codenothing/CSSCompressor

var CSSCompressor = global.CSSCompressor;


CSSCompressor.format = function( options, callback ) {
    if ( CSSCompressor.isString( options ) ) {
        options = { name: options };
    }

    // Apply callback to options
    if ( CSSCompressor.isFunction( callback ) ) {
        options.callback = callback;
    }

    // Only allow formats that have actual callbacks
    if ( ! CSSCompressor.isFunction( options.callback ) ) {
        throw new Error( "Format Callback not Defined" );
    }

    // Unless explicitely stated, don't overwrite
    if ( CSSCompressor.format[ options.name ] && options.overwrite !== true ) {
        throw new Error( "'" + options.name + "' format already exists" );
    }

    // Save off format for use
    CSSCompressor.format[ options.name ] = options;
};