GoonCord/scripts/build.mjs

// @ts-nocheck
/* eslint-disable no-restricted-syntax */
import swc from "@swc/core";
import { execSync } from "child_process";
import crypto from "crypto";
import { build } from "esbuild";
import globalPlugin from "esbuild-plugin-globals";
import path from "path";
import { fileURLToPath } from "url";
import yargs from "yargs-parser";

import { printBuildSuccess } from "./util.mjs";

/** @type string[] */
const metroDeps = await (async () => {
  const ast = await swc.parseFile(path.resolve("./shims/depsModule.ts"));
  return ast.body.at(-1).expression.right.properties.map((p) => p.key.value);
})();

const args = yargs(process.argv.slice(2));
const {
  "release-branch": releaseBranch,
  "build-minify": buildMinify,
  dev: dev,
} = args;

let context = null;

/** @type {import("esbuild").BuildOptions} */
const config = {
  entryPoints: ["src/entry.ts"],
  bundle: true,
  outfile: "dist/shiggycord.js",
  format: "iife",
  splitting: false,
  // Enable minification by default for release builds (when a release-branch is provided).
  // This keeps development builds unminified for easier debugging.
  minify: Boolean(releaseBranch),
  external: [],
  supported: {
    // Hermes does not actually support const and let, even though it syntactically
    // accepts it, but it's treated just like 'var' and causes issues
    "const-and-let": false,
  },
  footer: {
    js: "//# sourceURL=shiggycord",
  },
  loader: {
    ".png": "dataurl",
  },
  define: {
    window: "globalThis",
    __DEV__: JSON.stringify(releaseBranch !== "main"),
  },
  inject: ["./shims/asyncIteratorSymbol.js", "./shims/promiseAllSettled.js"],
  legalComments: "none",
  alias: {
    "!ShiggyCord-deps-shim!": "./shims/depsModule.ts",
    spitroast: "./node_modules/spitroast",
    "react/jsx-runtime": "./shims/jsxRuntime",
  },
  plugins: [
    globalPlugin({
      ...metroDeps.reduce((obj, key) => {
        obj[key] = `require("!ShiggyCord-deps-shim!")[${JSON.stringify(key)}]`;
        return obj;
      }, {}),
    }),
    {
      name: "swc",
      setup(build) {
        build.onLoad({ filter: /\.[cm]?[jt]sx?$/ }, async (args) => {
          const result = await swc.transformFile(args.path, {
            jsc: {
              externalHelpers: true,
              transform: {
                constModules: {
                  globals: {
                    "bunny-build-info": {
                      version: `"1.1.6-2"`,
                    },
                  },
                },
                react: {
                  runtime: "automatic",
                },
              },
            },
            // https://github.com/facebook/hermes/blob/3815fec63d1a6667ca3195160d6e12fee6a0d8d5/doc/Features.md
            // https://github.com/facebook/hermes/issues/696#issuecomment-1396235791
            env: {
              targets: "fully supports es6",
              include: [
                "transform-block-scoping",
                "transform-classes",
                "transform-async-to-generator",
                "transform-async-generator-functions",
              ],
              exclude: [
                "transform-parameters",
                "transform-template-literals",
                "transform-exponentiation-operator",
                "transform-named-capturing-groups-regex",
                "transform-nullish-coalescing-operator",
                "transform-object-rest-spread",
                "transform-optional-chaining",
                "transform-logical-assignment-operators",
              ],
            },
          });

          return { contents: result.code };
        });
      },
    },
  ],
};

export async function buildBundle(overrideConfig = {}) {
  context = {
    hash: releaseBranch
      ? execSync("git rev-parse --short HEAD").toString().trim()
      : crypto.randomBytes(8).toString("hex").slice(0, 7),
  };

  const initialStartTime = performance.now();
  await build({ ...config, ...overrideConfig });

  return {
    config,
    context,
    timeTook: performance.now() - initialStartTime,
  };
}

const pathToThisFile = path.resolve(fileURLToPath(import.meta.url));
const pathPassedToNode = path.resolve(process.argv[1]);
const isThisFileBeingRunViaCLI = pathToThisFile.includes(pathPassedToNode);

if (isThisFileBeingRunViaCLI) {
  const { timeTook } = await buildBundle();

  printBuildSuccess(context.hash, releaseBranch, timeTook);

  if (buildMinify) {
    const { timeTook } = await buildBundle({
      minify: true,
      outfile: config.outfile.replace(/\.js$/, ".min.js"),
    });

    printBuildSuccess(context.hash, releaseBranch, timeTook, true);
  }
}