Code coverage report for lib/colorize.js

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//
// BEGIN LICENSE BLOCK
//
// The MIT License (MIT)
//
// Copyright (c) 2014 Raül Pérez
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// END LICENSE BLOCK
//
 
/**
 * @namespace bashprompt.colorize
 */
var colorize = {};
 
/**
 * Format an string with foreground & background colors.
 *
 * {@link bashprompt.colorize.format}
 *
 * @param str {string} - String to colorize
 * @param fg {int} - Foreground color code
 * @param bg {int} - Background color code
 *
 * @returns {string} - Colorized string
 */
colorize.format = function (str, fg, bg) {
 
    'use strict';
 
    // Starts with 0 chars string.
    var res = '';
 
    // Apply foreground color.
    if (fg) {
        res += '\\e[38;5;' + fg + 'm';
    }
 
    // Apply background color.
    if (bg) {
        res += '\\e[48;5;' + bg + 'm';
    }
 
    // Apply string to be formatted.
    res += str;
 
    // Apply foreground & background color reset.
    res += '\\e[0m';
 
    return res;
};
 
/** @module bashprompt/colorize */
module.exports = colorize;