tasks/dev/watch.js
function readFile (file) {
    if (!isFileRegistered(file)) { return undefined; }

    fileRegistry[file].content = gruntIsFile(file) ? gruntRead(file) + '\x0A' : '';
}
function readFile (file) {
    if (!isFileRegistered(file)) { return undefined; }

    fileRegistry[file].content = gruntIsFile(file) ? gruntRead(file) + '\x0A' : '';
}
function readFile ( file ) { if ( ! isFileRegistered ( file ) ) { return undefined ; } fileRegistry [ file ] . content = gruntIsFile ( file ) ? gruntRead ( file ) + '\x0A' : '' ; }
Read registered file's contents and store them into writeArray.

@function readFile
@param {String} file
@return {String}
@api private
Read registered file s contents and store them into writeArray .