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48 lines
888 B
48 lines
888 B
'use strict'; |
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/** |
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* Module dependencies |
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*/ |
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exports.extend = require('extend-shallow'); |
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exports.SourceMap = require('source-map'); |
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exports.sourceMapResolve = require('source-map-resolve'); |
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/** |
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* Convert backslash in the given string to forward slashes |
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*/ |
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exports.unixify = function(fp) { |
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return fp.split(/\\+/).join('/'); |
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}; |
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/** |
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* Return true if `val` is a non-empty string |
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* |
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* @param {String} `str` |
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* @return {Boolean} |
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*/ |
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exports.isString = function(str) { |
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return str && typeof str === 'string'; |
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}; |
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/** |
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* Cast `val` to an array |
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* @return {Array} |
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*/ |
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exports.arrayify = function(val) { |
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if (typeof val === 'string') return [val]; |
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return val ? (Array.isArray(val) ? val : [val]) : []; |
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}; |
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/** |
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* Get the last `n` element from the given `array` |
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* @param {Array} `array` |
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* @return {*} |
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*/ |
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exports.last = function(arr, n) { |
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return arr[arr.length - (n || 1)]; |
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};
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