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48 lines
888 B
JavaScript
48 lines
888 B
JavaScript
'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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