Add restart function (#23)

IoT.js-VSCode-DCO-1.0-Signed-off-by: Daniella Barsony bella@inf.u-szeged.hu

Author: Yuyupo

src/IotjsDebugger.ts

@@ -79,7 +79,7 @@ class IotjsDebugSession extends DebugSession {
     response.body.supportsFunctionBreakpoints = true;
     response.body.supportsEvaluateForHovers = false;
     response.body.supportsStepBack = false;
-    response.body.supportsRestartRequest = false;
+    response.body.supportsRestartRequest = true;
     response.body.supportsDelayedStackTraceLoading = true;
 
     this._sourceSendingOptions = <SourceSendingOptions>{
@@ -237,9 +237,14 @@ class IotjsDebugSession extends DebugSession {
   }
 
   protected restartRequest(response: DebugProtocol.RestartResponse, args: DebugProtocol.RestartArguments): void {
-    this.log('restartRequest: Not implemented yet', LOG_LEVEL.SESSION);
-
-    this.sendResponse(response);
+    this.log('restartRequest', LOG_LEVEL.SESSION);
+    try {
+      this._protocolhandler.restart();
+      this.sendResponse(response);
+    } catch (error) {
+      this.log(error.message, LOG_LEVEL.ERROR);
+      this.sendErrorResponse(response, 0, (<Error>error).message);
+    }
   }
 
   protected continueRequest(response: DebugProtocol.ContinueResponse, args: DebugProtocol.ContinueArguments): void {

src/JerryProtocolHandler.ts

@@ -244,6 +244,13 @@ export class JerryDebugProtocolHandler {
     return this.resumeExec(SP.CLIENT.JERRY_DEBUGGER_CONTINUE);
   }
 
+  public restart(): Promise<any> {
+    const array = stringToCesu8(SP.EVAL_SUBTYPE.JERRY_DEBUGGER_EVAL_ABORT + '\'r353t\'', 1 + 4, this.byteConfig);
+    array[0] = SP.CLIENT.JERRY_DEBUGGER_EVAL;
+
+    return this.sendRequest(array);
+  }
+
   public getPossibleBreakpoints(scriptId: number, startLine: number, endLine?: number): Array<Breakpoint> {
     const array = [];
     const lineList = this.lineLists[scriptId];

src/test/JerryProtocolHandler.test.ts

@@ -873,4 +873,30 @@ suite('JerryProtocolHandler', () => {
         assert(debugClient.send.withArgs(array));
       });
     });
+
+    suite('restart()', () => {
+      test('sends the correct message', () => {
+        const { handler, debugClient } = setupHaltedProtocolHandler();
+        const defConfig = {
+            cpointerSize: 2,
+            littleEndian: false,
+          };
+        handler.restart();
+        let array = stringToCesu8(SP.EVAL_SUBTYPE.JERRY_DEBUGGER_EVAL_ABORT + '\'r353t\'', 1 + 4, defConfig);
+        array[0] = SP.CLIENT.JERRY_DEBUGGER_EVAL;
+        assert(debugClient.send.withArgs(array));
+      });
+
+      test('sends the correct message2', () => {
+        const { handler, debugClient } = setupHaltedProtocolHandler();
+        const altConfig = {
+            cpointerSize: 4,
+            littleEndian: false,
+          };
+        handler.restart();
+        let array = stringToCesu8(SP.EVAL_SUBTYPE.JERRY_DEBUGGER_EVAL_ABORT + '\'r353t\'', 1 + 4, altConfig);
+        array[0] = SP.CLIENT.JERRY_DEBUGGER_EVAL;
+        assert(debugClient.send.withArgs(array));
+      });
+    });
 });