Created
July 31, 2017 00:05
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color-console.js
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// http://stackoverflow.com/questions/7505623/colors-in-javascript-console | |
// https://github.com/adamschwartz/log | |
// color-console | |
(function() { | |
var exportedLog, ffSupport, formats, getOrderedMatches, hasMatches, isFF, | |
isIE, isOpera, isSafari, log, makeArray, operaSupport, safariSupport, | |
stringToArgs, _log; | |
if (!(window.console && window.console.log)) { | |
return; | |
} | |
log = function() { | |
var args; | |
args = []; | |
makeArray(arguments).forEach(function(arg) { | |
if (typeof arg === 'string') { | |
return args = args.concat(stringToArgs(arg)); | |
} else { | |
return args.push(arg); | |
} | |
}); | |
return _log.apply(window, args); | |
}; | |
_log = function() { | |
return Function.prototype.apply.call(console.log, console, makeArray(arguments)); | |
}; | |
makeArray = function(arrayLikeThing) { | |
return Array.prototype.slice.call(arrayLikeThing); | |
}; | |
formats = [ | |
{ | |
regex: /\*([^\*]+)\*/, | |
replacer: function(m, p1) { | |
return "%c" + p1 + "%c"; | |
}, | |
styles: function() { | |
return ['font-style: italic', '']; | |
} | |
}, { | |
regex: /\_([^\_]+)\_/, | |
replacer: function(m, p1) { | |
return "%c" + p1 + "%c"; | |
}, | |
styles: function() { | |
return ['font-weight: bold', '']; | |
} | |
}, { | |
regex: /\`([^\`]+)\`/, | |
replacer: function(m, p1) { | |
return "%c" + p1 + "%c"; | |
}, | |
styles: function() { | |
return ['background: rgb(255, 255, 219); padding: 1px 5px; border: 1px solid rgba(0, 0, 0, 0.1)', '']; | |
} | |
}, { | |
regex: /\[c\=(?:\"|\')?((?:(?!(?:\"|\')\]).)*)(?:\"|\')?\]((?:(?!\[c\]).)*)\[c\]/, | |
replacer: function(m, p1, p2) { | |
return "%c" + p2 + "%c"; | |
}, | |
styles: function(match) { | |
return [match[1], '']; | |
} | |
} | |
]; | |
hasMatches = function(str) { | |
var _hasMatches; | |
_hasMatches = false; | |
formats.forEach(function(format) { | |
if (format.regex.test(str)) { | |
return _hasMatches = true; | |
} | |
}); | |
return _hasMatches; | |
}; | |
getOrderedMatches = function(str) { | |
var matches; | |
matches = []; | |
formats.forEach(function(format) { | |
var match; | |
match = str.match(format.regex); | |
if (match) { | |
return matches.push({ | |
format: format, | |
match: match | |
}); | |
} | |
}); | |
return matches.sort(function(a, b) { | |
return a.match.index - b.match.index; | |
}); | |
}; | |
stringToArgs = function(str) { | |
var firstMatch, matches, styles; | |
styles = []; | |
while (hasMatches(str)) { | |
matches = getOrderedMatches(str); | |
firstMatch = matches[0]; | |
str = str.replace(firstMatch.format.regex, firstMatch.format.replacer); | |
styles = styles.concat(firstMatch.format.styles(firstMatch.match)); | |
} | |
return [str].concat(styles); | |
}; | |
isSafari = function() { | |
return /Safari/.test(navigator.userAgent) && /Apple Computer/.test(navigator.vendor); | |
}; | |
isOpera = function() { | |
return /OPR/.test(navigator.userAgent) && /Opera/.test(navigator.vendor); | |
}; | |
isFF = function() { | |
return /Firefox/.test(navigator.userAgent); | |
}; | |
isIE = function() { | |
return /MSIE/.test(navigator.userAgent); | |
}; | |
safariSupport = function() { | |
var m; | |
m = navigator.userAgent.match(/AppleWebKit\/(\d+)\.(\d+)(\.|\+|\s)/); | |
if (!m) { | |
return false; | |
} | |
return 537.38 <= parseInt(m[1], 10) + (parseInt(m[2], 10) / 100); | |
}; | |
operaSupport = function() { | |
var m; | |
m = navigator.userAgent.match(/OPR\/(\d+)\./); | |
if (!m) { | |
return false; | |
} | |
return 15 <= parseInt(m[1], 10); | |
}; | |
ffSupport = function() { | |
return window.console.firebug || window.console.exception; | |
}; | |
if (isIE() || (isFF() && !ffSupport()) || (isOpera() && !operaSupport()) || (isSafari() && !safariSupport())) { | |
exportedLog = _log; | |
} else { | |
exportedLog = log; | |
} | |
exportedLog.l = _log; | |
if (typeof define === 'function' && define.amd) { | |
define(function() { | |
return exportedLog; | |
}); | |
} else if (typeof exports !== 'undefined') { | |
module.exports = exportedLog; | |
} else { | |
window.log = exportedLog; | |
} | |
}).call(this); |
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