Added CLI specific log filter for iOS

Author: Tsvetan Raikov

lib/bootstrap.ts

@@ -117,3 +117,5 @@ $injector.require("messages", "./common/messages/messages");
 $injector.require("xmlValidator", "./xml-validator");
 
 $injector.requireCommand("devices", "./commands/devices");
+
+$injector.require("iOSLogFilter", "./services/ios-log-filter");

lib/common

@@ -0,0 +1,35 @@
+export class IOSLogFilter implements Mobile.IPlatformLogFilter {
+
+	constructor(private $loggingLevels: Mobile.ILoggingLevels) { }
+
+	public filterData(data: string, logLevel: string, pid?: string): string {
+
+		if (pid && data && data.indexOf(`[${pid}]`) === -1) {
+			return null;
+		}
+
+		if (data) {
+			if (data.indexOf("SecTaskCopyDebugDescription") !== -1 ||
+				data.indexOf("NativeScript loaded bundle") !== -1 ||
+			    (data.indexOf("assertion failed:") !== -1 && data.indexOf("libxpc.dylib") !== -1)) {
+				return null;
+			}
+			// CONSOLE LOG messages comme in the following form:
+			// <date> <domain> <app>[pid] CONSOLE LOG file:///location:row:column: <actual message goes here>
+			// This code removes the first part and leaves only the message as specified by the call to console.log function.
+			// This removes the unnecessary information and makes the log consistent with Android.
+			let logIndex = data.indexOf("CONSOLE LOG");
+			if (logIndex !== -1) {
+			 	let i = 4;
+			 	while(i) { logIndex = data.indexOf(':', logIndex+1); i --; }
+			 	if (logIndex > 0) {
+			 		data = "JS:" + data.substring(logIndex+1, data.length);
+				}
+			}
+			return data.trim();
+		}
+
+		return data;
+	}
+}
+$injector.register("iOSLogFilter", IOSLogFilter);