index.ts — astro Source File

Source Code

import { cpSync, existsSync, mkdirSync, readFileSync } from 'node:fs';
import { pathToFileURL } from 'node:url';
import { emptyDir, removeDir, writeJson } from '@astrojs/internal-helpers/fs';
import {
	getTransformedRoutes,
	normalizeRoutes,
	type Route,
	type RouteWithSrc,
} from '@vercel/routing-utils';
import type {
	AstroAdapter,
	AstroConfig,
	AstroIntegration,
	AstroIntegrationLogger,
	HookParameters,
	IntegrationResolvedRoute,
	RouteToHeaders,
} from 'astro';
import { AstroError } from 'astro/errors';
import { globSync } from 'tinyglobby';
import type { RemotePattern } from './image/shared.js';
import {
	type DevImageService,
	getAstroImageConfig,
	getDefaultImageConfig,
	type VercelImageConfig,
} from './image/shared.js';
import { copyDependenciesToFunction } from './lib/nft.js';
import { escapeRegex, getRedirects } from './lib/redirects.js';
import {
	getInjectableWebAnalyticsContent,
	type VercelWebAnalyticsConfig,
} from './lib/web-analytics.js';
import { generateEdgeMiddleware } from './serverless/middleware.js';
import { createConfigPlugin } from './vite-plugin-config.js';

const PACKAGE_NAME = '@astrojs/vercel';

/**
 * The edge function calls the node server at /_render,
 * with the original path as the value of this header.
 */
export const ASTRO_PATH_HEADER = 'x-astro-path';
export const ASTRO_PATH_PARAM = 'x_astro_path';

/**
 * The edge function calls the node server at /_render,
 * with the locals serialized into this header.
 */
export const ASTRO_LOCALS_HEADER = 'x-astro-locals';
export const ASTRO_MIDDLEWARE_SECRET_HEADER = 'x-astro-middleware-secret';
export const VERCEL_EDGE_MIDDLEWARE_FILE = 'vercel-edge-middleware';

// Vercel routes the folder names to a path on the deployed website.
// We attempt to avoid interfering by prefixing with an underscore.
export const NODE_PATH = '_render';
const MIDDLEWARE_PATH = '_middleware';

// This isn't documented by vercel anywhere, but unlike serverless
// and edge functions, isr functions are not passed the original path.
// ... (734 more lines)