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