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/*!
* time-stamp <https://github.com/jonschlinkert/time-stamp>
*
* Copyright (c) 2015-2018, Jon Schlinkert.
* Released under the MIT License.
*/
'use strict';
/**
* Parse the given pattern and return a formatted
* timestamp.
*
* @param {String} `pattern` Date pattern.
* @param {Date} `date` Date object.
* @param {Bool} `useUTC` Whether or not to use UTC (local timezone is used otherwise)
* @return {String}
*/
function _getTimestamp(pattern, date, useUTC) {
if (typeof pattern !== 'string') {
date = pattern;
pattern = 'YYYY-MM-DD';
}
if (!date) date = new Date();
function timestamp() {
var regex = /(?=(YYYY|YY|MM|DD|HH|mm|ss|ms))\1([:\/]*)/;
var match = regex.exec(pattern);
if (match) {
var increment = method(match[1], useUTC);
var val = '00' + String(date[increment[0]]() + (increment[2] || 0));
var res = val.slice(-increment[1]) + (match[2] || '');
pattern = pattern.replace(match[0], res);
timestamp();
}
}
timestamp(pattern);
return pattern;
};
function method(key, useUTC) {
return ({
YYYY: [useUTC ? 'getUTCFullYear' : 'getFullYear', 4],
YY: [useUTC ? 'getUTCFullYear' : 'getFullYear', 2],
// getMonth is zero-based, thus the extra increment field
MM: [useUTC ? 'getUTCMonth' : 'getMonth', 2, 1],
DD: [useUTC ? 'getUTCDate' : 'getDate', 2],
HH: [useUTC ? 'getUTCHours' : 'getHours', 2],
mm: [useUTC ? 'getUTCMinutes' : 'getMinutes', 2],
ss: [useUTC ? 'getUTCSeconds' : 'getSeconds', 2],
ms: [useUTC ? 'getUTCMilliseconds' : 'getMilliseconds', 3]
})[key];
}
module.exports = function(pattern, date) {
return _getTimestamp(pattern, date, false);
};
module.exports.utc = function(pattern, date) {
return _getTimestamp(pattern, date, true);
};
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