updates

libraries/deno-commons-mod.ts

@@ -41,6 +41,15 @@ export class ProcessOutput {
     }
 }
 
+export async function execCommandAndStdout(
+    command: string,
+    args?: string[],
+    options?: Deno.CommandOptions,): Promise<string> {
+    const processOutput = await execCommand(command, args, options);
+    processOutput.assertSuccess();
+    return processOutput.stdout.trim();
+}
+
 export async function execCommand(
     command: string,
     args?: string[],