import fs from "fs";
import path from "path";
import { execSync } from "child_process";
import { runRustVerificationGates } from "./rust-policy-engine.js";
export function runPreflight(repoRoot) {
// RUST VERIFICATION GATES (CRITICAL) - Must run first if Rust project
const cargoTomlPath = path.join(repoRoot, "Cargo.toml");
if (fs.existsSync(cargoTomlPath)) {
try {
runRustVerificationGates(repoRoot);
} catch (err) {
// Rust gates are mandatory, fail hard
throw err;
}
}
// Detect package manager
const hasPnpm = fs.existsSync(path.join(repoRoot, "pnpm-lock.yaml"));
const hasYarn = fs.existsSync(path.join(repoRoot, "yarn.lock"));
const hasNpm = fs.existsSync(path.join(repoRoot, "package-lock.json"));
let pm = "npm";
if (hasPnpm) pm = "pnpm";
else if (hasYarn) pm = "yarn";
const commands = [];
// Check scripts in package.json
const pkgPath = path.join(repoRoot, "package.json");
if (fs.existsSync(pkgPath)) {
const pkg = JSON.parse(fs.readFileSync(pkgPath, "utf8"));
if (pkg.scripts) {
if (pkg.scripts.test) commands.push(`${pm} run test`);
if (pkg.scripts.lint) commands.push(`${pm} run lint`);
if (pkg.scripts.typecheck) commands.push(`${pm} run typecheck`);
}
}
// Fallbacks if scripts missing but configs exist
if (!commands.some(c => c.includes("typecheck"))) {
if (fs.existsSync(path.join(repoRoot, "tsconfig.json"))) {
// commands.push("tsc --noEmit"); // assume tsc in path or npx
// Best effort: only run if we strictly know how.
}
}
// Execute
for (const cmd of commands) {
try {
// Run with timeout to prevent hang
execSync(cmd, { cwd: repoRoot, stdio: 'pipe', timeout: 30000 });
} catch (e) {
// Capture output
const stdout = e.stdout ? e.stdout.toString() : "";
const stderr = e.stderr ? e.stderr.toString() : "";
throw new Error(`PREFLIGHT_FAILURE: Command '${cmd}' failed.\nSTDOUT: ${stdout}\nSTDERR: ${stderr}`);
}
}
return true;
}
