Add script running abilities

cli/helper/run_script.ts

@@ -0,0 +1,46 @@
+import { Colors } from "../deps.ts";
+
+export async function runScript(script: string) {
+   console.log(Colors.bold(Colors.blue("Running script:")), script);
+   const runPerm = await Deno.permissions.query({
+      name: "run",
+   });
+
+   if (runPerm.state !== "granted") {
+      console.log(
+         Colors.red("Missing --allow-run permission. Cannot run hooks!")
+      );
+      throw new Error("Missing --allow-run permission. Cannot run hooks!");
+   }
+
+   const process = Deno.run({
+      cmd: ["deno", "run", "-A", "--unstable", script],
+   });
+
+   const status = await process.status();
+
+   console.log(Colors.bold(Colors.blue("Finished script:")), script);
+
+   if (!status.success) {
+      throw new Error(
+         "A script did not complete sucessfully. This is not a issue of denreg!"
+      );
+   }
+}
+
+export async function runHooks(hooks: undefined | string | string[]) {
+   if (!hooks) return;
+   if (typeof hooks === "string") {
+      hooks = [hooks];
+   }
+
+   for (const hook of hooks) {
+      try {
+         await runScript(hook);
+      } catch (err) {
+         throw new Error(
+            "A hook did not complete sucessfully. This is not a issue of denreg!"
+         );
+      }
+   }
+}