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    <h1 class="page-title">Source: utils/getFiles.js</h1>

    



    
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            <pre class="prettyprint source linenums"><code>'use strict'

var fs = require( 'fs' )
var glob = require( 'glob' )
var async = require( 'async' )
var path = require( 'path' )

/**
 * @description globs files and returns an array, used in various methods
 * @param {string} [dir] directory of files to glob
 * @returns {Array} returns an array of files
*/
var getFiles = function( dir ) {
    if ( typeof dir !== 'string' &amp;&amp; !( dir instanceof Array ) ) {
        throw new TypeError( 'getFiles err. Expected string or array, but received: ' + typeof dir )
    }

    if ( typeof dir === 'string' ) {
        return glob( dir, {}, function( err, files ) {
            if ( err ) { throw err }

            files = files.filter( function( file ) {
                var excluded = false
                var relPath = path.relative( dir.replace( '/**/*.styl', '' ), file )

                this.config.exclude.forEach( function( exclude ) {
                    excluded = excluded || exclude.match( relPath )
                } )

                return !excluded
            }, this )

            this.cache.filesLen = files.length - 1
            this.cache.files = files

            return async.map( this.cache.files, fs.readFile, this.parse.bind( this ) )
        }.bind( this ) )
    }
    else if ( dir instanceof Array ) {

        var files = dir.filter( function( filepath ) {
            var excluded = false

            this.config.exclude.forEach( function( exclude ) {
                excluded = excluded || exclude.match( filepath )
            } )

            return !excluded
        }, this )

        this.cache.filesLen = files.length - 1
        this.cache.files = files
        return this.cache.files.forEach( function( file ) {
            return this.read( file )
        }.bind( this ) )
    }
}

module.exports = getFiles
</code></pre>
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