@angular-devkit/build-angular
Version:
Angular Webpack Build Facade
139 lines (138 loc) • 6 kB
JavaScript
;
/**
* @license
* Copyright Google LLC 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.dev/license
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const node_assert_1 = __importDefault(require("node:assert"));
const fs = __importStar(require("node:fs"));
const path = __importStar(require("node:path"));
const node_worker_threads_1 = require("node:worker_threads");
/**
* The fully resolved path to the zone.js package that will be loaded during worker initialization.
* This is passed as workerData when setting up the worker via the `piscina` package.
*/
const { zonePackage } = node_worker_threads_1.workerData;
/**
* Renders each route in routes and writes them to <outputPath>/<route>/index.html.
*/
async function render({ indexFile, deployUrl, minifyCss, outputPath, serverBundlePath, route, inlineCriticalCss, }) {
const result = {};
const browserIndexOutputPath = path.join(outputPath, indexFile);
const outputFolderPath = path.join(outputPath, route);
const outputIndexPath = path.join(outputFolderPath, 'index.html');
const { ɵSERVER_CONTEXT, AppServerModule, renderModule, renderApplication, default: bootstrapAppFn, } = (await Promise.resolve(`${serverBundlePath}`).then(s => __importStar(require(s))));
(0, node_assert_1.default)(ɵSERVER_CONTEXT, `ɵSERVER_CONTEXT was not exported from: ${serverBundlePath}.`);
const indexBaseName = fs.existsSync(path.join(outputPath, 'index.original.html'))
? 'index.original.html'
: indexFile;
const browserIndexInputPath = path.join(outputPath, indexBaseName);
const document = await fs.promises.readFile(browserIndexInputPath, 'utf8');
const platformProviders = [
{
provide: ɵSERVER_CONTEXT,
useValue: 'ssg',
},
];
let html;
// Render platform server module
if (isBootstrapFn(bootstrapAppFn)) {
(0, node_assert_1.default)(renderApplication, `renderApplication was not exported from: ${serverBundlePath}.`);
html = await renderApplication(bootstrapAppFn, {
document,
url: route,
platformProviders,
});
}
else {
(0, node_assert_1.default)(renderModule, `renderModule was not exported from: ${serverBundlePath}.`);
const moduleClass = bootstrapAppFn || AppServerModule;
(0, node_assert_1.default)(moduleClass, `Neither an AppServerModule nor a bootstrapping function was exported from: ${serverBundlePath}.`);
html = await renderModule(moduleClass, {
document,
url: route,
extraProviders: platformProviders,
});
}
if (inlineCriticalCss) {
const { InlineCriticalCssProcessor } = await Promise.resolve().then(() => __importStar(require('@angular/build/private')));
const inlineCriticalCssProcessor = new InlineCriticalCssProcessor({
deployUrl: deployUrl,
minify: minifyCss,
});
const { content, warnings, errors } = await inlineCriticalCssProcessor.process(html, {
outputPath,
});
result.errors = errors;
result.warnings = warnings;
html = content;
}
// This case happens when we are prerendering "/".
if (browserIndexOutputPath === outputIndexPath) {
const browserIndexOutputPathOriginal = path.join(outputPath, 'index.original.html');
fs.renameSync(browserIndexOutputPath, browserIndexOutputPathOriginal);
}
fs.mkdirSync(outputFolderPath, { recursive: true });
fs.writeFileSync(outputIndexPath, html);
return result;
}
function isBootstrapFn(value) {
// We can differentiate between a module and a bootstrap function by reading compiler-generated `ɵmod` static property:
return typeof value === 'function' && !('ɵmod' in value);
}
/**
* Initializes the worker when it is first created by loading the Zone.js package
* into the worker instance.
*
* @returns A promise resolving to the render function of the worker.
*/
async function initialize() {
// Setup Zone.js
await Promise.resolve(`${zonePackage}`).then(s => __importStar(require(s)));
// Return the render function for use
return render;
}
/**
* The default export will be the promise returned by the initialize function.
* This is awaited by piscina prior to using the Worker.
*/
exports.default = initialize();