Add deno runbook helpers

Author: zph

ext/deno-runbook/mod.ts

@@ -0,0 +1,30 @@
+// Mod.ts for runbook-deno helpers
+// Default Setup
+// See deno dax module for capabilities, including $.request, retry, etc
+import {CommandBuilder, build$} from "https://deno.land/x/dax/mod.ts";
+
+const commandBuilder = new CommandBuilder()
+  .stdout("inheritPiped")
+  .stderr("inheritPiped")
+  .printCommand(true);
+
+const $ = build$({ commandBuilder });
+
+const sh = async (...args) => {
+    const start = (new Date()).toISOString()
+    performance.mark('command_start');
+    const r = await $.raw`${args.join(" ")}`
+    performance.mark('command_end')
+    const end = (new Date()).toISOString()
+    const measure = performance.measure('command', 'command_start', 'command_end')
+    const timing = {duration_ms: measure.duration, start, end}
+    const {stdout, stderr, code} = r
+    await Deno.jupyter.broadcast("display_data", {
+        data: { "application/json": {command: args.join(" "), exit_code: code, timing, stdout, stderr}},
+        metadata: {},
+      transient: { display_id: "progress" }
+    });
+    return r
+}
+
+export { sh, $ }