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vscode-react-native/src/common

src/common/entryPointHandler.ts

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8ee905e8digeff10 years ago1// Copyright (c) Microsoft Corporation. All rights reserved.
2// Licensed under the MIT license. See LICENSE file in the project root for details.
3
5c8365a6Artem Egorov8 years ago4import {ErrorHelper} from "./error/errorHelper";
5import {InternalError} from "./error/internalError";
27710197Vladimir Kotikov8 years ago6import {TelemetryHelper} from "./telemetryHelper";
7import {TelemetryGenerator} from "./telemetryGenerators";
5c8365a6Artem Egorov8 years ago8import {Telemetry} from "./telemetry";
0a68f8dbArtem Egorov8 years ago9import {ConsoleLogger} from "../extension/log/ConsoleLogger";
10import {ILogger} from "../extension/log/LogHelper";
10873e11digeff10 years ago11
18d8ad2adigeff10 years ago12export enum ProcessType {
13Extension,
14Debugee,
27710197Vladimir Kotikov8 years ago15Debugger,
18d8ad2adigeff10 years ago16}
17
10873e11digeff10 years ago18/* This class should we used for each entry point of the code, so we handle telemetry and error reporting properly */
47958817digeff10 years ago19export class EntryPointHandler {
18d8ad2adigeff10 years ago20private processType: ProcessType;
10873e11digeff10 years ago21
0a68f8dbArtem Egorov8 years ago22constructor(processType: ProcessType, private logger: ILogger = new ConsoleLogger()) {
e8771a03Meena Kunnathur Balakrishnan10 years ago23
18d8ad2adigeff10 years ago24this.processType = processType;
10873e11digeff10 years ago25}
26
27/* This method should wrap any async entry points to the code, so we handle telemetry and error reporting properly */
5c8365a6Artem Egorov8 years ago28public runFunction(taskName: string, error: InternalError, codeToRun: (telemetry: TelemetryGenerator) => Q.Promise<void> | void, errorsAreFatal: boolean = false): void {
190e393cMeena Kunnathur Balakrishnan10 years ago29return this.handleErrors(error, TelemetryHelper.generate(taskName, codeToRun), /*errorsAreFatal*/ errorsAreFatal);
10873e11digeff10 years ago30}
31
41c61f9aJoshua Skelton10 years ago32// This method should wrap the entry point of the whole app, so we handle telemetry and error reporting properly
2e432a9eArtem Egorov8 years ago33public runApp(appName: string, appVersion: string, error: InternalError, reporter: Telemetry.ITelemetryReporter, codeToRun: () => Q.Promise<void> | void): void {
41c61f9aJoshua Skelton10 years ago34try {
18d8ad2adigeff10 years ago35Telemetry.init(appName, appVersion, reporter);
41c61f9aJoshua Skelton10 years ago36return this.runFunction(appName, error, codeToRun, true);
10873e11digeff10 years ago37} catch (error) {
0a68f8dbArtem Egorov8 years ago38this.logger.error(error);
10873e11digeff10 years ago39throw error;
40}
41}
42
190e393cMeena Kunnathur Balakrishnan10 years ago43private handleErrors(error: InternalError, resultOfCode: Q.Promise<void>, errorsAreFatal: boolean): void {
0af0605cdigeff10 years ago44resultOfCode.done(() => { }, reason => {
18d8ad2adigeff10 years ago45const isDebugeeProcess = this.processType === ProcessType.Debugee;
46const shouldLogStack = !errorsAreFatal || isDebugeeProcess;
0a68f8dbArtem Egorov8 years ago47this.logger.error(error.message, ErrorHelper.wrapError(error, reason), shouldLogStack);
b2992671Joshua Skelton10 years ago48// For the debugee process we don't want to throw an exception because the debugger
49// will appear to the user if he turned on the VS Code uncaught exceptions feature.
0af0605cdigeff10 years ago50if (errorsAreFatal) {
18d8ad2adigeff10 years ago51if (isDebugeeProcess) {
6e4d7a62Joshua Skelton10 years ago52process.exit(1);
53} else {
54throw reason;
55}
10873e11digeff10 years ago56}
57});
58}
27710197Vladimir Kotikov8 years ago59}