output: reveal last line on output recieved

src/vs/workbench/parts/output/common/output.ts

@@ -107,7 +107,7 @@ export interface IOutputService {
 	onOutputChannel: Event<string>;
 
 	/**
-	 * Reveals the last line on the editor that has the passed channel set as output.
+	 * Reveals the last line on the currently opened channel.
 	 */
 	revealLastLine(): void;
 }

src/vs/workbench/parts/output/common/outputEditorInput.ts

@@ -56,6 +56,9 @@ export class OutputEditorInput extends StringEditorInput {
 			if (e.output) {
 				this.append(e.output);
 				this.trim(OutputEditorInput.MAX_OUTPUT_LINES);
+				if (this.outputService.getActiveChannel() === this.channel) {
+					this.outputService.revealLastLine();
+				}
 			} else if (e.output === null) {
 				this.clearValue(); // special output indicates we should clear
 			}