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42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
'use strict';
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const assert = require('assert');
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module.exports = function castDate(value) {
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// Support empty string because of empty form values. Originally introduced
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// in https://github.com/Automattic/mongoose/commit/efc72a1898fc3c33a319d915b8c5463a22938dfe
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if (value == null || value === '') {
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return null;
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}
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if (value instanceof Date) {
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assert.ok(!isNaN(value.valueOf()));
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return value;
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}
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let date;
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assert.ok(typeof value !== 'boolean');
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if (value instanceof Number || typeof value === 'number') {
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date = new Date(value);
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} else if (typeof value === 'string' && !isNaN(Number(value)) && (Number(value) >= 275761 || Number(value) < -271820)) {
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// string representation of milliseconds take this path
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date = new Date(Number(value));
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} else if (typeof value.valueOf === 'function') {
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// support for moment.js. This is also the path strings will take because
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// strings have a `valueOf()`
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date = new Date(value.valueOf());
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} else {
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// fallback
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date = new Date(value);
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}
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if (!isNaN(date.valueOf())) {
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return date;
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}
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assert.ok(false);
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};
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