Alex Eagle 46fe8fb8b4 build: depend on bazelisk rather than directly on Bazel (#36078)
This has a couple benefits:
- we now use a .bazelversion file rather than package.json to pin the version of bazel we want. This means even if you install bazel on your computer rather than via yarn, you'll still get a warning if your bazel version is wrong.
- you no longer end up downloading three copies of bazel due to bugs in both npm and yarn where they download all tarballs before checking the metadata to see which are usable on the local platform.
- bazelisk correctly handles the tools/bazel trick for wrapping functionality, which we want to use to instrument developer build latencies

PR Close #36078
2020-03-16 10:58:06 -07:00

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#!/usr/bin/env bash
set -eux -o pipefail
# sedi makes `sed -i` work on both OSX & Linux
# See https://stackoverflow.com/questions/2320564/i-need-my-sed-i-command-for-in-place-editing-to-work-with-both-gnu-sed-and-bsd
function sedi () {
case $(uname) in
Darwin*) sedi=('-i' '') ;;
*) sedi='-i' ;;
esac
sed "${sedi[@]}" "$@"
}
function installLocalPackages() {
# Install Angular packages that are built locally from HEAD.
# This also gets around the bug whereby yarn caches local `file://` urls.
# See https://github.com/yarnpkg/yarn/issues/2165
readonly pwd=$(pwd)
readonly packages=(
animations common compiler core forms platform-browser
platform-browser-dynamic router bazel compiler-cli language-service
)
local local_packages=()
for package in "${packages[@]}"; do
local_packages+=("@angular/${package}@file:${pwd}/../node_modules/@angular/${package}")
done
# keep protractor, typescript, tslib, and @types/node versions in sync with the ones used in this repo
local_packages+=("protractor@file:${pwd}/../node_modules/protractor")
local_packages+=("typescript@file:${pwd}/../node_modules/typescript")
local_packages+=("tslib@file:${pwd}/../node_modules/tslib")
local_packages+=("@types/node@file:${pwd}/../node_modules/@types/node")
# add protractor, puppeteer & webdriver-manager so we get the chrome & chromedriver binaries
# that have already been downloaded at the root
local_packages+=("puppeteer@file:${pwd}/../node_modules/puppeteer")
local_packages+=("webdriver-manager@file:${pwd}/../node_modules/webdriver-manager")
yarn add --ignore-scripts --silent "${local_packages[@]}" --cache-folder ./.yarn_local_cache
}
function patchKarmaConf() {
sedi "s#module.exports#process.env.CHROME_BIN = require\('puppeteer'\).executablePath\(\); module.exports#" ./karma.conf.js
sedi "s#browsers\: \['Chrome'\],#customLaunchers\: \{ ChromeHeadlessNoSandbox\: \{ base\: 'ChromeHeadless', flags\: \['--no-sandbox', '--headless', '--disable-gpu', '--disable-dev-shm-usage', '--hide-scrollbars', '--mute-audio'\] \} \}, browsers\: \['ChromeHeadlessNoSandbox'\],#" ./karma.conf.js
}
function patchProtractorConf() {
sedi "s#browserName\: 'chrome'#browserName\: 'chrome', chromeOptions\: \{ binary: require\('puppeteer'\).executablePath\(\), args: \['--no-sandbox', '--headless', '--disable-gpu', '--disable-dev-shm-usage', '--hide-scrollbars', '--mute-audio'\] \},#" ./e2e/protractor.conf.js
}
function testBazel() {
# Set up
ng version
rm -rf demo
# Create project
ng new demo --collection=@angular/bazel --routing --skip-git --skip-install --style=scss
cd demo
# Use a local yarn cache folder so we don't access the global yarn cache
mkdir .yarn_local_cache
patchKarmaConf
patchProtractorConf
installLocalPackages
ng generate component widget --style=css
ng build
ng test
ng e2e
ng e2e --prod
if [ -e 'WORKSPACE' ] || [ -e 'BUILD.bazel' ]; then
echo 'WORKSPACE / BUILD.bazel file should not exist in project'
exit 1
fi
}
function testNonBazel() {
# Replace angular.json that uses Bazel builder with the default generated by CLI
mv ./angular.json.bak ./angular.json
rm -rf dist src/main.dev.ts src/main.prod.ts
# disable CLI's version check (if version is 0.0.0, then no version check happens)
yarn --cwd node_modules/@angular/cli version --new-version 0.0.0 --no-git-tag-version
# re-add build-angular
yarn add --dev file:../node_modules/@angular-devkit/build-angular --cache-folder ./.yarn_local_cache
ng build --progress=false
ng test --progress=false --watch=false
ng e2e --port 0 --configuration=production --webdriver-update=false
}
testBazel
# this test verifies that users can undo bazel - the value of this is questionable
# because there are way too many manual steps and it would be easier for users to
# just revert the diff created by `ng add @angular/bazel`
testNonBazel