244 lines
8.2 KiB
JavaScript
244 lines
8.2 KiB
JavaScript
"use strict";
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var __create = Object.create;
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var __defProp = Object.defineProperty;
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var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
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var __getOwnPropNames = Object.getOwnPropertyNames;
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var __getProtoOf = Object.getPrototypeOf;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __export = (target, all) => {
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for (var name2 in all)
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__defProp(target, name2, { get: all[name2], enumerable: true });
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};
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var __copyProps = (to, from, except, desc) => {
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if (from && typeof from === "object" || typeof from === "function") {
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for (let key of __getOwnPropNames(from))
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if (!__hasOwnProp.call(to, key) && key !== except)
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__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
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}
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return to;
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};
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var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
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// If the importer is in node compatibility mode or this is not an ESM
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// file that has been converted to a CommonJS file using a Babel-
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// compatible transform (i.e. "__esModule" has not been set), then set
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// "default" to the CommonJS "module.exports" for node compatibility.
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isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
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mod
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));
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var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
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// src/index.ts
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var src_exports = {};
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__export(src_exports, {
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build: () => build,
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entrypointCallback: () => entrypointCallback,
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findEntrypoint: () => findEntrypoint,
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name: () => name,
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prepareCache: () => prepareCache,
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require_: () => require_,
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shouldServe: () => shouldServe,
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startDevServer: () => startDevServer,
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version: () => version
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});
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module.exports = __toCommonJS(src_exports);
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// src/build.ts
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var import_build_utils = require("@vercel/build-utils");
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var import_node = require("@vercel/node");
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var import_module = require("module");
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var import_path = require("path");
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var import_fs = __toESM(require("fs"));
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var frameworkName = "express";
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var REGEX = /(?:from|require|import)\s*(?:\(\s*)?["']express["']\s*(?:\))?/g;
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var validFilenames = [
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"app",
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"index",
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"server",
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"src/app",
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"src/index",
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"src/server"
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];
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var require_ = (0, import_module.createRequire)(__filename);
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var validExtensions = ["js", "cjs", "mjs", "ts", "cts", "mts"];
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var entrypointsForMessage = validFilenames.map((filename) => `- ${filename}.{${validExtensions.join(",")}}`).join("\n");
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var build = async (args) => {
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process.env.EXPERIMENTAL_NODE_TYPESCRIPT_ERRORS = "1";
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const includeFiles = ["views/**/*"];
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const includeFilesFromConfig = args.config.includeFiles;
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if (includeFilesFromConfig) {
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includeFiles.push(...includeFilesFromConfig);
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}
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const res = await (0, import_node.build)({
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...args,
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config: {
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...args.config,
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includeFiles
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},
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// this is package.json, but we'll replace it with the return value of the entrypointCallback
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// after install and build scripts have had a chance to run
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entrypoint: "package.json",
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considerBuildCommand: true,
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entrypointCallback: async () => {
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return entrypointCallback(args);
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}
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});
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let version2 = void 0;
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try {
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const resolved = require_.resolve(`${frameworkName}/package.json`, {
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paths: [args.workPath]
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});
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const expressVersion = require_(resolved).version;
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if (expressVersion) {
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version2 = expressVersion;
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}
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} catch (e) {
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}
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res.output.framework = {
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slug: frameworkName,
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version: version2
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};
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return res;
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};
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var entrypointCallback = async (args) => {
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const mainPackageEntrypoint = findMainPackageEntrypoint(args.files);
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const entrypointGlob = `{${validFilenames.map((entrypoint) => `${entrypoint}`).join(",")}}.{${validExtensions.join(",")}}`;
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const dir = args.config.projectSettings?.outputDirectory?.replace(
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/^\/+|\/+$/g,
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""
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);
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if (dir) {
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const { entrypoint: entrypointFromOutputDir, entrypointsNotMatchingRegex: entrypointsNotMatchingRegex2 } = findEntrypoint(await (0, import_build_utils.glob)(entrypointGlob, (0, import_path.join)(args.workPath, dir)));
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if (entrypointFromOutputDir) {
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return (0, import_path.join)(dir, entrypointFromOutputDir);
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}
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if (entrypointsNotMatchingRegex2.length > 0) {
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throw new Error(
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`No entrypoint found which imports express. Found possible ${pluralize("entrypoint", entrypointsNotMatchingRegex2.length)}: ${entrypointsNotMatchingRegex2.join(", ")}`
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);
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}
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throw new Error(
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`No entrypoint found in output directory: "${dir}". Searched for:
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${entrypointsForMessage}`
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);
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}
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const files = await (0, import_build_utils.glob)(entrypointGlob, args.workPath);
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const { entrypoint: entrypointFromRoot, entrypointsNotMatchingRegex } = findEntrypoint(files);
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if (entrypointFromRoot) {
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return entrypointFromRoot;
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}
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if (mainPackageEntrypoint) {
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const entrypointFromPackageJson = await (0, import_build_utils.glob)(
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mainPackageEntrypoint,
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args.workPath
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);
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if (entrypointFromPackageJson[mainPackageEntrypoint]) {
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if (checkMatchesRegex(entrypointFromPackageJson[mainPackageEntrypoint])) {
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return mainPackageEntrypoint;
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}
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}
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}
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if (entrypointsNotMatchingRegex.length > 0) {
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throw new Error(
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`No entrypoint found which imports express. Found possible ${pluralize("entrypoint", entrypointsNotMatchingRegex.length)}: ${entrypointsNotMatchingRegex.join(", ")}`
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);
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}
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throw new Error(
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`No entrypoint found. Searched for:
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${entrypointsForMessage}`
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);
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};
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function pluralize(word, count) {
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return count === 1 ? word : `${word}s`;
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}
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var findEntrypoint = (files) => {
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const allEntrypoints = validFilenames.flatMap(
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(filename) => validExtensions.map((extension) => `${filename}.${extension}`)
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);
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const possibleEntrypointsInFiles = allEntrypoints.filter((entrypoint2) => {
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return files[entrypoint2] !== void 0;
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});
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const entrypointsMatchingRegex = possibleEntrypointsInFiles.filter(
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(entrypoint2) => {
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const file = files[entrypoint2];
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return checkMatchesRegex(file);
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}
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);
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const entrypointsNotMatchingRegex = possibleEntrypointsInFiles.filter(
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(entrypoint2) => {
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const file = files[entrypoint2];
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return !checkMatchesRegex(file);
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}
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);
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const entrypoint = entrypointsMatchingRegex[0];
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if (entrypointsMatchingRegex.length > 1) {
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console.warn(
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`Multiple entrypoints found: ${entrypointsMatchingRegex.join(", ")}. Using ${entrypoint}.`
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);
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}
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return {
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entrypoint,
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entrypointsNotMatchingRegex
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};
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};
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var checkMatchesRegex = (file) => {
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const content = import_fs.default.readFileSync(file.fsPath, "utf-8");
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const matchesContent = content.match(REGEX);
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return matchesContent !== null;
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};
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var findMainPackageEntrypoint = (files) => {
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const packageJson = files["package.json"];
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if (packageJson) {
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if (packageJson.type === "FileFsRef") {
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const packageJsonContent = import_fs.default.readFileSync(packageJson.fsPath, "utf-8");
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let packageJsonJson;
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try {
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packageJsonJson = JSON.parse(packageJsonContent);
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} catch (_e) {
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packageJsonJson = {};
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}
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if ("main" in packageJsonJson && typeof packageJsonJson.main === "string") {
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return packageJsonJson.main;
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}
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}
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}
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return null;
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};
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// src/prepare-cache.ts
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var import_build_utils2 = require("@vercel/build-utils");
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var prepareCache = ({ repoRootPath, workPath }) => {
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return (0, import_build_utils2.glob)(import_build_utils2.defaultCachePathGlob, repoRootPath || workPath);
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};
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// src/index.ts
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var import_node2 = require("@vercel/node");
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var version = 3;
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var name = "express";
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var shouldServe = async (opts) => {
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const requestPath = opts.requestPath.replace(/\/$/, "");
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if (requestPath.startsWith("api") && opts.hasMatched) {
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return false;
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}
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return true;
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};
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var startDevServer = async (opts) => {
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const entrypoint = await entrypointCallback(opts);
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process.env.EXPERIMENTAL_NODE_TYPESCRIPT_ERRORS = "1";
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return (0, import_node2.startDevServer)({
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...opts,
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entrypoint,
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publicDir: "public"
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});
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};
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// Annotate the CommonJS export names for ESM import in node:
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0 && (module.exports = {
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build,
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entrypointCallback,
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findEntrypoint,
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name,
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prepareCache,
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require_,
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shouldServe,
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startDevServer,
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version
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});
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