Show error code in error view

Author: felixfbecker

src/phpDebug.ts

@@ -572,6 +572,9 @@ class PhpDebugSession extends vscode.DebugSession {
                     new vscode.Variable('message', '"' + status.exception.message + '"')
                 ]
             };
+            if (status.exception.code !== undefined) {
+                response.body.variables.push(new vscode.Variable('code', status.exception.code + ''));
+            }
             this.sendResponse(response);
         } else {
             // it is a real scope

src/xdebugConnection.ts

@@ -85,6 +85,7 @@ export class StatusResponse extends Response {
     exception: {
         name: string;
         message: string;
+        code?: number;
     };
     constructor(document: XMLDocument, connection: Connection) {
         super(document, connection);
@@ -98,6 +99,9 @@ export class StatusResponse extends Response {
                     name: messageNode.getAttribute('exception'),
                     message: messageNode.textContent
                 };
+                if (messageNode.hasAttribute('code')) {
+                    this.exception.code = parseInt(messageNode.getAttribute('code'));
+                }
             }
             if (messageNode.hasAttribute('filename')) {
                 this.fileUri = messageNode.getAttribute('filename');