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index.js
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index.js
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var requireCssFiles,
fs = require( "fs" ),
glob = require( "glob" ),
path = require( "path" ),
requirejs = require( "requirejs-memfiles" ),
util = require( "util" );
requireCssFiles = {};
glob.sync( __dirname + "/bower_components/require-css/**", { nodir: true } ).forEach(function( filepath ) {
requireCssFiles[ filepath.replace( __dirname, "" ).replace( /^\//, "" ) ] = fs.readFileSync( filepath );
});
function buildCss( files, config, callback ) {
var include;
if ( typeof config !== "object" ) {
return callback( new Error( "missing or invalid config (object expected)" ) );
}
if ( !Array.isArray( config.include ) ) {
return callback( new Error( "missing or invalid config.include (array expected)" ) );
}
include = config.include;
delete config.include;
// Include require-css files.
Object.keys( requireCssFiles ).forEach(function( filepath ) {
files[ filepath ] = requireCssFiles[ filepath ];
});
function normalizePath( _path ) {
return path.normalize( _path ).replace( /^\//, "" );
}
config = util._extend( {}, config );
config.appDir = config.appDir || ".";
config.baseUrl = config.baseUrl || ".";
config.paths = config.paths || {};
config.paths[ "require-css" ] = path.relative( config.appDir, "bower_components/require-css" );
config.map = config.map || {};
config.map[ "*" ] = config.map[ "*" ] || {};
config.map[ "*" ].css = "require-css/css";
config.asReference = {
saveFile: function( path, data ) {
path = normalizePath( path );
files[ path ] = data;
},
loadFile: function( path ) {
var data;
path = normalizePath( path );
data = files[ path ];
if ( config.onCssBuildWrite ) {
data = config.onCssBuildWrite( path, data );
}
return data;
}
};
config.optimizeCss = "none";
config.separateCSS = true;
config = util._extend( config, {
dir: "dist",
modules: [{
name: "output",
include: include,
create: true
}]
});
requirejs.setFiles( files, function( done ) {
requirejs.optimize( config, function() {
callback( null, files[ "dist/output.css" ] || "", files );
done();
}, function( error ) {
callback( error );
done();
});
});
}
/**
* amdCssBuilder( files, config, callback )
*/
module.exports = function( files, config, callback ) {
var clonedFiles = {};
try {
// Clone files + make sure all CSSes are String utf-8.
Object.keys( files ).forEach(function( path ) {
if ( /\.css$/i.test( path ) ) {
clonedFiles[ path ] = files[ path ].toString( "utf-8" );
} else {
clonedFiles[ path ] = files[ path ];
}
});
buildCss( clonedFiles, config, callback );
} catch( error ) {
callback( error );
}
};