diff options
Diffstat (limited to 'deps/npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/http-proxy-agent/node_modules/debug/node_modules/ms/index.js')
-rw-r--r-- | deps/npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/http-proxy-agent/node_modules/debug/node_modules/ms/index.js | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/deps/npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/http-proxy-agent/node_modules/debug/node_modules/ms/index.js b/deps/npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/http-proxy-agent/node_modules/debug/node_modules/ms/index.js new file mode 100644 index 0000000000..e904c7054b --- /dev/null +++ b/deps/npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/http-proxy-agent/node_modules/debug/node_modules/ms/index.js @@ -0,0 +1,149 @@ +/** + * Helpers. + */ + +var s = 1000 +var m = s * 60 +var h = m * 60 +var d = h * 24 +var y = d * 365.25 + +/** + * Parse or format the given `val`. + * + * Options: + * + * - `long` verbose formatting [false] + * + * @param {String|Number} val + * @param {Object} [options] + * @throws {Error} throw an error if val is not a non-empty string or a number + * @return {String|Number} + * @api public + */ + +module.exports = function (val, options) { + options = options || {} + var type = typeof val + if (type === 'string' && val.length > 0) { + return parse(val) + } else if (type === 'number' && isNaN(val) === false) { + return options.long ? + fmtLong(val) : + fmtShort(val) + } + throw new Error('val is not a non-empty string or a valid number. val=' + JSON.stringify(val)) +} + +/** + * Parse the given `str` and return milliseconds. + * + * @param {String} str + * @return {Number} + * @api private + */ + +function parse(str) { + str = String(str) + if (str.length > 10000) { + return + } + var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str) + if (!match) { + return + } + var n = parseFloat(match[1]) + var type = (match[2] || 'ms').toLowerCase() + switch (type) { + case 'years': + case 'year': + case 'yrs': + case 'yr': + case 'y': + return n * y + case 'days': + case 'day': + case 'd': + return n * d + case 'hours': + case 'hour': + case 'hrs': + case 'hr': + case 'h': + return n * h + case 'minutes': + case 'minute': + case 'mins': + case 'min': + case 'm': + return n * m + case 'seconds': + case 'second': + case 'secs': + case 'sec': + case 's': + return n * s + case 'milliseconds': + case 'millisecond': + case 'msecs': + case 'msec': + case 'ms': + return n + default: + return undefined + } +} + +/** + * Short format for `ms`. + * + * @param {Number} ms + * @return {String} + * @api private + */ + +function fmtShort(ms) { + if (ms >= d) { + return Math.round(ms / d) + 'd' + } + if (ms >= h) { + return Math.round(ms / h) + 'h' + } + if (ms >= m) { + return Math.round(ms / m) + 'm' + } + if (ms >= s) { + return Math.round(ms / s) + 's' + } + return ms + 'ms' +} + +/** + * Long format for `ms`. + * + * @param {Number} ms + * @return {String} + * @api private + */ + +function fmtLong(ms) { + return plural(ms, d, 'day') || + plural(ms, h, 'hour') || + plural(ms, m, 'minute') || + plural(ms, s, 'second') || + ms + ' ms' +} + +/** + * Pluralization helper. + */ + +function plural(ms, n, name) { + if (ms < n) { + return + } + if (ms < n * 1.5) { + return Math.floor(ms / n) + ' ' + name + } + return Math.ceil(ms / n) + ' ' + name + 's' +} |