microsoft/vscode-react-native
Publicmirrored from https://github.com/microsoft/vscode-react-nativeAvailable
src/debugger/reactNativeDebugEntryPoint.ts
77lines · modeblame
40e4b177Patricio Beltran10 years ago | 1 | // Copyright (c) Microsoft Corporation. All rights reserved. |
| 2 | // Licensed under the MIT license. See LICENSE file in the project root for details. | |
| 3 | | |
| 4 | import * as fs from "fs"; | |
| 5 | import * as path from "path"; | |
| 6 | | |
| 7 | import {TelemetryHelper} from "../common/telemetryHelper"; | |
| 8 | import {EntryPointHandler, ProcessType} from "../common/entryPointHandler"; | |
| 9 | import {ErrorHelper} from "../common/error/errorHelper"; | |
| 10 | import {InternalErrorCode} from "../common/error/internalErrorCode"; | |
| 11 | import {NullTelemetryReporter, ReassignableTelemetryReporter} from "../common/telemetryReporters"; | |
e45838cbVladimir Kotikov9 years ago | 12 | import { makeAdapter, makeSession } from "./nodeDebugWrapper"; |
40e4b177Patricio Beltran10 years ago | 13 | |
| 14 | const version = JSON.parse(fs.readFileSync(path.join(__dirname, "..", "..", "package.json"), "utf-8")).version; | |
| 15 | const telemetryReporter = new ReassignableTelemetryReporter(new NullTelemetryReporter()); | |
e45838cbVladimir Kotikov9 years ago | 16 | const extensionName = "react-native-debug-adapter"; |
40e4b177Patricio Beltran10 years ago | 17 | |
| 18 | function bailOut(reason: string): void { | |
| 19 | // Things have gone wrong in initialization: Report the error to telemetry and exit | |
| 20 | TelemetryHelper.sendSimpleEvent(reason); | |
| 21 | process.exit(1); | |
| 22 | } | |
| 23 | | |
| 24 | // Enable telemetry | |
e45838cbVladimir Kotikov9 years ago | 25 | new EntryPointHandler(ProcessType.Debugger).runApp(extensionName, () => version, |
40e4b177Patricio Beltran10 years ago | 26 | ErrorHelper.getInternalError(InternalErrorCode.DebuggingFailed), telemetryReporter, () => { |
| 27 | | |
| 28 | /** | |
| 29 | * For debugging React Native we basically want to debug node plus some other stuff. | |
| 30 | * There is no need to create a new adapter for node because ther already exists one. | |
| 31 | * We look for node debug adapter on client's computer so we can jump of on top of that. | |
| 32 | */ | |
| 33 | let nodeDebugFolder: string; | |
e45838cbVladimir Kotikov9 years ago | 34 | let VSCodeDebugAdapter: typeof VSCodeDebugAdapterPackage; |
| 35 | let Node2DebugAdapter: typeof Node2DebugAdapterPackage.Node2DebugAdapter; | |
| 36 | let ChromeDebuggerPackage: typeof ChromeDebuggerCorePackage; | |
40e4b177Patricio Beltran10 years ago | 37 | |
| 38 | // nodeDebugLocation.json is dynamically generated on extension activation. | |
| 39 | // If it fails, we must not have been in a react native project | |
| 40 | try { | |
| 41 | /* tslint:disable:no-var-requires */ | |
8049d420Vladimir Kotikov9 years ago | 42 | nodeDebugFolder = require("./nodeDebugLocation.json").nodeDebugPath; |
e45838cbVladimir Kotikov9 years ago | 43 | VSCodeDebugAdapter = require(path.join(nodeDebugFolder, "node_modules/vscode-debugadapter")); |
| 44 | ChromeDebuggerPackage = require(path.join(nodeDebugFolder, "node_modules/vscode-chrome-debug-core")); | |
| 45 | Node2DebugAdapter = require(path.join(nodeDebugFolder, "out/src/nodeDebugAdapter")).NodeDebugAdapter; | |
40e4b177Patricio Beltran10 years ago | 46 | /* tslint:enable:no-var-requires */ |
| 47 | } catch (e) { | |
| 48 | // Nothing we can do here: can't even communicate back because we don't know how to speak debug adapter | |
| 49 | bailOut("cannotFindDebugAdapter"); | |
| 50 | } | |
| 51 | | |
| 52 | /** | |
e45838cbVladimir Kotikov9 years ago | 53 | * We did find chrome debugger package and node2 debug adapter. Lets create debug |
| 54 | * session and adapter with our customizations. | |
40e4b177Patricio Beltran10 years ago | 55 | */ |
e45838cbVladimir Kotikov9 years ago | 56 | let session: typeof ChromeDebuggerCorePackage.ChromeDebugSession; |
| 57 | let adapter: typeof Node2DebugAdapterPackage.Node2DebugAdapter; | |
40e4b177Patricio Beltran10 years ago | 58 | |
| 59 | try { | |
e45838cbVladimir Kotikov9 years ago | 60 | /* Create customised react-native debug adapter based on Node-debug2 adapter */ |
| 61 | adapter = makeAdapter(Node2DebugAdapter); | |
| 62 | // Create a debug session class based on ChromeDebugSession | |
| 63 | session = makeSession(ChromeDebuggerPackage.ChromeDebugSession, | |
a8b90ac7Vladimir Kotikov9 years ago | 64 | { adapter, extensionName }, VSCodeDebugAdapter, telemetryReporter, extensionName, version); |
40e4b177Patricio Beltran10 years ago | 65 | } catch (e) { |
a8b90ac7Vladimir Kotikov9 years ago | 66 | const debugSession = new VSCodeDebugAdapter.DebugSession(); |
| 67 | // Start session before sending any events otherwise the client wouldn't receive them | |
| 68 | debugSession.start(process.stdin, process.stdout); | |
e45838cbVladimir Kotikov9 years ago | 69 | debugSession.sendEvent(new VSCodeDebugAdapter.OutputEvent("Unable to start debug adapter: " + e.toString(), "stderr")); |
| 70 | debugSession.sendEvent(new VSCodeDebugAdapter.TerminatedEvent()); | |
40e4b177Patricio Beltran10 years ago | 71 | bailOut(e.toString()); |
| 72 | } | |
| 73 | | |
| 74 | // Run the debug session for the node debug adapter with our modified requests | |
e45838cbVladimir Kotikov9 years ago | 75 | ChromeDebuggerPackage.ChromeDebugSession.run(session); |
774cffd7Vladimir Kotikov9 years ago | 76 | }); |
e45838cbVladimir Kotikov9 years ago | 77 | |