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E2E ESBuild

E2E ESBuild #7142

on:
schedule:
- cron: '0 */4 * * *'
push:
branches:
- master
pull_request:
paths:
- .github/actions/prepare/action.yml
- .github/workflows/e2e-esbuild-workflow.yml
- scripts/e2e-setup-ci.sh
name: 'E2E ESBuild'
jobs:
chore:
name: 'Validating ESBuild'
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- uses: ./.github/actions/prepare
- name: 'Running the integration test'
run: |
source scripts/e2e-setup-ci.sh
yarn init -p
yarn add -D esbuild ts-node typescript
echo "require('esbuild').build({bundle: true, format: 'cjs', target: 'node14', entryPoints: ['./src/main.js'], outfile: './dist/bundle.js'})" > build.js
# Tree-shaking
echo "export default {input: 'src/main.js', output: {file: 'dist/bundle.js', format: 'cjs'}};" | tee rollup.config.js
mkdir src
echo "export function square(x) {return x * x} export function cube(x) {return x * x * x}" | tee src/maths.js
echo "import {cube} from './maths.js'; console.log(cube(5));" | tee src/main.js
yarn ts-node --transpile-only build.js
[[ "$(node dist/bundle.js)" = "125" ]]
! cat dist/bundle.js | grep "square"
# With NPM packages
yarn add lodash
echo "import _ from 'lodash';function printHello() { console.log(_.join(['Hello', 'webpack'], ' '))}; printHello();" | tee src/main.js
yarn ts-node --transpile-only build.js
[[ "$(node dist/bundle.js)" = "Hello webpack" ]]
# Make sure we play nicely with esbuild plugins that create virtual modules with resolveDirs
echo "require('esbuild').build({bundle: true, format: 'cjs', target: 'node14', entryPoints: ['./src/main.js'], outfile: './dist/bundle.js', plugins: [require('./virtualModulePlugin')]})" > build.js
cat <<- "EOF" | tee virtualModulePlugin.js
const { resolve, dirname } = require('path');
module.exports = {
name: 'virtualModules',
setup(build) {
build.onResolve({ filter: /\?virtual$/ }, function({ path, importer }) {
const resolveDir = dirname(resolve(dirname(importer), path));
return { path, pluginData: { resolveDir }, namespace: 'virtual-module' };
});
build.onLoad({ filter: /\?virtual$/ }, function({ path, pluginData }) {
const specifier = path.replace(/\?virtual/, '');
return { resolveDir: pluginData.resolveDir, contents: `export * as virtual from ${JSON.stringify(specifier)}`, loader: 'js' };
});
}
}
EOF
echo "import {virtual} from './maths.js?virtual'; console.log(virtual.cube(6));" | tee src/main.js
yarn ts-node --transpile-only build.js
[[ "$(node dist/bundle.js)" = "216" ]]