1 YUI.add('yui-log-nodejs', function (Y, NAME) {

     2 

     3 var sys = require(process.binding('natives').util ? 'util' : 'sys'),

     4     hasColor = false;

     5 

     6 try {

     7     var stdio = require("stdio");

     8     hasColor = stdio.isStderrATTY();

     9 } catch (ex) {

    10     hasColor = true;

    11 }

    12 

    13 Y.config.useColor = hasColor;

    14 

    15 Y.consoleColor = function(str, num) {

    16     if (!this.config.useColor) {

    17         return str;

    18     }

    19     if (!num) {

    20         num = '32';

    21     }

    22     return "\u001b[" + num +"m" + str + "\u001b[0m";

    23 };

    24 

    25 

    26 var logFn = function(str, t, m) {

    27     var id = '', lvl, mLvl;

    28     if (this.id) {

    29         id = '[' + this.id + ']:';

    30     }

    31     t = t || 'info';

    32     m = (m) ? this.consoleColor(' (' +  m.toLowerCase() + '):', 35) : '';

    33 

    34     if (str === null) {

    35         str = 'null';

    36     }

    37 

    38     if ((typeof str === 'object') || str instanceof Array) {

    39         try {

    40             //Should we use this?

    41             if (str.tagName || str._yuid || str._query) {

    42                 str = str.toString();

    43             } else {

    44                 str = sys.inspect(str);

    45             }

    46         } catch (e) {

    47             //Fail catcher

    48         }

    49     }

    50 

    51     lvl = '37;40';

    52     mLvl = ((str) ? '' : 31);

    53     t = t+''; //Force to a string..

    54     switch (t.toLowerCase()) {

    55         case 'error':

    56             lvl = mLvl = 31;

    57             break;

    58         case 'warn':

    59             lvl = 33;

    60             break;

    61         case 'debug':

    62             lvl = 34;

    63             break;

    64     }

    65     if (typeof str === 'string') {

    66         if (str && str.indexOf("\n") !== -1) {

    67             str = "\n" + str;

    68         }

    69     }

    70 

    71     // output log messages to stderr

    72     sys.error(this.consoleColor(t.toLowerCase() + ':', lvl) + m + ' ' + this.consoleColor(str, mLvl));

    73 };

    74 

    75 if (!Y.config.logFn) {

    76     Y.config.logFn = logFn;

    77 }

    78 

    79 

    80 

    81 }, '@VERSION@');