tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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build.js (2245B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
      4 /* globals process, __filename, __dirname */
      5 
      6 /* Usage:  node build.js [LIST_OF_SOURCE_FILES...] OUTPUT_DIR
      7 *    Compiles all source files and places the results of the compilation in
      8 * OUTPUT_DIR.
      9 */
     10 
     11 "use strict";
     12 
     13 // eslint-disable-next-line mozilla/reject-relative-requires
     14 const Babel = require("./babel");
     15 const fs = require("fs");
     16 const _path = require("path");
     17 
     18 const defaultPlugins = ["proposal-class-properties"];
     19 
     20 function transform(filePath) {
     21  // Use the extra plugins only for the debugger
     22  const plugins = filePath.includes("devtools/client/debugger")
     23    ? // eslint-disable-next-line mozilla/reject-relative-requires
     24      require("./build-debugger")(filePath)
     25    : defaultPlugins;
     26 
     27  const doc = fs.readFileSync(filePath, "utf8");
     28 
     29  let out;
     30  try {
     31    out = Babel.transform(doc, { plugins });
     32  } catch (err) {
     33    throw new Error(`
     34 ========================
     35 NODE COMPILATION ERROR!
     36 
     37 File:   ${filePath}
     38 Stack:
     39 
     40 ${err.stack}
     41 
     42 ========================
     43 `);
     44  }
     45 
     46  return out.code;
     47 }
     48 
     49 // fs.mkdirSync's "recursive" option appears not to work, so I'm writing a
     50 // simple version of the function myself.
     51 function mkdirs(filePath) {
     52  if (fs.existsSync(filePath)) {
     53    return;
     54  }
     55  mkdirs(_path.dirname(filePath));
     56  try {
     57    fs.mkdirSync(filePath);
     58  } catch (err) {
     59    // Ignore any errors resulting from the directory already existing.
     60    if (err.code != "EEXIST") {
     61      throw err;
     62    }
     63  }
     64 }
     65 
     66 const deps = [__filename, _path.resolve(__dirname, "babel.js")];
     67 const outputDir = process.argv[process.argv.length - 1];
     68 mkdirs(outputDir);
     69 
     70 for (let i = 2; i < process.argv.length - 1; i++) {
     71  const srcPath = process.argv[i];
     72  const code = transform(srcPath);
     73  const fullPath = _path.join(outputDir, _path.basename(srcPath));
     74  fs.writeFileSync(fullPath, code);
     75  deps.push(srcPath);
     76 }
     77 
     78 // Print all dependencies prefixed with 'dep:' in order to help node.py, the script that
     79 // calls this module, to report back the precise list of all dependencies.
     80 console.log(deps.map(file => "dep:" + file).join("\n"));