import type { ChildProcessWithoutNullStreams } from "child_process"

import { Process } from "@/util/process"

type Child = Process.Child & ChildProcessWithoutNullStreams

export function spawn(cmd: string, args: string[], opts?: Process.Options): Child

export function spawn(cmd: string, opts?: Process.Options): Child

export function spawn(cmd: string, argsOrOpts?: string[] | Process.Options, opts?: Process.Options) {

const args = Array.isArray(argsOrOpts) ? [...argsOrOpts] : []

const cfg = Array.isArray(argsOrOpts) ? opts : argsOrOpts

const proc = Process.spawn([cmd, ...args], {

...cfg,

stdin: "pipe",

stdout: "pipe",

stderr: "pipe",

}) as Child

if (!proc.stdin || !proc.stdout || !proc.stderr) throw new Error("Process output not available")

return proc

}