deps_check.ts

#!/usr/bin/env node
import { execSync } from "child_process"
import { createHash } from "crypto"
import { mkdir, readFile, writeFile } from "fs/promises"

const cacheDir = "./node_modules/.cache"
const cachePath = `${cacheDir}/deps_check_lock_hash.txt`

await mkdir(cacheDir, { recursive: true }).catch(() => {})

const lockContent = await readFile("package-lock.json", "utf-8").catch(() => "")
const lockHash = createHash("sha256").update(lockContent).digest("hex")

const lockHashCache = await readFile(cachePath, "utf-8").catch(() => "")

if (lockHashCache !== lockHash) {
	execSync("npm i", { stdio: "inherit" })
	await writeFile(cachePath, lockHash)
}