🎉 begin

mod.ts

@@ -0,0 +1,13 @@
+export async function isInstalled(program: string, args = ["--help"]) {
+  try {
+    await Deno.spawn(program, { args, stdout: "null", stderr: "null" });
+
+    return true;
+  } catch (error) {
+    if (error instanceof Deno.errors.NotFound) {
+      return false;
+    }
+
+    throw error;
+  }
+}