Prettify json in OpenShift Output Channel (#888)

* Prettify json in OpenShift Output Channel
* Filter update message from output

Author: sudhirverma

src/cli.ts

@@ -37,12 +37,13 @@ export class Cli implements ICli {
                 opts.maxBuffer = 2*1024*1024;
             }
             childProcess.exec(cmd, opts, (error: ExecException, stdout: string, stderr: string) => {
-                this.odoChannel.print(stdout);
+                const stdoutFiltered = stdout.replace(/---[\s\S]*$/g, '').trim()
+                this.odoChannel.print(stdoutFiltered);
                 this.odoChannel.print(stderr);
                 // do not reject it here, because caller in some cases need the error and the streams
                 // to make a decision
                 // Filter update message text which starts with `---`
-                resolve({ error, stdout: stdout.replace(/---[\s\S]*$/g, '').trim(), stderr });
+                resolve({ error, stdout: stdoutFiltered, stderr });
             });
         });
     }
@@ -64,9 +65,20 @@ class OdoChannelImpl implements OdoChannel {
         this.channel.show();
     }
 
+    prettifyJson(str: string) {
+        let jsonData: string;
+        try {
+            jsonData = JSON.stringify(JSON.parse(str), null, 2);
+        } catch (ignore) {
+            return str;
+        }
+        return jsonData;
+    }
+
     print(text: string): void {
-        this.channel.append(text);
-        if (text.charAt(text.length - 1) !== '\n') {
+        const textData = this.prettifyJson(text);
+        this.channel.append(textData);
+        if (textData.charAt(textData.length - 1) !== '\n') {
             this.channel.append('\n');
         }
         if (vscode.workspace.getConfiguration('openshiftConnector').get<boolean>('showChannelOnOutput')) {