pipeline.ts — astro Source File

Source Code

import type { ComponentInstance } from '../../types/astro.js';
import type { RewritePayload } from '../../types/public/common.js';
import type { RouteData, SSRElement } from '../../types/public/internal.js';
import { type HeadElements, Pipeline, type TryRewriteResult } from '../base-pipeline.js';
import type { SinglePageBuiltModule } from '../build/types.js';
import { RedirectSinglePageBuiltModule } from '../redirects/index.js';
import {
	createAssetLink,
	createModuleScriptElement,
	createStylesheetElementSet,
} from '../render/ssr-element.js';
import { getFallbackRoute, routeIsFallback, routeIsRedirect } from '../routing/helpers.js';
import { findRouteToRewrite } from '../routing/rewrite.js';
import { createConsoleLogger } from './logging.js';

export class AppPipeline extends Pipeline {
	getName(): string {
		return 'AppPipeline';
	}

	static create({ manifest, streaming }: Pick<AppPipeline, 'manifest' | 'streaming'>) {
		const resolve = async function resolve(specifier: string) {
			if (!(specifier in manifest.entryModules)) {
				throw new Error(`Unable to resolve [${specifier}]`);
			}
			const bundlePath = manifest.entryModules[specifier];
			if (bundlePath.startsWith('data:') || bundlePath.length === 0) {
				return bundlePath;
			} else {
				return createAssetLink(bundlePath, manifest.base, manifest.assetsPrefix);
			}
		};
		const logger = createConsoleLogger(manifest.logLevel);
		const pipeline = new AppPipeline(
			logger,
			manifest,
			'production',
			manifest.renderers,
			resolve,
			streaming,
			undefined,
			undefined,
			undefined,
			undefined,
			undefined,
			undefined,
			undefined,
			undefined,
		);
		return pipeline;
	}

	async headElements(routeData: RouteData): Promise<HeadElements> {
		const { assetsPrefix, base } = this.manifest;
		const routeInfo = this.manifest.routes.find(
			(route) => route.routeData.route === routeData.route,
		);
		// may be used in the future for handling rel=modulepreload, rel=icon, rel=manifest etc.
		const links = new Set<never>();
		const scripts = new Set<SSRElement>();
// ... (78 more lines)