add webkit

webkit/utils.js

@@ -0,0 +1,60 @@
+
+var _ = require('./includes/underscore');
+var _s = require("./includes/underscore.string");
+
+var log = function() {
+    if(arguments.length < 2) {
+        throw 'Error: log(lvl, fmt, ...)';
+    }
+    var args = Array.prototype.slice.call(arguments);
+    var lvl = args.shift();
+    var args = _.map(args, function(x) {
+        if(typeof x === 'object') {
+            return JSON.stringify(x);
+        } else {
+            return x;
+        }
+    });
+    var now = new Date().toISOString();
+    var msg = _s.sprintf.apply(null, args);
+    console.log(_s.sprintf('%s [%s] %s', now, lvl, msg));
+}
+
+var debug = function() {
+    var args = ['DEBUG'].concat(Array.prototype.slice.call(arguments));
+    log.apply(null, args);
+}
+
+var info = function() {
+    var args = ['INFO'].concat(Array.prototype.slice.call(arguments));
+    log.apply(null, args);
+}
+
+var warn = function() {
+    var args = ['WARN'].concat(Array.prototype.slice.call(arguments));
+    log.apply(null, args);
+}
+
+var error = function() {
+    var args = ['ERROR'].concat(Array.prototype.slice.call(arguments));
+    log.apply(null, args);
+}
+
+var guid = (function() {
+    function s4() {
+        return Math.floor((1 + Math.random()) * 0x10000).toString(16).substring(1);
+    }
+    return function() {
+        return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4();
+    };
+})();
+
+module.exports.guid = guid;
+module.exports.log = log;
+module.exports.debug = debug;
+module.exports.info = info;
+module.exports.warn = warn;
+module.exports.error = error;
+module.exports._ = _;
+module.exports._s = _s;
+