@schematics/angular
Version:
Schematics specific to Angular
136 lines (133 loc) • 6.2 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const core_1 = require("@angular-devkit/core");
const json_utils_1 = require("../../utility/json-utils");
const browserslistContent = `# This file is used by the build system to adjust CSS and JS output to support the specified browsers below.
# For additional information regarding the format and rule options, please see:
# https://github.com/browserslist/browserslist#queries
# You can see what browsers were selected by your queries by running:
# npx browserslist
> 0.5%
last 2 versions
Firefox ESR
not dead
not IE 9-11 # For IE 9-11 support, remove 'not'.`;
function updateES5Projects() {
return (tree) => {
// update workspace tsconfig
updateTsConfig(tree, '/tsconfig.json');
const angularConfigContent = tree.read('angular.json') || tree.read('.angular.json');
if (!angularConfigContent) {
return;
}
const angularJson = core_1.parseJson(angularConfigContent.toString(), core_1.JsonParseMode.Loose);
if (!core_1.isJsonObject(angularJson) || !core_1.isJsonObject(angularJson.projects)) {
// If that field isn't there, no use...
return;
}
// For all projects
for (const [name, project] of Object.entries(angularJson.projects)) {
if (!core_1.isJsonObject(project)) {
continue;
}
if (typeof project.root != 'string' || project.projectType !== 'application') {
continue;
}
if (name.endsWith('-e2e')) {
// Skip existing separate E2E projects
continue;
}
// Older projects app and spec ts configs had script and module set in them.
const architect = project.architect;
if (!(core_1.isJsonObject(architect)
&& core_1.isJsonObject(architect.build)
&& architect.build.builder === '@angular-devkit/build-angular:browser')) {
// Skip projects who's build builder is not build-angular:browser
continue;
}
const buildOptionsConfig = architect.build.options;
if (core_1.isJsonObject(buildOptionsConfig) && typeof buildOptionsConfig.tsConfig === 'string') {
updateTsConfig(tree, buildOptionsConfig.tsConfig);
}
const testConfig = architect.test;
if (core_1.isJsonObject(testConfig)
&& core_1.isJsonObject(testConfig.options)
&& typeof testConfig.options.tsConfig === 'string') {
updateTsConfig(tree, testConfig.options.tsConfig);
}
const browserslistPath = core_1.join(core_1.normalize(project.root), 'browserslist');
// Move the CLI 7 style browserlist to root if it's there.
const sourceRoot = project.sourceRoot === 'string'
? project.sourceRoot
: core_1.join(core_1.normalize(project.root), 'src');
const srcBrowsersList = core_1.join(core_1.normalize(sourceRoot), 'browserslist');
if (tree.exists(srcBrowsersList)) {
tree.rename(srcBrowsersList, browserslistPath);
}
else if (!tree.exists(browserslistPath)) {
tree.create(browserslistPath, browserslistContent);
}
}
return tree;
};
}
exports.updateES5Projects = updateES5Projects;
function updateTsConfig(tree, tsConfigPath) {
const buffer = tree.read(tsConfigPath);
if (!buffer) {
return;
}
const tsCfgAst = core_1.parseJsonAst(buffer.toString(), core_1.JsonParseMode.Loose);
if (tsCfgAst.kind !== 'object') {
return;
}
const configExtends = json_utils_1.findPropertyInAstObject(tsCfgAst, 'extends');
const isExtendedConfig = configExtends && configExtends.kind === 'string';
const compilerOptions = json_utils_1.findPropertyInAstObject(tsCfgAst, 'compilerOptions');
if (!compilerOptions || compilerOptions.kind !== 'object') {
return;
}
const recorder = tree.beginUpdate(tsConfigPath);
if (isExtendedConfig) {
json_utils_1.removePropertyInAstObject(recorder, compilerOptions, 'target');
json_utils_1.removePropertyInAstObject(recorder, compilerOptions, 'module');
json_utils_1.removePropertyInAstObject(recorder, compilerOptions, 'downlevelIteration');
}
else {
const downlevelIteration = json_utils_1.findPropertyInAstObject(compilerOptions, 'downlevelIteration');
if (!downlevelIteration) {
json_utils_1.insertPropertyInAstObjectInOrder(recorder, compilerOptions, 'downlevelIteration', true, 4);
}
else if (!downlevelIteration.value) {
const { start, end } = downlevelIteration;
recorder.remove(start.offset, end.offset - start.offset);
recorder.insertLeft(start.offset, 'true');
}
const scriptTarget = json_utils_1.findPropertyInAstObject(compilerOptions, 'target');
if (!scriptTarget) {
json_utils_1.insertPropertyInAstObjectInOrder(recorder, compilerOptions, 'target', 'es2015', 4);
}
else if (scriptTarget.value !== 'es2015') {
const { start, end } = scriptTarget;
recorder.remove(start.offset, end.offset - start.offset);
recorder.insertLeft(start.offset, '"es2015"');
}
const scriptModule = json_utils_1.findPropertyInAstObject(compilerOptions, 'module');
if (!scriptModule) {
json_utils_1.insertPropertyInAstObjectInOrder(recorder, compilerOptions, 'module', 'esnext', 4);
}
else if (scriptModule.value !== 'esnext') {
const { start, end } = scriptModule;
recorder.remove(start.offset, end.offset - start.offset);
recorder.insertLeft(start.offset, '"esnext"');
}
}
tree.commitUpdate(recorder);
}