Function outputHelp

src/cli/common.js:177–207

* Outputs the help screen to the CLI. * @return {void}

()

     * @return {void}
     */
    function outputHelp() {
        var lenToPad = 40,
            toPrint = "",
            formatString = "";

        api.print([
            "\nUsage: csslint-rhino.js [options]* [file|dir]*",
            " ",
            "Global Options"
        ].join("\n"));

        for (var optionName in globalOptions) {
            if (globalOptions.hasOwnProperty(optionName)) {
                // Print the option name and the format if present
                toPrint += "  --" + optionName;
                if (globalOptions[optionName].format !== "") {
                    formatString = "=" + globalOptions[optionName].format;
                    toPrint += formatString;
                } else {
                    formatString = "";
                }

                // Pad out with the appropriate number of spaces
                toPrint += new Array(lenToPad - (optionName.length + formatString.length)).join(" ");

                // Print the description
                toPrint += globalOptions[optionName].description + "\n";
            }
        }
        api.print(toPrint);
    }

    /**
     * Given an Array of filenames, print wrapping output and process them.