nx/packages/angular/src/builders/webpack-server/webpack-server.impl.ts

123 lines
4.2 KiB
TypeScript

import { joinPathFragments } from '@nx/devkit';
import { existsSync } from 'fs';
import { Observable, from } from 'rxjs';
import { switchMap } from 'rxjs/operators';
import { lt } from 'semver';
import { getInstalledAngularVersionInfo } from '../../executors/utilities/angular-version-utils';
import { createTmpTsConfigForBuildableLibs } from '../utilities/buildable-libs';
import { mergeCustomWebpackConfig } from '../utilities/webpack';
import { Schema } from './schema';
import { validateOptions } from './validate-options';
function buildServerApp(
options: Schema,
context: import('@angular-devkit/architect').BuilderContext
): Observable<import('@angular-devkit/build-angular').ServerBuilderOutput> {
const { buildLibsFromSource, customWebpackConfig, ...delegateOptions } =
options;
// If there is a path to custom webpack config
// Invoke our own support for custom webpack config
if (customWebpackConfig && customWebpackConfig.path) {
const pathToWebpackConfig = joinPathFragments(
context.workspaceRoot,
customWebpackConfig.path
);
if (existsSync(pathToWebpackConfig)) {
return buildServerAppWithCustomWebpackConfiguration(
delegateOptions,
context,
pathToWebpackConfig
);
} else {
throw new Error(
`Custom Webpack Config File Not Found!\nTo use a custom webpack config, please ensure the path to the custom webpack file is correct: \n${pathToWebpackConfig}`
);
}
}
return from(import('@angular-devkit/build-angular')).pipe(
switchMap(({ executeServerBuilder }) =>
executeServerBuilder(delegateOptions, context)
)
);
}
function buildServerAppWithCustomWebpackConfiguration(
options: Schema,
context: import('@angular-devkit/architect').BuilderContext,
pathToWebpackConfig: string
) {
return from(import('@angular-devkit/build-angular')).pipe(
switchMap(({ executeServerBuilder }) =>
executeServerBuilder(options, context as any, {
webpackConfiguration: async (baseWebpackConfig) => {
// Angular 15 auto includes code from @angular/platform-server
// This includes the code outside the shared scope created by ModuleFederation
// This code will be included in the generated code from our generators,
// maintaining it within the shared scope.
// Therefore, if the build is an MF Server build, remove the auto-includes from
// the base webpack config from Angular
let mergedConfig = await mergeCustomWebpackConfig(
baseWebpackConfig,
pathToWebpackConfig,
options,
context.target
);
if (
mergedConfig.plugins
.map((p) => p.constructor.name)
.includes('UniversalFederationPlugin')
) {
mergedConfig.entry.main = mergedConfig.entry.main.filter(
(m) => !m.startsWith('@angular/platform-server/init')
);
mergedConfig.module.rules = mergedConfig.module.rules.filter((m) =>
!m.loader
? true
: !m.loader.endsWith(
'@angular-devkit/build-angular/src/builders/server/platform-server-exports-loader.js'
)
);
}
return mergedConfig;
},
})
)
);
}
export function executeWebpackServerBuilder(
options: Schema,
context: import('@angular-devkit/architect').BuilderContext
): Observable<import('@angular-devkit/build-angular').ServerBuilderOutput> {
validateOptions(options);
const installedAngularVersionInfo = getInstalledAngularVersionInfo();
// default bundleDependencies to true if supported by Angular version
if (
lt(installedAngularVersionInfo.version, '15.0.0') &&
options.bundleDependencies === undefined
) {
options.bundleDependencies = true;
}
options.buildLibsFromSource ??= true;
if (!options.buildLibsFromSource) {
const { tsConfigPath } = createTmpTsConfigForBuildableLibs(
options.tsConfig,
context
);
options.tsConfig = tsConfigPath;
}
return buildServerApp(options, context);
}
export default require('@angular-devkit/architect').createBuilder(
executeWebpackServerBuilder
) as any;