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Copy pathtrace.ts
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167 lines (141 loc) · 4.21 KB
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import definition = require("trace");
import types = require("utils/types");
var _enabled = false;
var _categories = {};
var _writers: Array<definition.TraceWriter> = [];
var _eventListeners: Array<definition.EventListener> = [];
export function enable() {
_enabled = true;
}
export function disable() {
_enabled = false;
}
export function addWriter(writer: definition.TraceWriter) {
_writers.push(writer);
}
export function removeWriter(writer: definition.TraceWriter) {
var index = _writers.indexOf(writer);
if (index >= 0) {
_writers.splice(index, 1);
}
}
export function clearWriters() {
if (_writers.length > 0) {
_writers.splice(0, _writers.length);
}
}
export function setCategories(categories: string) {
_categories = {};
addCategories(categories);
}
export function addCategories(categories: string) {
var split = categories.split(",");
_categories = {};
var i;
for (i = 0; i < split.length; i++) {
_categories[split[i].trim()] = true;
}
}
export function write(message: any, category: string, type?: number) {
if (!_enabled) {
return;
}
if (!(category in _categories)) {
return;
}
var i;
for (i = 0; i < _writers.length; i++) {
_writers[i].write(message, category, type);
}
}
export function notifyEvent(object: Object, name: string, data?: any) {
if (!_enabled) {
return;
}
var i,
listener: definition.EventListener,
filters: Array<string>;
for (i = 0; i < _eventListeners.length; i++) {
listener = _eventListeners[i];
if (listener.filter) {
filters = listener.filter.split(",");
filters.forEach((value: string) => {
if (value.trim() === name) {
listener.on(object, name, data);
}
});
} else {
listener.on(object, name, data);
}
}
}
export function addEventListener(listener: definition.EventListener) {
_eventListeners.push(listener);
}
export function removeEventListener(listener: definition.EventListener) {
var index = _eventListeners.indexOf(listener);
if (index >= 0) {
_eventListeners.splice(index, 1);
}
}
export module messageType {
export var log = 0;
export var info = 1;
export var warn = 2;
export var error = 3;
}
export module categories {
export var VisualTreeEvents = "VisualTreeEvents";
export var Layout = "Layout";
export var Style = "Style";
export var ViewHierarchy = "ViewHierarchy";
export var NativeLifecycle = "NativeLifecycle";
export var Debug = "Debug";
export var Navigation = "Navigation";
export var Test = "Test";
export var Binding = "Binding";
export var Error = "Error";
export var All = VisualTreeEvents + "," + Layout + "," + Style + "," + ViewHierarchy + "," + NativeLifecycle + "," + Debug + "," + Navigation + "," + Test + "," + Binding + "," + Error;
export var separator = ",";
export function concat(): string {
var i;
var result: string;
for (i = 0; i < arguments.length; i++) {
if (!result) {
result = arguments[i];
continue;
}
result = result.concat(separator, arguments[i]);
}
return result;
}
}
class ConsoleWriter implements definition.TraceWriter {
public write(message: any, category: string, type?: number) {
if (!console) {
return;
}
var msgType;
if (types.isUndefined(type)) {
msgType = messageType.log;
} else {
msgType = type;
}
switch (msgType) {
case messageType.log:
console.log(category + ": " + message);
break;
case messageType.info:
console.info(category + ": " + message);
break;
case messageType.warn:
console.warn(category + ": " + message);
break;
case messageType.error:
console.error(category + ": " + message);
break;
}
}
}
// register a ConsoleWriter by default
addWriter(new ConsoleWriter());