Uttarayan Mondal
1883 lines
143 KiB
HTML
1883 lines
143 KiB
HTML
<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/home/fs0c131y/.local/share/cargo/registry/src/github.com-1ecc6299db9ec823/chrono-0.4.19/src/format/mod.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>mod.rs - source</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../../ayu.css" disabled ><script id="default-settings"></script><script src="../../../storage.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../../favicon.svg">
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
<span id="566">566</span>
|
||
<span id="567">567</span>
|
||
<span id="568">568</span>
|
||
<span id="569">569</span>
|
||
<span id="570">570</span>
|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
<span id="577">577</span>
|
||
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|
||
<span id="579">579</span>
|
||
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|
||
<span id="581">581</span>
|
||
<span id="582">582</span>
|
||
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|
||
<span id="584">584</span>
|
||
<span id="585">585</span>
|
||
<span id="586">586</span>
|
||
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|
||
<span id="588">588</span>
|
||
<span id="589">589</span>
|
||
<span id="590">590</span>
|
||
<span id="591">591</span>
|
||
<span id="592">592</span>
|
||
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|
||
<span id="594">594</span>
|
||
<span id="595">595</span>
|
||
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|
||
<span id="597">597</span>
|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
<span id="609">609</span>
|
||
<span id="610">610</span>
|
||
<span id="611">611</span>
|
||
<span id="612">612</span>
|
||
<span id="613">613</span>
|
||
<span id="614">614</span>
|
||
<span id="615">615</span>
|
||
<span id="616">616</span>
|
||
<span id="617">617</span>
|
||
<span id="618">618</span>
|
||
<span id="619">619</span>
|
||
<span id="620">620</span>
|
||
<span id="621">621</span>
|
||
<span id="622">622</span>
|
||
<span id="623">623</span>
|
||
<span id="624">624</span>
|
||
<span id="625">625</span>
|
||
<span id="626">626</span>
|
||
<span id="627">627</span>
|
||
<span id="628">628</span>
|
||
<span id="629">629</span>
|
||
<span id="630">630</span>
|
||
<span id="631">631</span>
|
||
<span id="632">632</span>
|
||
<span id="633">633</span>
|
||
<span id="634">634</span>
|
||
<span id="635">635</span>
|
||
<span id="636">636</span>
|
||
<span id="637">637</span>
|
||
<span id="638">638</span>
|
||
<span id="639">639</span>
|
||
<span id="640">640</span>
|
||
<span id="641">641</span>
|
||
<span id="642">642</span>
|
||
<span id="643">643</span>
|
||
<span id="644">644</span>
|
||
<span id="645">645</span>
|
||
<span id="646">646</span>
|
||
<span id="647">647</span>
|
||
<span id="648">648</span>
|
||
<span id="649">649</span>
|
||
<span id="650">650</span>
|
||
<span id="651">651</span>
|
||
<span id="652">652</span>
|
||
<span id="653">653</span>
|
||
<span id="654">654</span>
|
||
<span id="655">655</span>
|
||
<span id="656">656</span>
|
||
<span id="657">657</span>
|
||
<span id="658">658</span>
|
||
<span id="659">659</span>
|
||
<span id="660">660</span>
|
||
<span id="661">661</span>
|
||
<span id="662">662</span>
|
||
<span id="663">663</span>
|
||
<span id="664">664</span>
|
||
<span id="665">665</span>
|
||
<span id="666">666</span>
|
||
<span id="667">667</span>
|
||
<span id="668">668</span>
|
||
<span id="669">669</span>
|
||
<span id="670">670</span>
|
||
<span id="671">671</span>
|
||
<span id="672">672</span>
|
||
<span id="673">673</span>
|
||
<span id="674">674</span>
|
||
<span id="675">675</span>
|
||
<span id="676">676</span>
|
||
<span id="677">677</span>
|
||
<span id="678">678</span>
|
||
<span id="679">679</span>
|
||
<span id="680">680</span>
|
||
<span id="681">681</span>
|
||
<span id="682">682</span>
|
||
<span id="683">683</span>
|
||
<span id="684">684</span>
|
||
<span id="685">685</span>
|
||
<span id="686">686</span>
|
||
<span id="687">687</span>
|
||
<span id="688">688</span>
|
||
<span id="689">689</span>
|
||
<span id="690">690</span>
|
||
<span id="691">691</span>
|
||
<span id="692">692</span>
|
||
<span id="693">693</span>
|
||
<span id="694">694</span>
|
||
<span id="695">695</span>
|
||
<span id="696">696</span>
|
||
<span id="697">697</span>
|
||
<span id="698">698</span>
|
||
<span id="699">699</span>
|
||
<span id="700">700</span>
|
||
<span id="701">701</span>
|
||
<span id="702">702</span>
|
||
<span id="703">703</span>
|
||
<span id="704">704</span>
|
||
<span id="705">705</span>
|
||
<span id="706">706</span>
|
||
<span id="707">707</span>
|
||
<span id="708">708</span>
|
||
<span id="709">709</span>
|
||
<span id="710">710</span>
|
||
<span id="711">711</span>
|
||
<span id="712">712</span>
|
||
<span id="713">713</span>
|
||
<span id="714">714</span>
|
||
<span id="715">715</span>
|
||
<span id="716">716</span>
|
||
<span id="717">717</span>
|
||
<span id="718">718</span>
|
||
<span id="719">719</span>
|
||
<span id="720">720</span>
|
||
<span id="721">721</span>
|
||
<span id="722">722</span>
|
||
<span id="723">723</span>
|
||
<span id="724">724</span>
|
||
<span id="725">725</span>
|
||
<span id="726">726</span>
|
||
<span id="727">727</span>
|
||
<span id="728">728</span>
|
||
<span id="729">729</span>
|
||
<span id="730">730</span>
|
||
<span id="731">731</span>
|
||
<span id="732">732</span>
|
||
<span id="733">733</span>
|
||
<span id="734">734</span>
|
||
<span id="735">735</span>
|
||
<span id="736">736</span>
|
||
<span id="737">737</span>
|
||
<span id="738">738</span>
|
||
<span id="739">739</span>
|
||
<span id="740">740</span>
|
||
<span id="741">741</span>
|
||
<span id="742">742</span>
|
||
<span id="743">743</span>
|
||
<span id="744">744</span>
|
||
<span id="745">745</span>
|
||
<span id="746">746</span>
|
||
<span id="747">747</span>
|
||
<span id="748">748</span>
|
||
<span id="749">749</span>
|
||
<span id="750">750</span>
|
||
<span id="751">751</span>
|
||
<span id="752">752</span>
|
||
<span id="753">753</span>
|
||
<span id="754">754</span>
|
||
<span id="755">755</span>
|
||
<span id="756">756</span>
|
||
<span id="757">757</span>
|
||
<span id="758">758</span>
|
||
<span id="759">759</span>
|
||
<span id="760">760</span>
|
||
<span id="761">761</span>
|
||
<span id="762">762</span>
|
||
<span id="763">763</span>
|
||
<span id="764">764</span>
|
||
<span id="765">765</span>
|
||
<span id="766">766</span>
|
||
<span id="767">767</span>
|
||
<span id="768">768</span>
|
||
<span id="769">769</span>
|
||
<span id="770">770</span>
|
||
<span id="771">771</span>
|
||
<span id="772">772</span>
|
||
<span id="773">773</span>
|
||
<span id="774">774</span>
|
||
<span id="775">775</span>
|
||
<span id="776">776</span>
|
||
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|
||
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|
||
<span id="779">779</span>
|
||
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|
||
<span id="781">781</span>
|
||
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|
||
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|
||
<span id="784">784</span>
|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
<span id="799">799</span>
|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
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|
||
<span id="857">857</span>
|
||
<span id="858">858</span>
|
||
<span id="859">859</span>
|
||
<span id="860">860</span>
|
||
<span id="861">861</span>
|
||
<span id="862">862</span>
|
||
<span id="863">863</span>
|
||
<span id="864">864</span>
|
||
<span id="865">865</span>
|
||
<span id="866">866</span>
|
||
<span id="867">867</span>
|
||
<span id="868">868</span>
|
||
<span id="869">869</span>
|
||
<span id="870">870</span>
|
||
<span id="871">871</span>
|
||
<span id="872">872</span>
|
||
<span id="873">873</span>
|
||
<span id="874">874</span>
|
||
<span id="875">875</span>
|
||
<span id="876">876</span>
|
||
<span id="877">877</span>
|
||
<span id="878">878</span>
|
||
<span id="879">879</span>
|
||
<span id="880">880</span>
|
||
<span id="881">881</span>
|
||
<span id="882">882</span>
|
||
<span id="883">883</span>
|
||
<span id="884">884</span>
|
||
<span id="885">885</span>
|
||
<span id="886">886</span>
|
||
<span id="887">887</span>
|
||
<span id="888">888</span>
|
||
<span id="889">889</span>
|
||
<span id="890">890</span>
|
||
<span id="891">891</span>
|
||
<span id="892">892</span>
|
||
<span id="893">893</span>
|
||
<span id="894">894</span>
|
||
<span id="895">895</span>
|
||
<span id="896">896</span>
|
||
<span id="897">897</span>
|
||
<span id="898">898</span>
|
||
<span id="899">899</span>
|
||
<span id="900">900</span>
|
||
<span id="901">901</span>
|
||
<span id="902">902</span>
|
||
<span id="903">903</span>
|
||
<span id="904">904</span>
|
||
<span id="905">905</span>
|
||
<span id="906">906</span>
|
||
<span id="907">907</span>
|
||
<span id="908">908</span>
|
||
<span id="909">909</span>
|
||
<span id="910">910</span>
|
||
<span id="911">911</span>
|
||
<span id="912">912</span>
|
||
<span id="913">913</span>
|
||
<span id="914">914</span>
|
||
<span id="915">915</span>
|
||
<span id="916">916</span>
|
||
<span id="917">917</span>
|
||
<span id="918">918</span>
|
||
<span id="919">919</span>
|
||
<span id="920">920</span>
|
||
<span id="921">921</span>
|
||
<span id="922">922</span>
|
||
<span id="923">923</span>
|
||
<span id="924">924</span>
|
||
<span id="925">925</span>
|
||
<span id="926">926</span>
|
||
<span id="927">927</span>
|
||
<span id="928">928</span>
|
||
<span id="929">929</span>
|
||
<span id="930">930</span>
|
||
<span id="931">931</span>
|
||
<span id="932">932</span>
|
||
<span id="933">933</span>
|
||
<span id="934">934</span>
|
||
<span id="935">935</span>
|
||
<span id="936">936</span>
|
||
<span id="937">937</span>
|
||
<span id="938">938</span>
|
||
</pre><div class="example-wrap"><pre class="rust ">
|
||
<span class="comment">// This is a part of Chrono.</span>
|
||
<span class="comment">// See README.md and LICENSE.txt for details.</span>
|
||
|
||
<span class="doccomment">//! Formatting (and parsing) utilities for date and time.</span>
|
||
<span class="doccomment">//!</span>
|
||
<span class="doccomment">//! This module provides the common types and routines to implement,</span>
|
||
<span class="doccomment">//! for example, [`DateTime::format`](../struct.DateTime.html#method.format) or</span>
|
||
<span class="doccomment">//! [`DateTime::parse_from_str`](../struct.DateTime.html#method.parse_from_str) methods.</span>
|
||
<span class="doccomment">//! For most cases you should use these high-level interfaces.</span>
|
||
<span class="doccomment">//!</span>
|
||
<span class="doccomment">//! Internally the formatting and parsing shares the same abstract **formatting items**,</span>
|
||
<span class="doccomment">//! which are just an [`Iterator`](https://doc.rust-lang.org/std/iter/trait.Iterator.html) of</span>
|
||
<span class="doccomment">//! the [`Item`](./enum.Item.html) type.</span>
|
||
<span class="doccomment">//! They are generated from more readable **format strings**;</span>
|
||
<span class="doccomment">//! currently Chrono supports [one built-in syntax closely resembling</span>
|
||
<span class="doccomment">//! C's `strftime` format](./strftime/index.html).</span>
|
||
|
||
<span class="attribute">#![<span class="ident">allow</span>(<span class="ident">ellipsis_inclusive_range_patterns</span>)]</span>
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">alloc</span>::<span class="ident">boxed</span>::<span class="ident">Box</span>;
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">alloc</span>::<span class="ident">string</span>::{<span class="ident">String</span>, <span class="ident">ToString</span>};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">use</span> <span class="ident">core</span>::<span class="ident">borrow</span>::<span class="ident">Borrow</span>;
|
||
<span class="kw">use</span> <span class="ident">core</span>::<span class="ident">fmt</span>;
|
||
<span class="kw">use</span> <span class="ident">core</span>::<span class="ident">str</span>::<span class="ident">FromStr</span>;
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">error</span>::<span class="ident">Error</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">use</span> <span class="ident">naive</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveTime</span>};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">use</span> <span class="ident">offset</span>::{<span class="ident">FixedOffset</span>, <span class="ident">Offset</span>};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">use</span> {<span class="ident">Datelike</span>, <span class="ident">Timelike</span>};
|
||
<span class="kw">use</span> {<span class="ident">Month</span>, <span class="ident">ParseMonthError</span>, <span class="ident">ParseWeekdayError</span>, <span class="ident">Weekday</span>};
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">mod</span> <span class="ident">locales</span>;
|
||
|
||
<span class="kw">pub</span> <span class="kw">use</span> <span class="self">self</span>::<span class="ident">parse</span>::<span class="ident">parse</span>;
|
||
<span class="kw">pub</span> <span class="kw">use</span> <span class="self">self</span>::<span class="ident">parsed</span>::<span class="ident">Parsed</span>;
|
||
<span class="kw">pub</span> <span class="kw">use</span> <span class="self">self</span>::<span class="ident">strftime</span>::<span class="ident">StrftimeItems</span>;
|
||
<span class="doccomment">/// L10n locales.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">pure_rust_locales</span>::<span class="ident">Locale</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>))]</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">struct</span> <span class="ident">Locale</span>;
|
||
|
||
<span class="doccomment">/// An uninhabited type used for `InternalNumeric` and `InternalFixed` below.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>)]</span>
|
||
<span class="kw">enum</span> <span class="ident">Void</span> {}
|
||
|
||
<span class="doccomment">/// Padding characters for numeric items.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Pad</span> {
|
||
<span class="doccomment">/// No padding.</span>
|
||
<span class="prelude-val">None</span>,
|
||
<span class="doccomment">/// Zero (`0`) padding.</span>
|
||
<span class="ident">Zero</span>,
|
||
<span class="doccomment">/// Space padding.</span>
|
||
<span class="ident">Space</span>,
|
||
}
|
||
|
||
<span class="doccomment">/// Numeric item types.</span>
|
||
<span class="doccomment">/// They have associated formatting width (FW) and parsing width (PW).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// The **formatting width** is the minimal width to be formatted.</span>
|
||
<span class="doccomment">/// If the number is too short, and the padding is not [`Pad::None`](./enum.Pad.html#variant.None),</span>
|
||
<span class="doccomment">/// then it is left-padded.</span>
|
||
<span class="doccomment">/// If the number is too long or (in some cases) negative, it is printed as is.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// The **parsing width** is the maximal width to be scanned.</span>
|
||
<span class="doccomment">/// The parser only tries to consume from one to given number of digits (greedily).</span>
|
||
<span class="doccomment">/// It also trims the preceding whitespace if any.</span>
|
||
<span class="doccomment">/// It cannot parse the negative number, so some date and time cannot be formatted then</span>
|
||
<span class="doccomment">/// parsed with the same formatting items.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Numeric</span> {
|
||
<span class="doccomment">/// Full Gregorian year (FW=4, PW=∞).</span>
|
||
<span class="doccomment">/// May accept years before 1 BCE or after 9999 CE, given an initial sign.</span>
|
||
<span class="ident">Year</span>,
|
||
<span class="doccomment">/// Gregorian year divided by 100 (century number; FW=PW=2). Implies the non-negative year.</span>
|
||
<span class="ident">YearDiv100</span>,
|
||
<span class="doccomment">/// Gregorian year modulo 100 (FW=PW=2). Cannot be negative.</span>
|
||
<span class="ident">YearMod100</span>,
|
||
<span class="doccomment">/// Year in the ISO week date (FW=4, PW=∞).</span>
|
||
<span class="doccomment">/// May accept years before 1 BCE or after 9999 CE, given an initial sign.</span>
|
||
<span class="ident">IsoYear</span>,
|
||
<span class="doccomment">/// Year in the ISO week date, divided by 100 (FW=PW=2). Implies the non-negative year.</span>
|
||
<span class="ident">IsoYearDiv100</span>,
|
||
<span class="doccomment">/// Year in the ISO week date, modulo 100 (FW=PW=2). Cannot be negative.</span>
|
||
<span class="ident">IsoYearMod100</span>,
|
||
<span class="doccomment">/// Month (FW=PW=2).</span>
|
||
<span class="ident">Month</span>,
|
||
<span class="doccomment">/// Day of the month (FW=PW=2).</span>
|
||
<span class="ident">Day</span>,
|
||
<span class="doccomment">/// Week number, where the week 1 starts at the first Sunday of January (FW=PW=2).</span>
|
||
<span class="ident">WeekFromSun</span>,
|
||
<span class="doccomment">/// Week number, where the week 1 starts at the first Monday of January (FW=PW=2).</span>
|
||
<span class="ident">WeekFromMon</span>,
|
||
<span class="doccomment">/// Week number in the ISO week date (FW=PW=2).</span>
|
||
<span class="ident">IsoWeek</span>,
|
||
<span class="doccomment">/// Day of the week, where Sunday = 0 and Saturday = 6 (FW=PW=1).</span>
|
||
<span class="ident">NumDaysFromSun</span>,
|
||
<span class="doccomment">/// Day of the week, where Monday = 1 and Sunday = 7 (FW=PW=1).</span>
|
||
<span class="ident">WeekdayFromMon</span>,
|
||
<span class="doccomment">/// Day of the year (FW=PW=3).</span>
|
||
<span class="ident">Ordinal</span>,
|
||
<span class="doccomment">/// Hour number in the 24-hour clocks (FW=PW=2).</span>
|
||
<span class="ident">Hour</span>,
|
||
<span class="doccomment">/// Hour number in the 12-hour clocks (FW=PW=2).</span>
|
||
<span class="ident">Hour12</span>,
|
||
<span class="doccomment">/// The number of minutes since the last whole hour (FW=PW=2).</span>
|
||
<span class="ident">Minute</span>,
|
||
<span class="doccomment">/// The number of seconds since the last whole minute (FW=PW=2).</span>
|
||
<span class="ident">Second</span>,
|
||
<span class="doccomment">/// The number of nanoseconds since the last whole second (FW=PW=9).</span>
|
||
<span class="doccomment">/// Note that this is *not* left-aligned;</span>
|
||
<span class="doccomment">/// see also [`Fixed::Nanosecond`](./enum.Fixed.html#variant.Nanosecond).</span>
|
||
<span class="ident">Nanosecond</span>,
|
||
<span class="doccomment">/// The number of non-leap seconds since the midnight UTC on January 1, 1970 (FW=1, PW=∞).</span>
|
||
<span class="doccomment">/// For formatting, it assumes UTC upon the absence of time zone offset.</span>
|
||
<span class="ident">Timestamp</span>,
|
||
|
||
<span class="doccomment">/// Internal uses only.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// This item exists so that one can add additional internal-only formatting</span>
|
||
<span class="doccomment">/// without breaking major compatibility (as enum variants cannot be selectively private).</span>
|
||
<span class="ident">Internal</span>(<span class="ident">InternalNumeric</span>),
|
||
}
|
||
|
||
<span class="doccomment">/// An opaque type representing numeric item types for internal uses only.</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">InternalNumeric</span> {
|
||
<span class="ident">_dummy</span>: <span class="ident">Void</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Clone</span> <span class="kw">for</span> <span class="ident">InternalNumeric</span> {
|
||
<span class="kw">fn</span> <span class="ident">clone</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">_dummy</span> {}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PartialEq</span> <span class="kw">for</span> <span class="ident">InternalNumeric</span> {
|
||
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">_other</span>: <span class="kw-2">&</span><span class="ident">InternalNumeric</span>) <span class="op">-</span><span class="op">></span> <span class="ident">bool</span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">_dummy</span> {}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Eq</span> <span class="kw">for</span> <span class="ident">InternalNumeric</span> {}
|
||
|
||
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">InternalNumeric</span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"<InternalNumeric>"</span>)
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Fixed-format item types.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// They have their own rules of formatting and parsing.</span>
|
||
<span class="doccomment">/// Otherwise noted, they print in the specified cases but parse case-insensitively.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Fixed</span> {
|
||
<span class="doccomment">/// Abbreviated month names.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints a three-letter-long name in the title case, reads the same name in any case.</span>
|
||
<span class="ident">ShortMonthName</span>,
|
||
<span class="doccomment">/// Full month names.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints a full name in the title case, reads either a short or full name in any case.</span>
|
||
<span class="ident">LongMonthName</span>,
|
||
<span class="doccomment">/// Abbreviated day of the week names.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints a three-letter-long name in the title case, reads the same name in any case.</span>
|
||
<span class="ident">ShortWeekdayName</span>,
|
||
<span class="doccomment">/// Full day of the week names.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints a full name in the title case, reads either a short or full name in any case.</span>
|
||
<span class="ident">LongWeekdayName</span>,
|
||
<span class="doccomment">/// AM/PM.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints in lower case, reads in any case.</span>
|
||
<span class="ident">LowerAmPm</span>,
|
||
<span class="doccomment">/// AM/PM.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Prints in upper case, reads in any case.</span>
|
||
<span class="ident">UpperAmPm</span>,
|
||
<span class="doccomment">/// An optional dot plus one or more digits for left-aligned nanoseconds.</span>
|
||
<span class="doccomment">/// May print nothing, 3, 6 or 9 digits according to the available accuracy.</span>
|
||
<span class="doccomment">/// See also [`Numeric::Nanosecond`](./enum.Numeric.html#variant.Nanosecond).</span>
|
||
<span class="ident">Nanosecond</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 3.</span>
|
||
<span class="ident">Nanosecond3</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 6.</span>
|
||
<span class="ident">Nanosecond6</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 9.</span>
|
||
<span class="ident">Nanosecond9</span>,
|
||
<span class="doccomment">/// Timezone name.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// It does not support parsing, its use in the parser is an immediate failure.</span>
|
||
<span class="ident">TimezoneName</span>,
|
||
<span class="doccomment">/// Offset from the local time to UTC (`+09:00` or `-04:00` or `+00:00`).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// In the parser, the colon can be omitted and/or surrounded with any amount of whitespace.</span>
|
||
<span class="doccomment">/// The offset is limited from `-24:00` to `+24:00`,</span>
|
||
<span class="doccomment">/// which is the same as [`FixedOffset`](../offset/struct.FixedOffset.html)'s range.</span>
|
||
<span class="ident">TimezoneOffsetColon</span>,
|
||
<span class="doccomment">/// Offset from the local time to UTC (`+09:00` or `-04:00` or `Z`).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// In the parser, the colon can be omitted and/or surrounded with any amount of whitespace,</span>
|
||
<span class="doccomment">/// and `Z` can be either in upper case or in lower case.</span>
|
||
<span class="doccomment">/// The offset is limited from `-24:00` to `+24:00`,</span>
|
||
<span class="doccomment">/// which is the same as [`FixedOffset`](../offset/struct.FixedOffset.html)'s range.</span>
|
||
<span class="ident">TimezoneOffsetColonZ</span>,
|
||
<span class="doccomment">/// Same as [`TimezoneOffsetColon`](#variant.TimezoneOffsetColon) but prints no colon.</span>
|
||
<span class="doccomment">/// Parsing allows an optional colon.</span>
|
||
<span class="ident">TimezoneOffset</span>,
|
||
<span class="doccomment">/// Same as [`TimezoneOffsetColonZ`](#variant.TimezoneOffsetColonZ) but prints no colon.</span>
|
||
<span class="doccomment">/// Parsing allows an optional colon.</span>
|
||
<span class="ident">TimezoneOffsetZ</span>,
|
||
<span class="doccomment">/// RFC 2822 date and time syntax. Commonly used for email and MIME date and time.</span>
|
||
<span class="ident">RFC2822</span>,
|
||
<span class="doccomment">/// RFC 3339 & ISO 8601 date and time syntax.</span>
|
||
<span class="ident">RFC3339</span>,
|
||
|
||
<span class="doccomment">/// Internal uses only.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// This item exists so that one can add additional internal-only formatting</span>
|
||
<span class="doccomment">/// without breaking major compatibility (as enum variants cannot be selectively private).</span>
|
||
<span class="ident">Internal</span>(<span class="ident">InternalFixed</span>),
|
||
}
|
||
|
||
<span class="doccomment">/// An opaque type representing fixed-format item types for internal uses only.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">InternalFixed</span> {
|
||
<span class="ident">val</span>: <span class="ident">InternalInternal</span>,
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>)]</span>
|
||
<span class="kw">enum</span> <span class="ident">InternalInternal</span> {
|
||
<span class="doccomment">/// Same as [`TimezoneOffsetColonZ`](#variant.TimezoneOffsetColonZ), but</span>
|
||
<span class="doccomment">/// allows missing minutes (per [ISO 8601][iso8601]).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// # Panics</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// If you try to use this for printing.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// [iso8601]: https://en.wikipedia.org/wiki/ISO_8601#Time_offsets_from_UTC</span>
|
||
<span class="ident">TimezoneOffsetPermissive</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 3 and there is no leading dot.</span>
|
||
<span class="ident">Nanosecond3NoDot</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 6 and there is no leading dot.</span>
|
||
<span class="ident">Nanosecond6NoDot</span>,
|
||
<span class="doccomment">/// Same as [`Nanosecond`](#variant.Nanosecond) but the accuracy is fixed to 9 and there is no leading dot.</span>
|
||
<span class="ident">Nanosecond9NoDot</span>,
|
||
}
|
||
|
||
<span class="doccomment">/// A single formatting item. This is used for both formatting and parsing.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> {
|
||
<span class="doccomment">/// A literally printed and parsed text.</span>
|
||
<span class="ident">Literal</span>(<span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">str</span>),
|
||
<span class="doccomment">/// Same as `Literal` but with the string owned by the item.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="ident">OwnedLiteral</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">str</span><span class="op">></span>),
|
||
<span class="doccomment">/// Whitespace. Prints literally but reads zero or more whitespace.</span>
|
||
<span class="ident">Space</span>(<span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">str</span>),
|
||
<span class="doccomment">/// Same as `Space` but with the string owned by the item.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="ident">OwnedSpace</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">str</span><span class="op">></span>),
|
||
<span class="doccomment">/// Numeric item. Can be optionally padded to the maximal length (if any) when formatting;</span>
|
||
<span class="doccomment">/// the parser simply ignores any padded whitespace and zeroes.</span>
|
||
<span class="ident">Numeric</span>(<span class="ident">Numeric</span>, <span class="ident">Pad</span>),
|
||
<span class="doccomment">/// Fixed-format item.</span>
|
||
<span class="ident">Fixed</span>(<span class="ident">Fixed</span>),
|
||
<span class="doccomment">/// Issues a formatting error. Used to signal an invalid format string.</span>
|
||
<span class="ident">Error</span>,
|
||
}
|
||
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">lit</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">expr</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Literal</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">sp</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">expr</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Space</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">num</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">ident</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Numeric</span>(<span class="ident">Numeric</span>::<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>, <span class="ident">Pad</span>::<span class="prelude-val">None</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">num0</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">ident</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Numeric</span>(<span class="ident">Numeric</span>::<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>, <span class="ident">Pad</span>::<span class="ident">Zero</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">nums</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">ident</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Numeric</span>(<span class="ident">Numeric</span>::<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>, <span class="ident">Pad</span>::<span class="ident">Space</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">fix</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">ident</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Fixed</span>(<span class="ident">Fixed</span>::<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>)
|
||
};
|
||
}
|
||
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">internal_fix</span> {
|
||
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span>:<span class="ident">ident</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">Item</span>::<span class="ident">Fixed</span>(<span class="ident">Fixed</span>::<span class="ident">Internal</span>(<span class="ident">InternalFixed</span> { <span class="ident">val</span>: <span class="ident">InternalInternal</span>::<span class="macro-nonterminal">$</span><span class="macro-nonterminal">x</span> }))
|
||
};
|
||
}
|
||
|
||
<span class="doccomment">/// An error from the `parse` function.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Copy</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>);
|
||
|
||
<span class="doccomment">/// The category of parse error</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Copy</span>)]</span>
|
||
<span class="kw">enum</span> <span class="ident">ParseErrorKind</span> {
|
||
<span class="doccomment">/// Given field is out of permitted range.</span>
|
||
<span class="ident">OutOfRange</span>,
|
||
|
||
<span class="doccomment">/// There is no possible date and time value with given set of fields.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// This does not include the out-of-range conditions, which are trivially invalid.</span>
|
||
<span class="doccomment">/// It includes the case that there are one or more fields that are inconsistent to each other.</span>
|
||
<span class="ident">Impossible</span>,
|
||
|
||
<span class="doccomment">/// Given set of fields is not enough to make a requested date and time value.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Note that there *may* be a case that given fields constrain the possible values so much</span>
|
||
<span class="doccomment">/// that there is a unique possible value. Chrono only tries to be correct for</span>
|
||
<span class="doccomment">/// most useful sets of fields however, as such constraint solving can be expensive.</span>
|
||
<span class="ident">NotEnough</span>,
|
||
|
||
<span class="doccomment">/// The input string has some invalid character sequence for given formatting items.</span>
|
||
<span class="ident">Invalid</span>,
|
||
|
||
<span class="doccomment">/// The input string has been prematurely ended.</span>
|
||
<span class="ident">TooShort</span>,
|
||
|
||
<span class="doccomment">/// All formatting items have been read but there is a remaining input.</span>
|
||
<span class="ident">TooLong</span>,
|
||
|
||
<span class="doccomment">/// There was an error on the formatting string, or there were non-supported formating items.</span>
|
||
<span class="ident">BadFormat</span>,
|
||
}
|
||
|
||
<span class="doccomment">/// Same as `Result<T, ParseError>`.</span>
|
||
<span class="kw">pub</span> <span class="kw">type</span> <span class="ident">ParseResult</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="op">=</span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">ParseError</span><span class="op">></span>;
|
||
|
||
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="number">0</span> {
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">OutOfRange</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"input is out of range"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">Impossible</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"no possible date and time matching input"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">NotEnough</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"input is not enough for unique date and time"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">Invalid</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"input contains invalid characters"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">TooShort</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"premature end of input"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">TooLong</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"trailing input"</span>),
|
||
<span class="ident">ParseErrorKind</span>::<span class="ident">BadFormat</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"bad or unsupported format string"</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">impl</span> <span class="ident">Error</span> <span class="kw">for</span> <span class="ident">ParseError</span> {
|
||
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">deprecated</span>)]</span>
|
||
<span class="kw">fn</span> <span class="ident">description</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">str</span> {
|
||
<span class="string">"parser error, see to_string() for details"</span>
|
||
}
|
||
}
|
||
|
||
<span class="comment">// to be used in this module and submodules</span>
|
||
<span class="kw">const</span> <span class="ident">OUT_OF_RANGE</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">OutOfRange</span>);
|
||
<span class="kw">const</span> <span class="ident">IMPOSSIBLE</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">Impossible</span>);
|
||
<span class="kw">const</span> <span class="ident">NOT_ENOUGH</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">NotEnough</span>);
|
||
<span class="kw">const</span> <span class="ident">INVALID</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">Invalid</span>);
|
||
<span class="kw">const</span> <span class="ident">TOO_SHORT</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">TooShort</span>);
|
||
<span class="kw">const</span> <span class="ident">TOO_LONG</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">TooLong</span>);
|
||
<span class="kw">const</span> <span class="ident">BAD_FORMAT</span>: <span class="ident">ParseError</span> <span class="op">=</span> <span class="ident">ParseError</span>(<span class="ident">ParseErrorKind</span>::<span class="ident">BadFormat</span>);
|
||
|
||
<span class="doccomment">/// Formats single formatting item</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">format_item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>(
|
||
<span class="ident">w</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>,
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="ident">item</span>: <span class="kw-2">&</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
<span class="ident">format_inner</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">result</span>, <span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>, <span class="ident">item</span>, <span class="prelude-val">None</span>)<span class="question-mark">?</span>;
|
||
<span class="ident">w</span>.<span class="ident">pad</span>(<span class="kw-2">&</span><span class="ident">result</span>)
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">fn</span> <span class="ident">format_inner</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>(
|
||
<span class="ident">result</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">String</span>,
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="ident">item</span>: <span class="kw-2">&</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>,
|
||
<span class="ident">_locale</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Locale</span><span class="op">></span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">let</span> (<span class="ident">short_months</span>, <span class="ident">long_months</span>, <span class="ident">short_weekdays</span>, <span class="ident">long_weekdays</span>, <span class="ident">am_pm</span>, <span class="ident">am_pm_lowercase</span>) <span class="op">=</span> {
|
||
<span class="kw">let</span> <span class="ident">locale</span> <span class="op">=</span> <span class="ident">_locale</span>.<span class="ident">unwrap_or</span>(<span class="ident">Locale</span>::<span class="ident">POSIX</span>);
|
||
<span class="kw">let</span> <span class="ident">am_pm</span> <span class="op">=</span> <span class="ident">locales</span>::<span class="ident">am_pm</span>(<span class="ident">locale</span>);
|
||
(
|
||
<span class="ident">locales</span>::<span class="ident">short_months</span>(<span class="ident">locale</span>),
|
||
<span class="ident">locales</span>::<span class="ident">long_months</span>(<span class="ident">locale</span>),
|
||
<span class="ident">locales</span>::<span class="ident">short_weekdays</span>(<span class="ident">locale</span>),
|
||
<span class="ident">locales</span>::<span class="ident">long_weekdays</span>(<span class="ident">locale</span>),
|
||
<span class="ident">am_pm</span>,
|
||
<span class="kw-2">&</span>[<span class="ident">am_pm</span>[<span class="number">0</span>].<span class="ident">to_lowercase</span>(), <span class="ident">am_pm</span>[<span class="number">1</span>].<span class="ident">to_lowercase</span>()],
|
||
)
|
||
};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>))]</span>
|
||
<span class="kw">let</span> (<span class="ident">short_months</span>, <span class="ident">long_months</span>, <span class="ident">short_weekdays</span>, <span class="ident">long_weekdays</span>, <span class="ident">am_pm</span>, <span class="ident">am_pm_lowercase</span>) <span class="op">=</span> {
|
||
(
|
||
<span class="kw-2">&</span>[<span class="string">"Jan"</span>, <span class="string">"Feb"</span>, <span class="string">"Mar"</span>, <span class="string">"Apr"</span>, <span class="string">"May"</span>, <span class="string">"Jun"</span>, <span class="string">"Jul"</span>, <span class="string">"Aug"</span>, <span class="string">"Sep"</span>, <span class="string">"Oct"</span>, <span class="string">"Nov"</span>, <span class="string">"Dec"</span>],
|
||
<span class="kw-2">&</span>[
|
||
<span class="string">"January"</span>,
|
||
<span class="string">"February"</span>,
|
||
<span class="string">"March"</span>,
|
||
<span class="string">"April"</span>,
|
||
<span class="string">"May"</span>,
|
||
<span class="string">"June"</span>,
|
||
<span class="string">"July"</span>,
|
||
<span class="string">"August"</span>,
|
||
<span class="string">"September"</span>,
|
||
<span class="string">"October"</span>,
|
||
<span class="string">"November"</span>,
|
||
<span class="string">"December"</span>,
|
||
],
|
||
<span class="kw-2">&</span>[<span class="string">"Sun"</span>, <span class="string">"Mon"</span>, <span class="string">"Tue"</span>, <span class="string">"Wed"</span>, <span class="string">"Thu"</span>, <span class="string">"Fri"</span>, <span class="string">"Sat"</span>],
|
||
<span class="kw-2">&</span>[<span class="string">"Sunday"</span>, <span class="string">"Monday"</span>, <span class="string">"Tuesday"</span>, <span class="string">"Wednesday"</span>, <span class="string">"Thursday"</span>, <span class="string">"Friday"</span>, <span class="string">"Saturday"</span>],
|
||
<span class="kw-2">&</span>[<span class="string">"AM"</span>, <span class="string">"PM"</span>],
|
||
<span class="kw-2">&</span>[<span class="string">"am"</span>, <span class="string">"pm"</span>],
|
||
)
|
||
};
|
||
|
||
<span class="kw">use</span> <span class="ident">core</span>::<span class="ident">fmt</span>::<span class="ident">Write</span>;
|
||
<span class="kw">use</span> <span class="ident">div</span>::{<span class="ident">div_floor</span>, <span class="ident">mod_floor</span>};
|
||
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="ident">item</span> {
|
||
<span class="ident">Item</span>::<span class="ident">Literal</span>(<span class="ident">s</span>) <span class="op">|</span> <span class="ident">Item</span>::<span class="ident">Space</span>(<span class="ident">s</span>) <span class="op">=</span><span class="op">></span> <span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">s</span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="ident">Item</span>::<span class="ident">OwnedLiteral</span>(<span class="kw-2">ref</span> <span class="ident">s</span>) <span class="op">|</span> <span class="ident">Item</span>::<span class="ident">OwnedSpace</span>(<span class="kw-2">ref</span> <span class="ident">s</span>) <span class="op">=</span><span class="op">></span> <span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">s</span>),
|
||
|
||
<span class="ident">Item</span>::<span class="ident">Numeric</span>(<span class="kw-2">ref</span> <span class="ident">spec</span>, <span class="kw-2">ref</span> <span class="ident">pad</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">Numeric</span>::<span class="kw-2">*</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">week_from_sun</span> <span class="op">=</span> <span class="op">|</span><span class="ident">d</span>: <span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">|</span> {
|
||
(<span class="ident">d</span>.<span class="ident">ordinal</span>() <span class="kw">as</span> <span class="ident">i32</span> <span class="op">-</span> <span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_sunday</span>() <span class="kw">as</span> <span class="ident">i32</span> <span class="op">+</span> <span class="number">7</span>) <span class="op">/</span> <span class="number">7</span>
|
||
};
|
||
<span class="kw">let</span> <span class="ident">week_from_mon</span> <span class="op">=</span> <span class="op">|</span><span class="ident">d</span>: <span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">|</span> {
|
||
(<span class="ident">d</span>.<span class="ident">ordinal</span>() <span class="kw">as</span> <span class="ident">i32</span> <span class="op">-</span> <span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_monday</span>() <span class="kw">as</span> <span class="ident">i32</span> <span class="op">+</span> <span class="number">7</span>) <span class="op">/</span> <span class="number">7</span>
|
||
};
|
||
|
||
<span class="kw">let</span> (<span class="ident">width</span>, <span class="ident">v</span>) <span class="op">=</span> <span class="kw">match</span> <span class="kw-2">*</span><span class="ident">spec</span> {
|
||
<span class="ident">Year</span> <span class="op">=</span><span class="op">></span> (<span class="number">4</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">year</span>()))),
|
||
<span class="ident">YearDiv100</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">div_floor</span>(<span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">year</span>()), <span class="number">100</span>))),
|
||
<span class="ident">YearMod100</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">mod_floor</span>(<span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">year</span>()), <span class="number">100</span>))),
|
||
<span class="ident">IsoYear</span> <span class="op">=</span><span class="op">></span> (<span class="number">4</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">iso_week</span>().<span class="ident">year</span>()))),
|
||
<span class="ident">IsoYearDiv100</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">div_floor</span>(<span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">iso_week</span>().<span class="ident">year</span>()), <span class="number">100</span>))),
|
||
<span class="ident">IsoYearMod100</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">mod_floor</span>(<span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">iso_week</span>().<span class="ident">year</span>()), <span class="number">100</span>))),
|
||
<span class="ident">Month</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">month</span>()))),
|
||
<span class="ident">Day</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">day</span>()))),
|
||
<span class="ident">WeekFromSun</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">week_from_sun</span>(<span class="ident">d</span>)))),
|
||
<span class="ident">WeekFromMon</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">week_from_mon</span>(<span class="ident">d</span>)))),
|
||
<span class="ident">IsoWeek</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">iso_week</span>().<span class="ident">week</span>()))),
|
||
<span class="ident">NumDaysFromSun</span> <span class="op">=</span><span class="op">></span> (<span class="number">1</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_sunday</span>()))),
|
||
<span class="ident">WeekdayFromMon</span> <span class="op">=</span><span class="op">></span> (<span class="number">1</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">number_from_monday</span>()))),
|
||
<span class="ident">Ordinal</span> <span class="op">=</span><span class="op">></span> (<span class="number">3</span>, <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">d</span>.<span class="ident">ordinal</span>()))),
|
||
<span class="ident">Hour</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">t</span>.<span class="ident">hour</span>()))),
|
||
<span class="ident">Hour12</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">t</span>.<span class="ident">hour12</span>().<span class="number">1</span>))),
|
||
<span class="ident">Minute</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">t</span>.<span class="ident">minute</span>()))),
|
||
<span class="ident">Second</span> <span class="op">=</span><span class="op">></span> (<span class="number">2</span>, <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">t</span>.<span class="ident">second</span>() <span class="op">+</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">/</span> <span class="number">1_000_000_000</span>))),
|
||
<span class="ident">Nanosecond</span> <span class="op">=</span><span class="op">></span> (<span class="number">9</span>, <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">i64</span>::<span class="ident">from</span>(<span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>))),
|
||
<span class="ident">Timestamp</span> <span class="op">=</span><span class="op">></span> (
|
||
<span class="number">1</span>,
|
||
<span class="kw">match</span> (<span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>) {
|
||
(<span class="prelude-val">Some</span>(<span class="ident">d</span>), <span class="prelude-val">Some</span>(<span class="ident">t</span>), <span class="prelude-val">None</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">Some</span>(<span class="ident">d</span>.<span class="ident">and_time</span>(<span class="kw-2">*</span><span class="ident">t</span>).<span class="ident">timestamp</span>()),
|
||
(<span class="prelude-val">Some</span>(<span class="ident">d</span>), <span class="prelude-val">Some</span>(<span class="ident">t</span>), <span class="prelude-val">Some</span>(<span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>))) <span class="op">=</span><span class="op">></span> {
|
||
<span class="prelude-val">Some</span>((<span class="ident">d</span>.<span class="ident">and_time</span>(<span class="kw-2">*</span><span class="ident">t</span>) <span class="op">-</span> <span class="ident">off</span>).<span class="ident">timestamp</span>())
|
||
}
|
||
(<span class="kw">_</span>, <span class="kw">_</span>, <span class="kw">_</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">None</span>,
|
||
},
|
||
),
|
||
|
||
<span class="comment">// for the future expansion</span>
|
||
<span class="ident">Internal</span>(<span class="kw-2">ref</span> <span class="ident">int</span>) <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">int</span>.<span class="ident">_dummy</span> {},
|
||
};
|
||
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">v</span>) <span class="op">=</span> <span class="ident">v</span> {
|
||
<span class="kw">if</span> (<span class="ident">spec</span> <span class="op">=</span><span class="op">=</span> <span class="kw-2">&</span><span class="ident">Year</span> <span class="op">|</span><span class="op">|</span> <span class="ident">spec</span> <span class="op">=</span><span class="op">=</span> <span class="kw-2">&</span><span class="ident">IsoYear</span>) <span class="op">&&</span> <span class="op">!</span>(<span class="number">0</span> <span class="op"><</span><span class="op">=</span> <span class="ident">v</span> <span class="op">&&</span> <span class="ident">v</span> <span class="op"><</span> <span class="number">10_000</span>) {
|
||
<span class="comment">// non-four-digit years require an explicit sign as per ISO 8601</span>
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="ident">pad</span> {
|
||
<span class="ident">Pad</span>::<span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:+}"</span>, <span class="ident">v</span>),
|
||
<span class="ident">Pad</span>::<span class="ident">Zero</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:+01$}"</span>, <span class="ident">v</span>, <span class="ident">width</span> <span class="op">+</span> <span class="number">1</span>),
|
||
<span class="ident">Pad</span>::<span class="ident">Space</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:+1$}"</span>, <span class="ident">v</span>, <span class="ident">width</span> <span class="op">+</span> <span class="number">1</span>),
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="ident">pad</span> {
|
||
<span class="ident">Pad</span>::<span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{}"</span>, <span class="ident">v</span>),
|
||
<span class="ident">Pad</span>::<span class="ident">Zero</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:01$}"</span>, <span class="ident">v</span>, <span class="ident">width</span>),
|
||
<span class="ident">Pad</span>::<span class="ident">Space</span> <span class="op">=</span><span class="op">></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:1$}"</span>, <span class="ident">v</span>, <span class="ident">width</span>),
|
||
}
|
||
}<span class="question-mark">?</span>
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">fmt</span>::<span class="ident">Error</span>); <span class="comment">// insufficient arguments for given format</span>
|
||
}
|
||
}
|
||
|
||
<span class="ident">Item</span>::<span class="ident">Fixed</span>(<span class="kw-2">ref</span> <span class="ident">spec</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">Fixed</span>::<span class="kw-2">*</span>;
|
||
|
||
<span class="doccomment">/// Prints an offset from UTC in the format of `+HHMM` or `+HH:MM`.</span>
|
||
<span class="doccomment">/// `Z` instead of `+00[:]00` is allowed when `allow_zulu` is true.</span>
|
||
<span class="kw">fn</span> <span class="ident">write_local_minus_utc</span>(
|
||
<span class="ident">result</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">String</span>,
|
||
<span class="ident">off</span>: <span class="ident">FixedOffset</span>,
|
||
<span class="ident">allow_zulu</span>: <span class="ident">bool</span>,
|
||
<span class="ident">use_colon</span>: <span class="ident">bool</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="kw">let</span> <span class="ident">off</span> <span class="op">=</span> <span class="ident">off</span>.<span class="ident">local_minus_utc</span>();
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">allow_zulu</span> <span class="op">|</span><span class="op">|</span> <span class="ident">off</span> <span class="op">!</span><span class="op">=</span> <span class="number">0</span> {
|
||
<span class="kw">let</span> (<span class="ident">sign</span>, <span class="ident">off</span>) <span class="op">=</span> <span class="kw">if</span> <span class="ident">off</span> <span class="op"><</span> <span class="number">0</span> { (<span class="string">'-'</span>, <span class="op">-</span><span class="ident">off</span>) } <span class="kw">else</span> { (<span class="string">'+'</span>, <span class="ident">off</span>) };
|
||
<span class="kw">if</span> <span class="ident">use_colon</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{}{:02}:{:02}"</span>, <span class="ident">sign</span>, <span class="ident">off</span> <span class="op">/</span> <span class="number">3600</span>, <span class="ident">off</span> <span class="op">/</span> <span class="number">60</span> <span class="op">%</span> <span class="number">60</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{}{:02}{:02}"</span>, <span class="ident">sign</span>, <span class="ident">off</span> <span class="op">/</span> <span class="number">3600</span>, <span class="ident">off</span> <span class="op">/</span> <span class="number">60</span> <span class="op">%</span> <span class="number">60</span>)
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="string">"Z"</span>);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">let</span> <span class="ident">ret</span> <span class="op">=</span>
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="ident">spec</span> {
|
||
<span class="ident">ShortMonthName</span> <span class="op">=</span><span class="op">></span> <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">short_months</span>[<span class="ident">d</span>.<span class="ident">month0</span>() <span class="kw">as</span> <span class="ident">usize</span>]);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">LongMonthName</span> <span class="op">=</span><span class="op">></span> <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">long_months</span>[<span class="ident">d</span>.<span class="ident">month0</span>() <span class="kw">as</span> <span class="ident">usize</span>]);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">ShortWeekdayName</span> <span class="op">=</span><span class="op">></span> <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> {
|
||
<span class="ident">result</span>
|
||
.<span class="ident">push_str</span>(<span class="ident">short_weekdays</span>[<span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_sunday</span>() <span class="kw">as</span> <span class="ident">usize</span>]);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">LongWeekdayName</span> <span class="op">=</span><span class="op">></span> <span class="ident">date</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">d</span><span class="op">|</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">long_weekdays</span>[<span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_sunday</span>() <span class="kw">as</span> <span class="ident">usize</span>]);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">LowerAmPm</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"cargo-clippy"</span>, <span class="ident">allow</span>(<span class="ident">useless_asref</span>))]</span>
|
||
{
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="kw">if</span> <span class="ident">t</span>.<span class="ident">hour12</span>().<span class="number">0</span> {
|
||
<span class="ident">am_pm_lowercase</span>[<span class="number">1</span>].<span class="ident">as_ref</span>()
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">am_pm_lowercase</span>[<span class="number">0</span>].<span class="ident">as_ref</span>()
|
||
});
|
||
}
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">UpperAmPm</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="kw">if</span> <span class="ident">t</span>.<span class="ident">hour12</span>().<span class="number">0</span> { <span class="ident">am_pm</span>[<span class="number">1</span>] } <span class="kw">else</span> { <span class="ident">am_pm</span>[<span class="number">0</span>] });
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">Nanosecond</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="kw">if</span> <span class="ident">nano</span> <span class="op">=</span><span class="op">=</span> <span class="number">0</span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">nano</span> <span class="op">%</span> <span class="number">1_000_000</span> <span class="op">=</span><span class="op">=</span> <span class="number">0</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:03}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000_000</span>)
|
||
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">nano</span> <span class="op">%</span> <span class="number">1_000</span> <span class="op">=</span><span class="op">=</span> <span class="number">0</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:06}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:09}"</span>, <span class="ident">nano</span>)
|
||
}
|
||
}),
|
||
<span class="ident">Nanosecond3</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:03}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000_000</span>)
|
||
}),
|
||
<span class="ident">Nanosecond6</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:06}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000</span>)
|
||
}),
|
||
<span class="ident">Nanosecond9</span> <span class="op">=</span><span class="op">></span> <span class="ident">time</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">".{:09}"</span>, <span class="ident">nano</span>)
|
||
}),
|
||
<span class="ident">Internal</span>(<span class="ident">InternalFixed</span> { <span class="ident">val</span>: <span class="ident">InternalInternal</span>::<span class="ident">Nanosecond3NoDot</span> }) <span class="op">=</span><span class="op">></span> <span class="ident">time</span>
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:03}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000_000</span>)
|
||
}),
|
||
<span class="ident">Internal</span>(<span class="ident">InternalFixed</span> { <span class="ident">val</span>: <span class="ident">InternalInternal</span>::<span class="ident">Nanosecond6NoDot</span> }) <span class="op">=</span><span class="op">></span> <span class="ident">time</span>
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:06}"</span>, <span class="ident">nano</span> <span class="op">/</span> <span class="number">1_000</span>)
|
||
}),
|
||
<span class="ident">Internal</span>(<span class="ident">InternalFixed</span> { <span class="ident">val</span>: <span class="ident">InternalInternal</span>::<span class="ident">Nanosecond9NoDot</span> }) <span class="op">=</span><span class="op">></span> <span class="ident">time</span>
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">nano</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">%</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:09}"</span>, <span class="ident">nano</span>)
|
||
}),
|
||
<span class="ident">TimezoneName</span> <span class="op">=</span><span class="op">></span> <span class="ident">off</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">&</span>(<span class="kw-2">ref</span> <span class="ident">name</span>, <span class="kw">_</span>)<span class="op">|</span> {
|
||
<span class="ident">result</span>.<span class="ident">push_str</span>(<span class="ident">name</span>);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}),
|
||
<span class="ident">TimezoneOffsetColon</span> <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">off</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>)<span class="op">|</span> <span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">false</span>, <span class="bool-val">true</span>))
|
||
}
|
||
<span class="ident">TimezoneOffsetColonZ</span> <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">off</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>)<span class="op">|</span> <span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>))
|
||
}
|
||
<span class="ident">TimezoneOffset</span> <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">off</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>)<span class="op">|</span> <span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">false</span>, <span class="bool-val">false</span>))
|
||
}
|
||
<span class="ident">TimezoneOffsetZ</span> <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">off</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>)<span class="op">|</span> <span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">true</span>, <span class="bool-val">false</span>))
|
||
}
|
||
<span class="ident">Internal</span>(<span class="ident">InternalFixed</span> { <span class="ident">val</span>: <span class="ident">InternalInternal</span>::<span class="ident">TimezoneOffsetPermissive</span> }) <span class="op">=</span><span class="op">></span> {
|
||
<span class="macro">panic</span><span class="macro">!</span>(<span class="string">"Do not try to write %#z it is undefined"</span>)
|
||
}
|
||
<span class="ident">RFC2822</span> <span class="op">=</span><span class="op">></span>
|
||
<span class="comment">// same as `%a, %d %b %Y %H:%M:%S %z`</span>
|
||
{
|
||
<span class="kw">if</span> <span class="kw">let</span> (<span class="prelude-val">Some</span>(<span class="ident">d</span>), <span class="prelude-val">Some</span>(<span class="ident">t</span>), <span class="prelude-val">Some</span>(<span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>))) <span class="op">=</span> (<span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>) {
|
||
<span class="kw">let</span> <span class="ident">sec</span> <span class="op">=</span> <span class="ident">t</span>.<span class="ident">second</span>() <span class="op">+</span> <span class="ident">t</span>.<span class="ident">nanosecond</span>() <span class="op">/</span> <span class="number">1_000_000_000</span>;
|
||
<span class="macro">write</span><span class="macro">!</span>(
|
||
<span class="ident">result</span>,
|
||
<span class="string">"{}, {:02} {} {:04} {:02}:{:02}:{:02} "</span>,
|
||
<span class="ident">short_weekdays</span>[<span class="ident">d</span>.<span class="ident">weekday</span>().<span class="ident">num_days_from_sunday</span>() <span class="kw">as</span> <span class="ident">usize</span>],
|
||
<span class="ident">d</span>.<span class="ident">day</span>(),
|
||
<span class="ident">short_months</span>[<span class="ident">d</span>.<span class="ident">month0</span>() <span class="kw">as</span> <span class="ident">usize</span>],
|
||
<span class="ident">d</span>.<span class="ident">year</span>(),
|
||
<span class="ident">t</span>.<span class="ident">hour</span>(),
|
||
<span class="ident">t</span>.<span class="ident">minute</span>(),
|
||
<span class="ident">sec</span>
|
||
)<span class="question-mark">?</span>;
|
||
<span class="prelude-val">Some</span>(<span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">false</span>, <span class="bool-val">false</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">None</span>
|
||
}
|
||
}
|
||
<span class="ident">RFC3339</span> <span class="op">=</span><span class="op">></span>
|
||
<span class="comment">// same as `%Y-%m-%dT%H:%M:%S%.f%:z`</span>
|
||
{
|
||
<span class="kw">if</span> <span class="kw">let</span> (<span class="prelude-val">Some</span>(<span class="ident">d</span>), <span class="prelude-val">Some</span>(<span class="ident">t</span>), <span class="prelude-val">Some</span>(<span class="kw-2">&</span>(<span class="kw">_</span>, <span class="ident">off</span>))) <span class="op">=</span> (<span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>) {
|
||
<span class="comment">// reuse `Debug` impls which already print ISO 8601 format.</span>
|
||
<span class="comment">// this is faster in this way.</span>
|
||
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">result</span>, <span class="string">"{:?}T{:?}"</span>, <span class="ident">d</span>, <span class="ident">t</span>)<span class="question-mark">?</span>;
|
||
<span class="prelude-val">Some</span>(<span class="ident">write_local_minus_utc</span>(<span class="ident">result</span>, <span class="ident">off</span>, <span class="bool-val">false</span>, <span class="bool-val">true</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">None</span>
|
||
}
|
||
}
|
||
};
|
||
|
||
<span class="kw">match</span> <span class="ident">ret</span> {
|
||
<span class="prelude-val">Some</span>(<span class="ident">ret</span>) <span class="op">=</span><span class="op">></span> <span class="ident">ret</span><span class="question-mark">?</span>,
|
||
<span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">fmt</span>::<span class="ident">Error</span>), <span class="comment">// insufficient arguments for given format</span>
|
||
}
|
||
}
|
||
|
||
<span class="ident">Item</span>::<span class="ident">Error</span> <span class="op">=</span><span class="op">></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">fmt</span>::<span class="ident">Error</span>),
|
||
}
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
|
||
<span class="doccomment">/// Tries to format given arguments with given formatting items.</span>
|
||
<span class="doccomment">/// Internally used by `DelayedFormat`.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">format</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">I</span>, <span class="ident">B</span><span class="op">></span>(
|
||
<span class="ident">w</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>,
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">I</span>: <span class="ident">Iterator</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">B</span><span class="op">></span> <span class="op">+</span> <span class="ident">Clone</span>,
|
||
<span class="ident">B</span>: <span class="ident">Borrow</span><span class="op"><</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span><span class="op">></span>,
|
||
{
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
<span class="kw">for</span> <span class="ident">item</span> <span class="kw">in</span> <span class="ident">items</span> {
|
||
<span class="ident">format_inner</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">result</span>, <span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>, <span class="ident">item</span>.<span class="ident">borrow</span>(), <span class="prelude-val">None</span>)<span class="question-mark">?</span>;
|
||
}
|
||
<span class="ident">w</span>.<span class="ident">pad</span>(<span class="kw-2">&</span><span class="ident">result</span>)
|
||
}
|
||
|
||
<span class="kw">mod</span> <span class="ident">parsed</span>;
|
||
|
||
<span class="comment">// due to the size of parsing routines, they are in separate modules.</span>
|
||
<span class="kw">mod</span> <span class="ident">parse</span>;
|
||
<span class="kw">mod</span> <span class="ident">scan</span>;
|
||
|
||
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">strftime</span>;
|
||
|
||
<span class="doccomment">/// A *temporary* object which can be used as an argument to `format!` or others.</span>
|
||
<span class="doccomment">/// This is normally constructed via `format` methods of each date and time type.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span> {
|
||
<span class="doccomment">/// The date view, if any.</span>
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="doccomment">/// The time view, if any.</span>
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="doccomment">/// The name and local-to-UTC difference for the offset (timezone), if any.</span>
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="doccomment">/// An iterator returning formatting items.</span>
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
<span class="doccomment">/// Locale used for text.</span>
|
||
<span class="ident">locale</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Locale</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">I</span>: <span class="ident">Iterator</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">B</span><span class="op">></span> <span class="op">+</span> <span class="ident">Clone</span>, <span class="ident">B</span>: <span class="ident">Borrow</span><span class="op"><</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span><span class="op">></span><span class="op">></span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span> {
|
||
<span class="doccomment">/// Makes a new `DelayedFormat` value out of local date and time.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveDate</span><span class="op">></span>, <span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveTime</span><span class="op">></span>, <span class="ident">items</span>: <span class="ident">I</span>) <span class="op">-</span><span class="op">></span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span> {
|
||
<span class="ident">DelayedFormat</span> { <span class="ident">date</span>: <span class="ident">date</span>, <span class="ident">time</span>: <span class="ident">time</span>, <span class="ident">off</span>: <span class="prelude-val">None</span>, <span class="ident">items</span>: <span class="ident">items</span>, <span class="ident">locale</span>: <span class="prelude-val">None</span> }
|
||
}
|
||
|
||
<span class="doccomment">/// Makes a new `DelayedFormat` value out of local date and time and UTC offset.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_offset</span><span class="op"><</span><span class="ident">Off</span><span class="op">></span>(
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">offset</span>: <span class="kw-2">&</span><span class="ident">Off</span>,
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">Off</span>: <span class="ident">Offset</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span>,
|
||
{
|
||
<span class="kw">let</span> <span class="ident">name_and_diff</span> <span class="op">=</span> (<span class="ident">offset</span>.<span class="ident">to_string</span>(), <span class="ident">offset</span>.<span class="ident">fix</span>());
|
||
<span class="ident">DelayedFormat</span> {
|
||
<span class="ident">date</span>: <span class="ident">date</span>,
|
||
<span class="ident">time</span>: <span class="ident">time</span>,
|
||
<span class="ident">off</span>: <span class="prelude-val">Some</span>(<span class="ident">name_and_diff</span>),
|
||
<span class="ident">items</span>: <span class="ident">items</span>,
|
||
<span class="ident">locale</span>: <span class="prelude-val">None</span>,
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Makes a new `DelayedFormat` value out of local date and time and locale.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_locale</span>(
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
<span class="ident">locale</span>: <span class="ident">Locale</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span> {
|
||
<span class="ident">DelayedFormat</span> { <span class="ident">date</span>: <span class="ident">date</span>, <span class="ident">time</span>: <span class="ident">time</span>, <span class="ident">off</span>: <span class="prelude-val">None</span>, <span class="ident">items</span>: <span class="ident">items</span>, <span class="ident">locale</span>: <span class="prelude-val">Some</span>(<span class="ident">locale</span>) }
|
||
}
|
||
|
||
<span class="doccomment">/// Makes a new `DelayedFormat` value out of local date and time, UTC offset and locale.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_offset_and_locale</span><span class="op"><</span><span class="ident">Off</span><span class="op">></span>(
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">offset</span>: <span class="kw-2">&</span><span class="ident">Off</span>,
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
<span class="ident">locale</span>: <span class="ident">Locale</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">Off</span>: <span class="ident">Offset</span> <span class="op">+</span> <span class="ident">fmt</span>::<span class="ident">Display</span>,
|
||
{
|
||
<span class="kw">let</span> <span class="ident">name_and_diff</span> <span class="op">=</span> (<span class="ident">offset</span>.<span class="ident">to_string</span>(), <span class="ident">offset</span>.<span class="ident">fix</span>());
|
||
<span class="ident">DelayedFormat</span> {
|
||
<span class="ident">date</span>: <span class="ident">date</span>,
|
||
<span class="ident">time</span>: <span class="ident">time</span>,
|
||
<span class="ident">off</span>: <span class="prelude-val">Some</span>(<span class="ident">name_and_diff</span>),
|
||
<span class="ident">items</span>: <span class="ident">items</span>,
|
||
<span class="ident">locale</span>: <span class="prelude-val">Some</span>(<span class="ident">locale</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"alloc"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"std"</span>, <span class="ident">test</span>))]</span>
|
||
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">I</span>: <span class="ident">Iterator</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">B</span><span class="op">></span> <span class="op">+</span> <span class="ident">Clone</span>, <span class="ident">B</span>: <span class="ident">Borrow</span><span class="op"><</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span><span class="op">></span><span class="op">></span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">DelayedFormat</span><span class="op"><</span><span class="ident">I</span><span class="op">></span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
{
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">locale</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">locale</span> {
|
||
<span class="kw">return</span> <span class="ident">format_localized</span>(
|
||
<span class="ident">f</span>,
|
||
<span class="self">self</span>.<span class="ident">date</span>.<span class="ident">as_ref</span>(),
|
||
<span class="self">self</span>.<span class="ident">time</span>.<span class="ident">as_ref</span>(),
|
||
<span class="self">self</span>.<span class="ident">off</span>.<span class="ident">as_ref</span>(),
|
||
<span class="self">self</span>.<span class="ident">items</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">locale</span>,
|
||
);
|
||
}
|
||
}
|
||
|
||
<span class="ident">format</span>(<span class="ident">f</span>, <span class="self">self</span>.<span class="ident">date</span>.<span class="ident">as_ref</span>(), <span class="self">self</span>.<span class="ident">time</span>.<span class="ident">as_ref</span>(), <span class="self">self</span>.<span class="ident">off</span>.<span class="ident">as_ref</span>(), <span class="self">self</span>.<span class="ident">items</span>.<span class="ident">clone</span>())
|
||
}
|
||
}
|
||
|
||
<span class="comment">// this implementation is here only because we need some private code from `scan`</span>
|
||
|
||
<span class="doccomment">/// Parsing a `str` into a `Weekday` uses the format [`%W`](./format/strftime/index.html).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// # Example</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// use chrono::Weekday;</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// assert_eq!("Sunday".parse::<Weekday>(), Ok(Weekday::Sun));</span>
|
||
<span class="doccomment">/// assert!("any day".parse::<Weekday>().is_err());</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// The parsing is case-insensitive.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// # use chrono::Weekday;</span>
|
||
<span class="doccomment">/// assert_eq!("mON".parse::<Weekday>(), Ok(Weekday::Mon));</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Only the shortest form (e.g. `sun`) and the longest form (e.g. `sunday`) is accepted.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// # use chrono::Weekday;</span>
|
||
<span class="doccomment">/// assert!("thurs".parse::<Weekday>().is_err());</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="kw">impl</span> <span class="ident">FromStr</span> <span class="kw">for</span> <span class="ident">Weekday</span> {
|
||
<span class="kw">type</span> <span class="prelude-val">Err</span> <span class="op">=</span> <span class="ident">ParseWeekdayError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">from_str</span>(<span class="ident">s</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>, <span class="self">Self</span>::<span class="prelude-val">Err</span><span class="op">></span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>((<span class="string">""</span>, <span class="ident">w</span>)) <span class="op">=</span> <span class="ident">scan</span>::<span class="ident">short_or_long_weekday</span>(<span class="ident">s</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">w</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Err</span>(<span class="ident">ParseWeekdayError</span> { <span class="ident">_dummy</span>: () })
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Formats single formatting item</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">format_item_localized</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>(
|
||
<span class="ident">w</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>,
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="ident">item</span>: <span class="kw-2">&</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span>,
|
||
<span class="ident">locale</span>: <span class="ident">Locale</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
<span class="ident">format_inner</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">result</span>, <span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>, <span class="ident">item</span>, <span class="prelude-val">Some</span>(<span class="ident">locale</span>))<span class="question-mark">?</span>;
|
||
<span class="ident">w</span>.<span class="ident">pad</span>(<span class="kw-2">&</span><span class="ident">result</span>)
|
||
}
|
||
|
||
<span class="doccomment">/// Tries to format given arguments with given formatting items.</span>
|
||
<span class="doccomment">/// Internally used by `DelayedFormat`.</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unstable-locales"</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">format_localized</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">I</span>, <span class="ident">B</span><span class="op">></span>(
|
||
<span class="ident">w</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>,
|
||
<span class="ident">date</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveDate</span><span class="op">></span>,
|
||
<span class="ident">time</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">NaiveTime</span><span class="op">></span>,
|
||
<span class="ident">off</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span>(<span class="ident">String</span>, <span class="ident">FixedOffset</span>)<span class="op">></span>,
|
||
<span class="ident">items</span>: <span class="ident">I</span>,
|
||
<span class="ident">locale</span>: <span class="ident">Locale</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">I</span>: <span class="ident">Iterator</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">B</span><span class="op">></span> <span class="op">+</span> <span class="ident">Clone</span>,
|
||
<span class="ident">B</span>: <span class="ident">Borrow</span><span class="op"><</span><span class="ident">Item</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span><span class="op">></span>,
|
||
{
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
<span class="kw">for</span> <span class="ident">item</span> <span class="kw">in</span> <span class="ident">items</span> {
|
||
<span class="ident">format_inner</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">result</span>, <span class="ident">date</span>, <span class="ident">time</span>, <span class="ident">off</span>, <span class="ident">item</span>.<span class="ident">borrow</span>(), <span class="prelude-val">Some</span>(<span class="ident">locale</span>))<span class="question-mark">?</span>;
|
||
}
|
||
<span class="ident">w</span>.<span class="ident">pad</span>(<span class="kw-2">&</span><span class="ident">result</span>)
|
||
}
|
||
|
||
<span class="doccomment">/// Parsing a `str` into a `Month` uses the format [`%W`](./format/strftime/index.html).</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// # Example</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// use chrono::Month;</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// assert_eq!("January".parse::<Month>(), Ok(Month::January));</span>
|
||
<span class="doccomment">/// assert!("any day".parse::<Month>().is_err());</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// The parsing is case-insensitive.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// # use chrono::Month;</span>
|
||
<span class="doccomment">/// assert_eq!("fEbruARy".parse::<Month>(), Ok(Month::February));</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Only the shortest form (e.g. `jan`) and the longest form (e.g. `january`) is accepted.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="doccomment">/// # use chrono::Month;</span>
|
||
<span class="doccomment">/// assert!("septem".parse::<Month>().is_err());</span>
|
||
<span class="doccomment">/// assert!("Augustin".parse::<Month>().is_err());</span>
|
||
<span class="doccomment">/// ~~~~</span>
|
||
<span class="kw">impl</span> <span class="ident">FromStr</span> <span class="kw">for</span> <span class="ident">Month</span> {
|
||
<span class="kw">type</span> <span class="prelude-val">Err</span> <span class="op">=</span> <span class="ident">ParseMonthError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">from_str</span>(<span class="ident">s</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>, <span class="self">Self</span>::<span class="prelude-val">Err</span><span class="op">></span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>((<span class="string">""</span>, <span class="ident">w</span>)) <span class="op">=</span> <span class="ident">scan</span>::<span class="ident">short_or_long_month0</span>(<span class="ident">s</span>) {
|
||
<span class="kw">match</span> <span class="ident">w</span> {
|
||
<span class="number">0</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">January</span>),
|
||
<span class="number">1</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">February</span>),
|
||
<span class="number">2</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">March</span>),
|
||
<span class="number">3</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">April</span>),
|
||
<span class="number">4</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">May</span>),
|
||
<span class="number">5</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">June</span>),
|
||
<span class="number">6</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">July</span>),
|
||
<span class="number">7</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">August</span>),
|
||
<span class="number">8</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">September</span>),
|
||
<span class="number">9</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">October</span>),
|
||
<span class="number">10</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">November</span>),
|
||
<span class="number">11</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">Month</span>::<span class="ident">December</span>),
|
||
<span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">Err</span>(<span class="ident">ParseMonthError</span> { <span class="ident">_dummy</span>: () }),
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Err</span>(<span class="ident">ParseMonthError</span> { <span class="ident">_dummy</span>: () })
|
||
}
|
||
}
|
||
}
|
||
</pre></div>
|
||
</section><section id="search" class="content hidden"></section><section class="footer"></section><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="chrono"></div>
|
||
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