electron/script/gen-filenames.ts
2020-10-20 12:10:15 -07:00

112 lines
3.3 KiB
TypeScript

import * as cp from 'child_process';
import * as fs from 'fs-extra';
import * as os from 'os';
import * as path from 'path';
const rootPath = path.resolve(__dirname, '..');
const gniPath = path.resolve(__dirname, '../filenames.auto.gni');
const allDocs = fs.readdirSync(path.resolve(__dirname, '../docs/api'))
.map(doc => `docs/api/${doc}`)
.concat(
fs.readdirSync(path.resolve(__dirname, '../docs/api/structures'))
.map(doc => `docs/api/structures/${doc}`)
);
const typingFiles = fs.readdirSync(path.resolve(__dirname, '../typings')).map(child => `typings/${child}`);
const main = async () => {
const webpackTargets = [
{
name: 'sandbox_bundle_deps',
config: 'webpack.config.sandboxed_renderer.js'
},
{
name: 'isolated_bundle_deps',
config: 'webpack.config.isolated_renderer.js'
},
{
name: 'browser_bundle_deps',
config: 'webpack.config.browser.js'
},
{
name: 'renderer_bundle_deps',
config: 'webpack.config.renderer.js'
},
{
name: 'worker_bundle_deps',
config: 'webpack.config.worker.js'
},
{
name: 'asar_bundle_deps',
config: 'webpack.config.asar.js'
}
];
const webpackTargetsWithDeps = await Promise.all(webpackTargets.map(async webpackTarget => {
const tmpDir = await fs.mkdtemp(path.resolve(os.tmpdir(), 'electron-filenames-'));
const child = cp.spawn('node', [
'./node_modules/webpack-cli/bin/cli.js',
'--config', `./build/webpack/${webpackTarget.config}`,
'--display', 'errors-only',
`--output-path=${tmpDir}`,
`--output-filename=${webpackTarget.name}.measure.js`,
'--env.PRINT_WEBPACK_GRAPH'
], {
cwd: path.resolve(__dirname, '..')
});
let output = '';
child.stdout.on('data', chunk => {
output += chunk.toString();
});
child.stderr.on('data', chunk => console.error(chunk.toString()));
await new Promise((resolve, reject) => child.on('exit', (code) => {
if (code !== 0) {
console.error(output);
return reject(new Error(`Failed to list webpack dependencies for entry: ${webpackTarget.name}`));
}
resolve();
}));
const webpackTargetWithDeps = {
...webpackTarget,
dependencies: (JSON.parse(output) as string[])
// Remove whitespace
.map(line => line.trim())
// Get the relative path
.map(line => path.relative(rootPath, line).replace(/\\/g, '/'))
// Only care about files in //electron
.filter(line => !line.startsWith('..'))
// Only care about our own files
.filter(line => !line.startsWith('node_modules'))
// All webpack builds depend on the tsconfig and package json files
.concat(['tsconfig.json', 'tsconfig.electron.json', 'package.json', ...typingFiles])
// Make the generated list easier to read
.sort()
};
await fs.remove(tmpDir);
return webpackTargetWithDeps;
}));
fs.writeFileSync(
gniPath,
`# THIS FILE IS AUTO-GENERATED, PLEASE DO NOT EDIT BY HAND
auto_filenames = {
api_docs = [
${allDocs.map(doc => ` "${doc}",`).join('\n')}
]
${webpackTargetsWithDeps.map(target => ` ${target.name} = [
${target.dependencies.map(dep => ` "${dep}",`).join('\n')}
]`).join('\n\n')}
}
`);
};
if (require.main === module) {
main().catch((err) => {
console.error(err);
process.exit(1);
});
}