module.exports = function( grunt ) { "use strict"; var fs = require( "fs" ), distpaths = [ "dist/jquery.js", "dist/jquery.min.map", "dist/jquery.min.js" ]; // Process files for distribution grunt.registerTask( "dist", function() { var stored, flags, paths, nonascii; // Check for stored destination paths // ( set in dist/.destination.json ) stored = Object.keys( grunt.config( "dst" ) ); // Allow command line input as well flags = Object.keys( this.flags ); // Combine all output target paths paths = [].concat( stored, flags ).filter(function( path ) { return path !== "*"; }); // Ensure the dist files are pure ASCII nonascii = false; distpaths.forEach(function( filename ) { var i, c, text = fs.readFileSync( filename, "utf8" ); // Ensure files use only \n for line endings, not \r\n if ( /\x0d\x0a/.test( text ) ) { grunt.log.writeln( filename + ": Incorrect line endings (\\r\\n)" ); nonascii = true; } // Ensure only ASCII chars so script tags don't need a charset attribute if ( text.length !== Buffer.byteLength( text, "utf8" ) ) { grunt.log.writeln( filename + ": Non-ASCII characters detected:" ); for ( i = 0; i < text.length; i++ ) { c = text.charCodeAt( i ); if ( c > 127 ) { grunt.log.writeln( "- position " + i + ": " + c ); grunt.log.writeln( "-- " + text.substring( i - 20, i + 20 ) ); break; } } nonascii = true; } // Modify map/min so that it points to files in the same folder; // see https://github.com/mishoo/UglifyJS2/issues/47 if ( /\.map$/.test( filename ) ) { text = text.replace( /"dist\//g, "\"" ); fs.writeFileSync( filename, text, "utf-8" ); } // Optionally copy dist files to other locations paths.forEach(function( path ) { var created; if ( !/\/$/.test( path ) ) { path += "/"; } created = path + filename.replace( "dist/", "" ); grunt.file.write( created, text ); grunt.log.writeln( "File '" + created + "' created." ); }); }); return !nonascii; }); };