snapshot!

1 files changed, 40 insertions, 0 deletions

diff --git a/u/process/run.ts b/u/process/run.ts
new file mode 100644
index 0000000..6dc37d0
--- /dev/null
+++ b/u/process/run.ts
@@ -0,0 +1,40 @@
+import { Either, type Traceable } from "@emprespresso/utils";
+
+export class ProcessError extends Error {}
+export const getStdout = async (
+  { item: cmd, logger: _logger }: Traceable<string[] | string>,
+  options: Deno.CommandOptions = {},
+): Promise<Either<ProcessError, string>> => {
+  const logger = _logger.addTracer(() => "[getStdout]");
+
+  logger.log(`:> im gonna run this command!`, cmd);
+  const [exec, ...args] = (typeof cmd === "string") ? cmd.split(" ") : cmd;
+  const command = new Deno.Command(exec, {
+    args,
+    stdout: "piped",
+    stderr: "piped",
+    ...options,
+  });
+
+  try {
+    const { code, stdout, stderr } = await command.output();
+    const stdoutText = new TextDecoder().decode(stdout);
+    const stderrText = new TextDecoder().decode(stderr);
+
+    if (code !== 0) {
+      logger.error(`i weceived an exit code of ${code} i wanna zeroooo :<`);
+      return Either.left<ProcessError, string>(
+        new ProcessError(`command failed\n${stderrText}`),
+      );
+    }
+
+    logger.log("yay! i got code 0 :3", cmd);
+    return Either.right<ProcessError, string>(stdoutText);
+  } catch (e) {
+    logger.error(`o.o wat`, e);
+    if (e instanceof Error) {
+      return Either.left<ProcessError, string>(e);
+    }
+    throw new Error("unknown error " + e);
+  }
+};