Files
regex-tools/scripts/build-engines.mjs

71 lines
2.0 KiB
JavaScript

import { readFile, readdir } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";
import {
buildPcre2Pack,
parsePcre2BuildArguments,
} from "./pcre2-engine-pack.mjs";
const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
const options = parsePcre2BuildArguments(process.argv.slice(2));
if (options.mode === "help") {
console.log(`Usage:
node scripts/build-engines.mjs
node scripts/build-engines.mjs --pcre2 --source-dir PATH --emcc PATH [--force]
The PCRE2 command is an explicit offline build gate. It verifies exact local
source and compiler identities, writes .engine-build/pcre2, and never
downloads or publishes an engine pack. Install the verified local pack with
npm run engines:pcre2:install.`);
process.exit(0);
}
if (options.mode === "pcre2") {
const result = await buildPcre2Pack(options, root);
console.log(
`Built and verified staged PCRE2 ${result.metadata.engineVersion} pack at ${result.output}.`,
);
console.log(
"The verified pack remains in private staging until the explicit local install command is run.",
);
process.exit(0);
}
const packageJson = JSON.parse(
await readFile(path.join(root, "package.json"), "utf8"),
);
const engineDirectory = path.join(root, "public", "engines");
const entries = (await readdir(engineDirectory)).sort();
const expectedEntries = [
"README.md",
"cpp",
"dotnet",
"go",
"java",
"pcre2",
"perl",
"php",
"python",
"ruby",
"rust",
];
if (
typeof packageJson.version !== "string" ||
entries.length !== expectedEntries.length ||
entries.some((entry, index) => entry !== expectedEntries[index])
) {
throw new Error(
"The production build requires every documented checked-in runtime pack.",
);
}
console.log(
`The checked-in ${expectedEntries
.filter((entry) => entry !== "README.md")
.join(
", ",
)} runtime packs are present; no release-time download or engine compilation is needed.`,
);