colour.js•690 B
/**
* Encodes a string in a colour: red, yellow or green
* @param {String} c colour to highlight in
* @param {String} str the string to encode
* @return {String} coloured string for terminal printing
*/
function colour(c, str) {
return (colour[c] || colour.black) + str + colour.black;
}
function strip(str) {
re.lastIndex = 0; // reset position
return str.replace(re, '');
}
colour.red = '\x1B[31m';
colour.yellow = '\x1B[33m';
colour.green = '\x1B[32m';
colour.black = '\x1B[39m';
var reStr = Object.keys(colour).map(key => colour[key]).join('|');
var re = new RegExp(('(' + reStr + ')').replace(/\[/g, '\\['), 'g');
colour.strip = strip;
module.exports = colour;