diff src/DML/MainVisBundle/Resources/assets/marionette/App.10-logging.js @ 0:493bcb69166c

added public content

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/DML/MainVisBundle/Resources/assets/marionette/App.10-logging.js	Tue Feb 09 20:54:02 2016 +0100
@@ -0,0 +1,62 @@
+"use strict";
+
+/*
+ * Logging is controlled by Logger library. Each module has got its own named logger,
+ * the app has its own named logger too (App.logger)
+ */
+App.addInitializer(function(options){
+    // Default log level
+    Logger.setLevel(
+            // Logger.ERROR
+               Logger.WARN
+            // Logger.INFO
+            // Logger.DEBUG
+        );
+
+    // App logger
+    App.logger = Logger.get("App");
+    App.logger.setLevel(Logger.DEBUG);
+
+    // Replace the default handle of the Logger to prepend time coordinate and the name of the logger
+    // Based on a native setHandler in js-logger (time, time diff and logger name are prepended)
+    var previousLogTime = null;
+    Logger.setHandler(function (originalArguments, context) {
+        var hdlr = console.log;
+        var messages = Array.prototype.slice.call(originalArguments);
+
+        // Prepend the logger's name to the log message for easy identification.
+        if (context.name) {
+            messages.unshift(_.str.pad(_.str.sprintf("[%s]", context.name), 25, " ", "right"));
+        }
+        // Prepend time diff
+        var logDate = new Date();
+        var logTime = logDate.getTime();
+        if (previousLogTime && logTime - previousLogTime < 3000) {
+            messages.unshift(_.str.sprintf(" %4d", logTime - previousLogTime ));
+        } else {
+            messages.unshift("     ");
+        }
+        messages.unshift(_.str.sprintf("%s.%03d", logDate.toTimeString().slice(0, 8),logTime % 1000));
+        previousLogTime = logTime;
+
+        // Delegate through to custom warn/error loggers if present on the console.
+        if (context.level === Logger.WARN && console.warn) {
+            hdlr = console.warn;
+        } else if (context.level === Logger.ERROR && console.error) {
+            hdlr = console.error;
+        } else if (context.level === Logger.INFO && console.info) {
+            hdlr = console.info;
+        }
+
+        // Support for IE8+ (and other, slightly more sane environments)
+        Function.prototype.apply.call(hdlr, console, messages);
+     });
+
+    // Log all errors in code (unless jasmine is on)
+    if (!options.enableJasmine) {
+        window.onerror = function(message, file, line) {
+            App.logger.error("[unhandled]", message, file, line);
+        };
+    }
+
+});