Migrated silverbullet-publish into this repo

plugos/syscalls/shell.deno.ts

@@ -0,0 +1,23 @@
+import type { SysCallMapping } from "../system.ts";
+
+export default function (cwd: string): SysCallMapping {
+  return {
+    "shell.run": async (
+      _ctx,
+      cmd: string,
+      args: string[],
+    ): Promise<{ stdout: string; stderr: string }> => {
+      const p = Deno.run({
+        cmd: [cmd, ...args],
+        cwd: cwd,
+        stdout: "piped",
+        stderr: "piped",
+      });
+      await p.status();
+      const stdout = new TextDecoder().decode(await p.output());
+      const stderr = new TextDecoder().decode(await p.stderrOutput());
+
+      return { stdout, stderr };
+    },
+  };
+}