mirror of
https://github.com/oven-sh/bun
synced 2026-02-02 15:08:46 +00:00
9411c62756
### What does this PR do? This branch: > Ran 1600 tests across 46 files. [63.24s] Main: > Ran 1600 tests across 46 files. [137.05s] This makes the bundler tests run about 60 seconds faster ### How did you verify your code works?
1865 lines
64 KiB
TypeScript
1865 lines
64 KiB
TypeScript
/**
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* See `./expectBundled.md` for how this works.
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*/
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import { BuildConfig, BuildOutput, BunPlugin, CompileBuildOptions, fileURLToPath, Loader, PluginBuilder } from "bun";
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import { callerSourceOrigin } from "bun:jsc";
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import type { Matchers } from "bun:test";
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import * as esbuild from "esbuild";
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import filenamify from "filenamify";
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import {
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existsSync,
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mkdirSync,
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mkdtempSync,
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readdirSync,
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readFileSync,
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realpathSync,
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rmdirSync,
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rmSync,
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writeFileSync,
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} from "fs";
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import { bunEnv, bunExe, isCI, isDebug } from "harness";
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import { tmpdir } from "os";
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import path from "path";
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import { SourceMapConsumer } from "source-map";
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/** Dedent module does a bit too much with their stuff. we will be much simpler */
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export function dedent(str: string | TemplateStringsArray, ...args: any[]) {
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// https://github.com/tc39/proposal-string-cooked#motivation
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let single_string = String.raw({ raw: str }, ...args);
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single_string = single_string.trim();
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let lines = single_string.split("\n");
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let first_line = lines[0];
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let smallest_indent = Infinity;
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for (let line of lines.slice(1)) {
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let match = line.match(/^\s+/);
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if (match) {
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smallest_indent = Math.min(smallest_indent, match[0].length);
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} else {
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return single_string;
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}
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}
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if (smallest_indent === Infinity) {
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return single_string;
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}
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return (
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first_line +
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"\n" +
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lines
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.slice(1)
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.map(x => x.slice(smallest_indent))
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.join("\n")
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);
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}
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let currentFile: string | undefined;
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function errorOrWarnParser(isError = true) {
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const prefix = isError ? "error: " : "warn: ";
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return function (text: string) {
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var i = 0;
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var list = [];
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while (i < text.length) {
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let errorLineI = text.indexOf(prefix, i);
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if (errorLineI === -1) {
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return list;
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}
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const message = text.slice(errorLineI + prefix.length, text.indexOf("\n", errorLineI + 1));
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i = errorLineI + 1;
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const fileLineI = text.indexOf(" at ", errorLineI + message.length);
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let fileLine = "";
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if (fileLineI !== -1) {
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const fileLineEnd = text.indexOf("\n", fileLineI + 1);
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fileLine = text.slice(fileLineI + "\n at ".length, fileLineEnd);
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i = fileLineEnd;
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}
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list.push([message, fileLine]);
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if (i === -1) {
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break;
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}
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}
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return list;
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};
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}
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const errorParser = errorOrWarnParser(true);
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const warnParser = errorOrWarnParser(false);
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type BunTestExports = typeof import("bun:test");
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export function testForFile(file: string): BunTestExports {
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if (file.startsWith("file://")) {
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file = fileURLToPath(new URL(file));
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}
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var testFile = testFiles.get(file);
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if (!testFile) {
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testFile = Bun.jest(file);
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testFiles.set(file, testFile);
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}
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return testFile;
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}
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/** Use `esbuild` instead of `bun build` */
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export const ESBUILD = process.env.BUN_BUNDLER_TEST_USE_ESBUILD;
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/** Write extra files to disk and log extra info. */
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const DEBUG = process.env.BUN_BUNDLER_TEST_DEBUG;
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/** Set this to the id of a bundle test to run just that test */
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const FILTER = process.env.BUN_BUNDLER_TEST_FILTER;
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/** Set this to hide skips */
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const HIDE_SKIP = process.env.BUN_BUNDLER_TEST_HIDE_SKIP;
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/** Path to the bun. */
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const BUN_EXE = (process.env.BUN_EXE && Bun.which(process.env.BUN_EXE)) ?? bunExe();
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export const RUN_UNCHECKED_TESTS = false;
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const tempDirectoryTemplate = path.join(realpathSync(tmpdir()), "bun-build-tests", `${ESBUILD ? "esbuild" : "bun"}-`);
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if (!existsSync(path.dirname(tempDirectoryTemplate)))
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mkdirSync(path.dirname(tempDirectoryTemplate), { recursive: true });
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const tempDirectory = mkdtempSync(tempDirectoryTemplate);
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const testsRan = new Set();
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if (ESBUILD) {
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console.warn("NOTE: using esbuild for bun build tests");
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}
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export const ESBUILD_PATH = import.meta.resolveSync("esbuild/bin/esbuild");
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export interface BundlerTestInput {
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/** Temporary flag to mark failing tests as skipped. */
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todo?: boolean;
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throw?: boolean;
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// file options
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files: Record<string, string | Buffer | Uint8ClampedArray | Blob>;
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/** Files to be written only after the bundle is done. */
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runtimeFiles?: Record<string, string | Buffer>;
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/** Defaults to the first item in `files` */
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entryPoints?: string[];
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/** ??? */
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entryPointsAdvanced?: Array<{ input: string; output?: string }>;
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/** These are not path resolved. Used for `default/RelativeEntryPointError` */
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entryPointsRaw?: string[];
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/** Defaults to true */
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bundling?: boolean;
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/** Used for `default/ErrorMessageCrashStdinESBuildIssue2913`. */
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stdin?: { contents: string; cwd: string };
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/** Use when doing something weird with entryPoints and you need to check other output paths. */
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outputPaths?: string[];
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/** Use --compile */
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compile?: boolean | string | CompileBuildOptions;
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/** force using cli or js api. defaults to api if possible, then cli otherwise */
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backend?: "cli" | "api";
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// bundler options
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alias?: Record<string, string>;
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assetNaming?: string;
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banner?: string;
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footer?: string;
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define?: Record<string, string | number>;
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drop?: string[];
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/** Use for resolve custom conditions */
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conditions?: string[];
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/** Default is "[name].[ext]" */
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entryNaming?: string;
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/** Default is "[name]-[hash].[ext]" */
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chunkNaming?: string;
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extensionOrder?: string[];
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/** Replaces "{{root}}" with the file root */
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external?: string[];
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/** Defaults to "bundle" */
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packages?: "bundle" | "external";
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/** Defaults to "esm" */
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format?: "esm" | "cjs" | "iife" | "internal_bake_dev";
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globalName?: string;
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ignoreDCEAnnotations?: boolean;
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bytecode?: boolean;
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emitDCEAnnotations?: boolean;
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inject?: string[];
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jsx?: {
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runtime?: "automatic" | "classic";
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importSource?: string; // for automatic
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factory?: string; // for classic
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fragment?: string; // for classic
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};
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root?: string;
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/** Defaults to `/out.js` */
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outfile?: string;
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/** Defaults to `/out` */
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outdir?: string;
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/** Defaults to "browser". "bun" is set to "node" when using esbuild. */
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target?: "bun" | "node" | "browser";
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publicPath?: string;
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keepNames?: boolean;
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legalComments?: "none" | "inline" | "eof" | "linked" | "external";
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loader?: Record<`.${string}`, Loader>;
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mangleProps?: RegExp;
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mangleQuoted?: boolean;
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mainFields?: string[];
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metafile?: boolean | string;
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minifyIdentifiers?: boolean;
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minifySyntax?: boolean;
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targetFromAPI?: "TargetWasConfigured";
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minifyWhitespace?: boolean;
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splitting?: boolean;
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serverComponents?: boolean;
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treeShaking?: boolean;
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unsupportedCSSFeatures?: string[];
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unsupportedJSFeatures?: string[];
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/** if set to true or false, create or edit tsconfig.json to set compilerOptions.useDefineForClassFields */
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useDefineForClassFields?: boolean;
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sourceMap?: "inline" | "external" | "linked" | "none" | "linked";
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plugins?: BunPlugin[] | ((builder: PluginBuilder) => void | Promise<void>);
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install?: string[];
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production?: boolean;
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// pass subprocess.env
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env?: Record<string, any>;
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nodePaths?: string[];
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dotenv?: "inline" | "disable" | string;
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// assertion options
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/**
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* If passed, the bundle should fail with given error messages.
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*
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* Pass an object mapping filenames to an array of error strings that file should contain.
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*/
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bundleErrors?: true | Record<string, string[]>;
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/**
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* Same as bundleErrors except for warnings. Bundle should still succeed.
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*/
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bundleWarnings?: true | Record<string, string[]>;
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/**
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* Setting to true or an object will cause the file to be run with bun.
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* Pass an array to run multiple times with different options.
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*/
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run?: boolean | BundlerTestRunOptions | BundlerTestRunOptions[];
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/**
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* Shorthand for testing dead code elimination cases.
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* Checks source code for REMOVE, FAIL, DROP, which will fail the test.
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*/
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dce?: boolean;
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/**
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* Shorthand for testing CJS->ESM cases.
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* Checks source code for the commonjs helper.
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*
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* Set to true means all cjs files should be converted. You can pass `unhandled` to expect them
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* to stay commonjs (will throw if esm)
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*/
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cjs2esm?: boolean | { unhandled: string[] };
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/**
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* Override the number of keep markers, which is auto detected by default.
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* Does nothing if dce is false.
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*/
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dceKeepMarkerCount?: number | Record<string, number> | false;
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/**
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* Shorthand for testing splitting cases. Given a list of files, checks that each file doesn't
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* contain the specified strings. This lets us test that certain values are not bundled.
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*/
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assertNotPresent?: Record<string, string | string[]>;
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/** Used on tests in the esbuild suite that fail and skip. */
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skipOnEsbuild?: boolean;
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/** Compares output files from another test. Used for example in `ts/TSMinifyNestedEnumNoLogicalAssignment` because the output is exactly the same. */
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matchesReference?: {
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ref: BundlerTestRef;
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files: string[];
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};
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/** Captures `capture()` function calls in the output. */
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capture?: string[];
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/** Run after bundle happens but before runtime. */
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onAfterBundle?(api: BundlerTestBundleAPI): void;
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/* TODO: remove this from the tests after this is implemented */
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skipIfWeDidNotImplementWildcardSideEffects?: boolean;
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snapshotSourceMap?: Record<string, SourceMapTests>;
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expectExactFilesize?: Record<string, number>;
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/** Multiplier for test timeout */
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timeoutScale?: number;
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/* determines whether or not anything should be passed to outfile, outdir, etc. */
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generateOutput?: boolean;
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/** Run after the bun.build function is called with its output */
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onAfterApiBundle?(build: BuildOutput): Promise<void> | void;
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}
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export interface SourceMapTests {
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/** Should be verbaitim equal to the input */
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files: string[];
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/**
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* some tests do not use bun snapshots because they are huge, and doing byte
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* for byte snapshots will not be sustainable. Instead, we will sample a few mappings to make sure
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* the map is correct. This can be used to test for a single mapping.
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*/
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mappings?: MappingSnapshot[];
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/** For small files it is acceptable to inline all of the mappings. */
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mappingsExactMatch?: string;
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}
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/** Keep in mind this is an array/tuple, NOT AN OBJECT. This keeps things more concise */
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export type MappingSnapshot = [
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// format a string like "file:line:col", for example
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// "index.ts:5:2"
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// If column is left out, it is the first non-whitespace character
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// "index.ts:5"
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// If column is quoted text, find the token and use the column of it
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// "index.ts:5:'abc'"
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source_code: string,
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generated_mapping: string,
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];
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export interface BundlerTestBundleAPI {
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root: string;
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outfile: string;
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outdir: string;
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join(subPath: string): string;
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readFile(file: string): string;
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writeFile(file: string, contents: string): void;
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prependFile(file: string, contents: string): void;
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appendFile(file: string, contents: string): void;
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expectFile(file: string): Matchers<string>;
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assertFileExists(file: string): void;
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/**
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* Finds all `capture(...)` calls and returns the strings within each function call.
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*/
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captureFile(file: string, fnName?: string): string[];
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warnings: Record<string, ErrorMeta[]>;
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options: BundlerTestInput;
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}
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export interface BundlerTestRunOptions {
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/** Override file to run, instead of `options.absOutputFile` */
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file?: string;
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/** Pass args to the program */
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args?: string[];
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/** Pass args to bun itself (before the filename) */
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bunArgs?: string[];
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/** match exact stdout */
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stdout?: string | RegExp;
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stderr?: string;
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/** partial match stdout (toContain()) */
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partialStdout?: string;
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/** match exact error message, example "ReferenceError: bar is not defined" */
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error?: string;
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/**
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* for extra confidence the error is correctly tested for, a regex for the line it was
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* thrown on can be passed. this should be replaced with a source map lookup when that's
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* available to us.
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*/
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errorLineMatch?: RegExp;
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env?: Record<string, string>;
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runtime?: "bun" | "node";
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setCwd?: boolean;
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/** Expect a certain non-zero exit code */
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exitCode?: number;
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/** Run a function with stdout and stderr. Use expect to assert exact outputs */
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validate?: (ctx: { stdout: string; stderr: string }) => void;
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}
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/** given when you do itBundled('id', (this object) => BundlerTestInput) */
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export interface BundlerTestWrappedAPI {
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root: string;
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getConfigRef: () => BuildConfig;
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}
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let configRef: BuildConfig;
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function getConfigRef() {
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return configRef;
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}
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export interface BundlerTestRef {
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id: string;
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options: BundlerTestInput;
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}
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export interface ErrorMeta {
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file: string;
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error: string;
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line?: string;
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col?: string;
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}
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var testFiles = new Map();
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function testRef(id: string, options: BundlerTestInput): BundlerTestRef {
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return { id, options };
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}
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function expectBundled(
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id: string,
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opts: BundlerTestInput,
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dryRun = false,
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ignoreFilter = false,
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): Promise<BundlerTestRef> | BundlerTestRef {
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if (!new Error().stack!.includes("test/bundler/")) {
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throw new Error(
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`All bundler tests must be placed in ./test/bundler/ so that regressions can be quickly detected locally via the 'bun test bundler' command`,
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);
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}
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var { expect, it, test } = testForFile(currentFile ?? callerSourceOrigin());
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if (!ignoreFilter && FILTER && !filterMatches(id)) return testRef(id, opts);
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let {
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assertNotPresent,
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assetNaming,
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backend,
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banner,
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bundleErrors,
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bundleWarnings,
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bundling,
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capture,
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chunkNaming,
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cjs2esm,
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compile,
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conditions,
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dce,
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dceKeepMarkerCount,
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define,
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entryNaming,
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entryPoints,
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entryPointsRaw,
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env,
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external,
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packages,
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drop = [],
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files,
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footer,
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format,
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globalName,
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inject,
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|
install,
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|
jsx = {},
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keepNames,
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|
legalComments,
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|
loader,
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mainFields,
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matchesReference,
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metafile,
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|
minifyIdentifiers,
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|
minifySyntax,
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|
minifyWhitespace,
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|
onAfterBundle,
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|
outdir,
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dotenv,
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outfile,
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|
outputPaths,
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|
plugins,
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publicPath,
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root: outbase,
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|
run,
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|
runtimeFiles,
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|
serverComponents = false,
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|
skipOnEsbuild,
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|
snapshotSourceMap,
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|
sourceMap,
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|
splitting,
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target,
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|
todo: notImplemented,
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treeShaking,
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|
unsupportedCSSFeatures,
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|
unsupportedJSFeatures,
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|
useDefineForClassFields,
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|
ignoreDCEAnnotations,
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|
bytecode = false,
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|
emitDCEAnnotations,
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|
production,
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|
// @ts-expect-error
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_referenceFn,
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expectExactFilesize,
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generateOutput = true,
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onAfterApiBundle,
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throw: _throw = false,
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|
...unknownProps
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} = opts;
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if (serverComponents) {
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splitting = true;
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}
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// TODO: Remove this check once all options have been implemented
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|
if (Object.keys(unknownProps).length > 0) {
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throw new Error("expectBundled received unexpected options: " + Object.keys(unknownProps).join(", "));
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}
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// This is a sanity check that protects against bad copy pasting.
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if (testsRan.has(id)) {
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throw new Error(`expectBundled("${id}", ...) was called twice. Check your tests for bad copy+pasting.`);
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}
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|
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// Resolve defaults for options and some related things
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bundling ??= true;
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if (bytecode) {
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format ??= "cjs";
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target ??= "bun";
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}
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format ??= "esm";
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target ??= "browser";
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entryPoints ??= entryPointsRaw ? [] : [Object.keys(files)[0]];
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if (run === true) run = {};
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if (metafile === true) metafile = "/metafile.json";
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if (bundleErrors === true) bundleErrors = {};
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if (bundleWarnings === true) bundleWarnings = {};
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const useOutFile = generateOutput == false ? false : outfile ? true : outdir ? false : entryPoints.length === 1;
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|
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if (bundling === false && entryPoints.length > 1) {
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throw new Error("bundling:false only supports a single entry point");
|
|
}
|
|
|
|
if (!ESBUILD && metafile) {
|
|
throw new Error("metafile not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && legalComments) {
|
|
throw new Error("legalComments not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && unsupportedJSFeatures && unsupportedJSFeatures.length) {
|
|
throw new Error("unsupportedJSFeatures not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && unsupportedCSSFeatures && unsupportedCSSFeatures.length) {
|
|
throw new Error("unsupportedCSSFeatures not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && mainFields) {
|
|
throw new Error("mainFields not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && inject) {
|
|
throw new Error("inject not implemented in bun build");
|
|
}
|
|
if (!ESBUILD && loader) {
|
|
const loaderValues = [...new Set(Object.values(loader))];
|
|
const supportedLoaderTypes = ["js", "jsx", "ts", "tsx", "css", "json", "text", "file", "wtf", "toml"];
|
|
const unsupportedLoaderTypes = loaderValues.filter(x => !supportedLoaderTypes.includes(x));
|
|
if (unsupportedLoaderTypes.length > 0) {
|
|
throw new Error(`loader '${unsupportedLoaderTypes.join("', '")}' not implemented in bun build`);
|
|
}
|
|
}
|
|
if (ESBUILD && bytecode) {
|
|
throw new Error("bytecode not implemented in esbuild");
|
|
}
|
|
if (ESBUILD && skipOnEsbuild) {
|
|
return testRef(id, opts);
|
|
}
|
|
if (ESBUILD && dotenv) {
|
|
throw new Error("dotenv not implemented in esbuild");
|
|
}
|
|
if (ESBUILD && _throw) {
|
|
throw new Error("throw not implemented in esbuild");
|
|
}
|
|
if (dryRun) {
|
|
return testRef(id, opts);
|
|
}
|
|
|
|
return (async () => {
|
|
if (!backend) {
|
|
backend =
|
|
dotenv ||
|
|
jsx.factory ||
|
|
jsx.fragment ||
|
|
jsx.runtime ||
|
|
jsx.importSource ||
|
|
typeof production !== "undefined" ||
|
|
bundling === false ||
|
|
(run && target === "node") ||
|
|
emitDCEAnnotations ||
|
|
bundleWarnings ||
|
|
env ||
|
|
run?.validate ||
|
|
define
|
|
? "cli"
|
|
: "api";
|
|
}
|
|
|
|
let root = path.join(
|
|
tempDirectory,
|
|
id
|
|
.replaceAll("\\", "/")
|
|
.replaceAll(":", "-")
|
|
.replaceAll(" ", "-")
|
|
.replaceAll("\r\n", "-")
|
|
.replaceAll("\n", "-")
|
|
.replaceAll(".", "-")
|
|
.split("/")
|
|
.map(a => filenamify(a))
|
|
.join("/"),
|
|
);
|
|
|
|
mkdirSync(root, { recursive: true });
|
|
root = realpathSync(root);
|
|
if (DEBUG) console.log("root:", root);
|
|
|
|
const entryPaths = entryPoints.map(file => path.join(root, file));
|
|
|
|
if (external) {
|
|
external = external.map(x =>
|
|
typeof x !== "string" ? x : x.replaceAll("{{root}}", root.replaceAll("\\", "\\\\")),
|
|
);
|
|
}
|
|
|
|
if (generateOutput === false) outputPaths = [];
|
|
|
|
outfile = useOutFile ? path.join(root, outfile ?? (compile ? "/out" : "/out.js")) : undefined;
|
|
outdir = !useOutFile && generateOutput ? path.join(root, outdir ?? "/out") : undefined;
|
|
metafile = metafile ? path.join(root, metafile) : undefined;
|
|
outputPaths = (
|
|
outputPaths
|
|
? outputPaths.map(file => path.join(root, file))
|
|
: entryPaths.map(file => path.join(outdir || "", path.basename(file).replace(/\.[jt]sx?$/, ".js")))
|
|
).map(x => x.replace(/\.ts$/, ".js"));
|
|
|
|
if (cjs2esm && !outfile && !minifySyntax && !minifyWhitespace) {
|
|
throw new Error("cjs2esm=true requires one output file, minifyWhitespace=false, and minifySyntax=false");
|
|
}
|
|
|
|
if (outdir) {
|
|
entryNaming ??= "[dir]/[name].[ext]";
|
|
chunkNaming ??= "[name]-[hash].[ext]";
|
|
}
|
|
|
|
if (outbase) {
|
|
outbase = path.join(root, outbase);
|
|
}
|
|
|
|
// Option validation
|
|
if (entryPaths.length !== 1 && outfile && !entryPointsRaw) {
|
|
throw new Error("Test cannot specify `outfile` when more than one entry path.");
|
|
}
|
|
|
|
// Prepare source folder
|
|
if (existsSync(root)) {
|
|
rmSync(root, { recursive: true });
|
|
}
|
|
mkdirSync(root, { recursive: true });
|
|
if (install) {
|
|
const installProcess = Bun.spawnSync({
|
|
cmd: [bunExe(), "install", ...install],
|
|
cwd: root,
|
|
});
|
|
if (!installProcess.success) {
|
|
const reason = installProcess.signalCode || `code ${installProcess.exitCode}`;
|
|
throw new Error(`Failed to install dependencies: ${reason}`);
|
|
}
|
|
}
|
|
for (const [file, contents] of Object.entries(files)) {
|
|
const filename = path.join(root, file);
|
|
mkdirSync(path.dirname(filename), { recursive: true });
|
|
const formattedContents =
|
|
typeof contents === "string"
|
|
? dedent(contents).replaceAll("{{root}}", root.replaceAll("\\", "\\\\"))
|
|
: contents;
|
|
writeFileSync(filename, formattedContents as any);
|
|
}
|
|
|
|
if (useDefineForClassFields !== undefined) {
|
|
if (existsSync(path.join(root, "tsconfig.json"))) {
|
|
try {
|
|
const tsconfig = JSON.parse(readFileSync(path.join(root, "tsconfig.json"), "utf8"));
|
|
tsconfig.compilerOptions = tsconfig.compilerOptions ?? {};
|
|
tsconfig.compilerOptions.useDefineForClassFields = useDefineForClassFields;
|
|
writeFileSync(path.join(root, "tsconfig.json"), JSON.stringify(tsconfig, null, 2));
|
|
} catch (error) {
|
|
console.log(
|
|
"DEBUG NOTE: specifying useDefineForClassFields causes tsconfig.json to be parsed as JSON and not JSONC.",
|
|
);
|
|
}
|
|
} else {
|
|
writeFileSync(
|
|
path.join(root, "tsconfig.json"),
|
|
JSON.stringify({ compilerOptions: { useDefineForClassFields } }, null, 2),
|
|
);
|
|
}
|
|
}
|
|
|
|
// Run bun build cli. In the future we can move to using `Bun.Transpiler.`
|
|
let warningReference: Record<string, ErrorMeta[]> = {};
|
|
const expectedErrors = bundleErrors
|
|
? Object.entries(bundleErrors).flatMap(([file, v]) => v.map(error => ({ file, error })))
|
|
: null;
|
|
|
|
if (backend === "cli") {
|
|
if (plugins) {
|
|
throw new Error("plugins not possible in backend=CLI");
|
|
}
|
|
const cmd = (
|
|
!ESBUILD
|
|
? [
|
|
...(process.env.BUN_DEBUGGER ? ["lldb-server", "g:1234", "--"] : []),
|
|
BUN_EXE,
|
|
"build",
|
|
...entryPaths,
|
|
...(entryPointsRaw ?? []),
|
|
bundling === false ? "--no-bundle" : [],
|
|
compile ? "--compile" : [],
|
|
compile && typeof compile === "object" && "execArgv" in compile
|
|
? `--compile-exec-argv=${Array.isArray(compile.execArgv) ? compile.execArgv.join(" ") : compile.execArgv}`
|
|
: [],
|
|
outfile ? `--outfile=${outfile}` : `--outdir=${outdir}`,
|
|
define && Object.entries(define).map(([k, v]) => ["--define", `${k}=${v}`]),
|
|
`--target=${target}`,
|
|
`--format=${format}`,
|
|
external && external.map(x => ["--external", x]),
|
|
packages && ["--packages", packages],
|
|
conditions && conditions.map(x => ["--conditions", x]),
|
|
minifyIdentifiers && `--minify-identifiers`,
|
|
minifySyntax && `--minify-syntax`,
|
|
minifyWhitespace && `--minify-whitespace`,
|
|
drop?.length && drop.map(x => ["--drop=" + x]),
|
|
globalName && `--global-name=${globalName}`,
|
|
jsx.runtime && ["--jsx-runtime", jsx.runtime],
|
|
jsx.factory && ["--jsx-factory", jsx.factory],
|
|
jsx.fragment && ["--jsx-fragment", jsx.fragment],
|
|
jsx.importSource && ["--jsx-import-source", jsx.importSource],
|
|
jsx.side_effects && ["--jsx-side-effects"],
|
|
dotenv && ["--env", dotenv],
|
|
// metafile && `--manifest=${metafile}`,
|
|
sourceMap && `--sourcemap=${sourceMap}`,
|
|
entryNaming && entryNaming !== "[dir]/[name].[ext]" && [`--entry-naming`, entryNaming],
|
|
chunkNaming && chunkNaming !== "[name]-[hash].[ext]" && [`--chunk-naming`, chunkNaming],
|
|
assetNaming && assetNaming !== "[name]-[hash].[ext]" && [`--asset-naming`, assetNaming],
|
|
splitting && `--splitting`,
|
|
serverComponents && "--server-components",
|
|
outbase && `--root=${outbase}`,
|
|
banner && `--banner="${banner}"`, // TODO: --banner-css=*
|
|
footer && `--footer="${footer}"`,
|
|
ignoreDCEAnnotations && `--ignore-dce-annotations`,
|
|
emitDCEAnnotations && `--emit-dce-annotations`,
|
|
// inject && inject.map(x => ["--inject", path.join(root, x)]),
|
|
// jsx.preserve && "--jsx=preserve",
|
|
// legalComments && `--legal-comments=${legalComments}`,
|
|
// treeShaking === false && `--no-tree-shaking`, // ??
|
|
keepNames && `--keep-names`,
|
|
// mainFields && `--main-fields=${mainFields}`,
|
|
loader && Object.entries(loader).map(([k, v]) => ["--loader", `${k}:${v}`]),
|
|
publicPath && `--public-path=${publicPath}`,
|
|
bytecode && "--bytecode",
|
|
production && "--production",
|
|
]
|
|
: [
|
|
ESBUILD_PATH,
|
|
bundling && "--bundle",
|
|
outfile ? `--outfile=${outfile}` : `--outdir=${outdir}`,
|
|
`--format=${format}`,
|
|
`--platform=${target === "bun" ? "node" : target}`,
|
|
minifyIdentifiers && `--minify-identifiers`,
|
|
minifySyntax && `--minify-syntax`,
|
|
minifyWhitespace && `--minify-whitespace`,
|
|
globalName && `--global-name=${globalName}`,
|
|
external && external.map(x => `--external:${x}`),
|
|
packages && ["--packages", packages],
|
|
conditions && `--conditions=${conditions.join(",")}`,
|
|
inject && inject.map(x => `--inject:${path.join(root, x)}`),
|
|
define && Object.entries(define).map(([k, v]) => `--define:${k}=${v}`),
|
|
`--jsx=${jsx.runtime === "classic" ? "transform" : "automatic"}`,
|
|
// jsx.preserve && "--jsx=preserve",
|
|
jsx.factory && `--jsx-factory=${jsx.factory}`,
|
|
jsx.fragment && `--jsx-fragment=${jsx.fragment}`,
|
|
jsx.side_effects && `--jsx-side-effects`,
|
|
env?.NODE_ENV !== "production" && `--jsx-dev`,
|
|
entryNaming &&
|
|
entryNaming !== "[dir]/[name].[ext]" &&
|
|
`--entry-names=${entryNaming.replace(/\.\[ext]$/, "")}`,
|
|
chunkNaming &&
|
|
chunkNaming !== "[name]-[hash].[ext]" &&
|
|
`--chunk-names=${chunkNaming.replace(/\.\[ext]$/, "")}`,
|
|
assetNaming &&
|
|
assetNaming !== "[name]-[hash].[ext]" &&
|
|
`--asset-names=${assetNaming.replace(/\.\[ext]$/, "")}`,
|
|
metafile && `--metafile=${metafile}`,
|
|
sourceMap && `--sourcemap=${sourceMap}`,
|
|
banner && `--banner:js=${banner}`,
|
|
footer && `--footer:js=${footer}`,
|
|
legalComments && `--legal-comments=${legalComments}`,
|
|
ignoreDCEAnnotations && `--ignore-annotations`,
|
|
splitting && `--splitting`,
|
|
treeShaking && `--tree-shaking`,
|
|
outbase && `--outbase=${outbase}`,
|
|
keepNames && `--keep-names`,
|
|
mainFields && `--main-fields=${mainFields.join(",")}`,
|
|
loader && Object.entries(loader).map(([k, v]) => `--loader:${k}=${v}`),
|
|
publicPath && `--public-path=${publicPath}`,
|
|
[...(unsupportedJSFeatures ?? []), ...(unsupportedCSSFeatures ?? [])].map(x => `--supported:${x}=false`),
|
|
...entryPaths,
|
|
...(entryPointsRaw ?? []),
|
|
]
|
|
)
|
|
.flat(Infinity)
|
|
.filter(Boolean)
|
|
.map(x => String(x)) as [string, ...string[]];
|
|
|
|
if (DEBUG) {
|
|
if (process.platform !== "win32") {
|
|
writeFileSync(
|
|
path.join(root, "run.sh"),
|
|
"#!/bin/sh\n" +
|
|
cmd.map(x => (x.match(/^[a-z0-9_:=\./\\-]+$/i) ? x : `"${x.replace(/"/g, '\\"')}"`)).join(" "),
|
|
);
|
|
} else {
|
|
writeFileSync(
|
|
path.join(root, "run.ps1"),
|
|
cmd.map(x => (x.match(/^[a-z0-9_:=\./\\-]+$/i) ? x : `"${x.replace(/"/g, '\\"')}"`)).join(" "),
|
|
);
|
|
}
|
|
try {
|
|
mkdirSync(path.join(root, ".vscode"), { recursive: true });
|
|
} catch (e) {}
|
|
|
|
writeFileSync(
|
|
path.join(root, ".vscode", "launch.json"),
|
|
JSON.stringify(
|
|
{
|
|
"version": "0.2.0",
|
|
"configurations": [
|
|
...(compile
|
|
? [
|
|
{
|
|
"type": process.platform !== "win32" ? "lldb" : "cppvsdbg",
|
|
"request": "launch",
|
|
"name": "run compiled exe",
|
|
"program": outfile,
|
|
"args": [],
|
|
"cwd": root,
|
|
},
|
|
]
|
|
: []),
|
|
{
|
|
"type": process.platform !== "win32" ? "lldb" : "cppvsdbg",
|
|
"request": "launch",
|
|
"name": "bun test",
|
|
"program": cmd[0],
|
|
"args": cmd.slice(1),
|
|
"cwd": root,
|
|
},
|
|
],
|
|
},
|
|
null,
|
|
2,
|
|
),
|
|
);
|
|
}
|
|
|
|
const bundlerEnv = { ...bunEnv, ...env };
|
|
// remove undefined keys instead of passing "undefined" and resolve {{root}}
|
|
for (const key in bundlerEnv) {
|
|
const value = bundlerEnv[key];
|
|
if (value === undefined) {
|
|
delete bundlerEnv[key];
|
|
} else if (typeof value === "string") {
|
|
bundlerEnv[key] = value.replaceAll("{{root}}", root);
|
|
}
|
|
}
|
|
|
|
const { stdout, stderr, success, exitCode } = Bun.spawnSync({
|
|
cmd,
|
|
cwd: root,
|
|
stdio: ["ignore", "pipe", "pipe"],
|
|
env: bundlerEnv,
|
|
});
|
|
|
|
// Check for errors
|
|
if (!success) {
|
|
if (!ESBUILD) {
|
|
const errorText = stderr.toUnixString();
|
|
|
|
var skip = false;
|
|
if (errorText.includes("----- bun meta -----")) {
|
|
skip = true;
|
|
}
|
|
|
|
const allErrors = skip
|
|
? []
|
|
: (errorParser(errorText)
|
|
.map(([error, source]) => {
|
|
if (!source) {
|
|
if (error === "FileNotFound") {
|
|
return null;
|
|
}
|
|
return { error, file: "<bun>" };
|
|
}
|
|
const [_str2, fullFilename, line, col] =
|
|
source?.match?.(/bun-build-tests[\/\\](.*):(\d+):(\d+)/) ?? [];
|
|
const file = fullFilename
|
|
?.slice?.(id.length + path.basename(tempDirectory).length + 1)
|
|
.replaceAll("\\", "/");
|
|
|
|
return { error, file, line, col };
|
|
})
|
|
.filter(Boolean) as any[]);
|
|
if (allErrors.length === 0) {
|
|
console.log(errorText);
|
|
}
|
|
|
|
if (
|
|
errorText.includes("Crash report saved to:") ||
|
|
errorText.includes("panic: reached unreachable code") ||
|
|
errorText.includes("Panic: reached unreachable code") ||
|
|
errorText.includes("Segmentation fault") ||
|
|
errorText.includes("bun has crashed")
|
|
) {
|
|
throw new Error("Bun crashed during build");
|
|
}
|
|
|
|
if (DEBUG && allErrors.length) {
|
|
console.log("REFERENCE ERRORS OBJECT");
|
|
console.log("bundleErrors: {");
|
|
const files: any = {};
|
|
for (const err of allErrors) {
|
|
files[err.file] ??= [];
|
|
files[err.file].push(err);
|
|
}
|
|
for (const [file, errs] of Object.entries(files)) {
|
|
console.log(' "' + file + '": [');
|
|
for (const err of errs as any) {
|
|
console.log(" `" + err.error + "`,");
|
|
}
|
|
console.log(" ],");
|
|
}
|
|
console.log("},");
|
|
}
|
|
|
|
if (expectedErrors) {
|
|
const errorsLeft = [...expectedErrors];
|
|
let unexpectedErrors = [];
|
|
|
|
for (const error of allErrors) {
|
|
const i = errorsLeft.findIndex(item => error.file === item.file && error.error.includes(item.error));
|
|
if (i === -1) {
|
|
unexpectedErrors.push(error);
|
|
} else {
|
|
errorsLeft.splice(i, 1);
|
|
}
|
|
}
|
|
|
|
if (unexpectedErrors.length) {
|
|
throw new Error(
|
|
"Unexpected errors reported while bundling:\n" +
|
|
[...unexpectedErrors].map(formatError).join("\n") +
|
|
"\n\nExpected errors:\n" +
|
|
expectedErrors.map(formatError).join("\n"),
|
|
);
|
|
}
|
|
|
|
if (errorsLeft.length) {
|
|
throw new Error("Errors were expected while bundling:\n" + errorsLeft.map(formatError).join("\n"));
|
|
}
|
|
|
|
return testRef(id, opts);
|
|
}
|
|
if (allErrors.length === 0) {
|
|
throw new Error("Bundle Failed\ncode: " + exitCode + "\nstdout: " + stdout + "\nstderr: " + stderr);
|
|
}
|
|
throw new Error("Bundle Failed\n" + [...allErrors].map(formatError).join("\n"));
|
|
} else if (!expectedErrors) {
|
|
throw new Error("Bundle Failed\n" + stderr?.toUnixString());
|
|
}
|
|
return testRef(id, opts);
|
|
} else if (expectedErrors) {
|
|
throw new Error("Errors were expected while bundling:\n" + expectedErrors.map(formatError).join("\n"));
|
|
}
|
|
|
|
// Check for warnings
|
|
if (!ESBUILD) {
|
|
const warningText = stderr!.toUnixString();
|
|
const allWarnings = warnParser(warningText)
|
|
.map(([error, source]) => {
|
|
if (!source) return;
|
|
const [_str2, fullFilename, line, col] = source.match(/bun-build-tests[\/\\](.*):(\d+):(\d+)/)!;
|
|
const file = fullFilename.slice(id.length + path.basename(tempDirectory).length + 1).replaceAll("\\", "/");
|
|
return { error, file, line, col };
|
|
})
|
|
.filter(Boolean);
|
|
const expectedWarnings = bundleWarnings
|
|
? Object.entries(bundleWarnings).flatMap(([file, v]) => v.map(error => ({ file, error })))
|
|
: null;
|
|
|
|
for (const err of allWarnings) {
|
|
warningReference[err.file] ??= [];
|
|
warningReference[err.file].push(err);
|
|
}
|
|
if (DEBUG && allWarnings.length) {
|
|
console.log("REFERENCE WARNINGS OBJECT");
|
|
console.log("bundleWarnings: {");
|
|
for (const [file, errs] of Object.entries(warningReference)) {
|
|
console.log(' "' + file + '": [');
|
|
for (const err of errs as any) {
|
|
console.log(" `" + err.error + "`,");
|
|
}
|
|
console.log(" ],");
|
|
}
|
|
console.log("},");
|
|
}
|
|
|
|
if (allWarnings.length > 0 && !expectedWarnings) {
|
|
throw new Error("Warnings were thrown while bundling:\n" + allWarnings.map(formatError).join("\n"));
|
|
} else if (expectedWarnings) {
|
|
const warningsLeft = [...expectedWarnings];
|
|
let unexpectedWarnings = [];
|
|
|
|
for (const error of allWarnings) {
|
|
const i = warningsLeft.findIndex(item => error.file === item.file && error.error.includes(item.error));
|
|
if (i === -1) {
|
|
unexpectedWarnings.push(error);
|
|
} else {
|
|
warningsLeft.splice(i, 1);
|
|
}
|
|
}
|
|
|
|
if (unexpectedWarnings.length) {
|
|
throw new Error(
|
|
"Unexpected warnings reported while bundling:\n" +
|
|
[...unexpectedWarnings].map(formatError).join("\n") +
|
|
"\n\nExpected warnings:\n" +
|
|
expectedWarnings.map(formatError).join("\n"),
|
|
);
|
|
}
|
|
|
|
if (warningsLeft.length) {
|
|
throw new Error("Warnings were expected while bundling:\n" + warningsLeft.map(formatError).join("\n"));
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
const pluginArray = typeof plugins === "function" ? [{ name: "plugin", setup: plugins }] : plugins;
|
|
if (!ESBUILD) {
|
|
const buildOutDir = useOutFile ? path.dirname(outfile!) : outdir!;
|
|
|
|
if (outfile && compile) {
|
|
if (typeof compile === "boolean" && compile) {
|
|
compile = {
|
|
outfile: outfile,
|
|
};
|
|
} else if (typeof compile === "string") {
|
|
compile = {
|
|
target: compile,
|
|
outfile: outfile,
|
|
};
|
|
}
|
|
}
|
|
|
|
const buildConfig: BuildConfig = {
|
|
entrypoints: [...entryPaths, ...(entryPointsRaw ?? [])],
|
|
external,
|
|
banner,
|
|
format,
|
|
footer,
|
|
root: outbase,
|
|
packages,
|
|
loader,
|
|
minify: {
|
|
whitespace: minifyWhitespace,
|
|
identifiers: minifyIdentifiers,
|
|
syntax: minifySyntax,
|
|
keepNames: keepNames,
|
|
},
|
|
naming: {
|
|
entry: useOutFile ? path.basename(outfile!) : entryNaming,
|
|
chunk: chunkNaming,
|
|
asset: assetNaming,
|
|
},
|
|
plugins: pluginArray,
|
|
treeShaking,
|
|
outdir: generateOutput ? buildOutDir : undefined,
|
|
sourcemap: sourceMap,
|
|
splitting,
|
|
target,
|
|
bytecode,
|
|
publicPath,
|
|
emitDCEAnnotations,
|
|
ignoreDCEAnnotations,
|
|
drop,
|
|
define: define ?? {},
|
|
throw: _throw ?? false,
|
|
compile,
|
|
} as BuildConfig;
|
|
|
|
if (dotenv) {
|
|
buildConfig.env = dotenv as any;
|
|
}
|
|
|
|
if (conditions?.length) {
|
|
buildConfig.conditions = conditions;
|
|
}
|
|
|
|
if (DEBUG) {
|
|
if (_referenceFn) {
|
|
const x = _referenceFn.toString().replace(/^\s*expect\(.*$/gm, "// $&");
|
|
const debugFile = `import path from 'path';
|
|
import assert from 'assert';
|
|
const {plugins} = (${x})({ root: ${JSON.stringify(root)} });
|
|
const options = ${JSON.stringify({ ...buildConfig, plugins: undefined }, null, 2)};
|
|
options.plugins = typeof plugins === "function" ? [{ name: "plugin", setup: plugins }] : plugins;
|
|
const build = await Bun.build(options);
|
|
for (const [key, blob] of build.outputs) {
|
|
await Bun.write(path.join(options.outdir, blob.path), blob.result);
|
|
}
|
|
`;
|
|
writeFileSync(path.join(root, "run.js"), debugFile);
|
|
} else {
|
|
console.log("TODO: generate run.js, currently only works if options are wrapped in a function");
|
|
console.log("options:", buildConfig);
|
|
}
|
|
}
|
|
|
|
configRef = buildConfig;
|
|
let build: BuildOutput;
|
|
try {
|
|
const cwd = process.cwd();
|
|
process.chdir(root);
|
|
try {
|
|
build = await Bun.build(buildConfig);
|
|
} finally {
|
|
process.chdir(cwd);
|
|
}
|
|
} catch (e) {
|
|
if (e instanceof AggregateError) {
|
|
build = {
|
|
outputs: [],
|
|
success: false,
|
|
logs: e.errors,
|
|
};
|
|
} else {
|
|
build = {
|
|
outputs: [],
|
|
success: false,
|
|
logs: [
|
|
{
|
|
level: "error",
|
|
message: e instanceof Error ? e.message : String(e),
|
|
name: "BuildMessage",
|
|
position: null,
|
|
},
|
|
],
|
|
};
|
|
}
|
|
}
|
|
if (onAfterApiBundle) await onAfterApiBundle(build);
|
|
configRef = null!;
|
|
Bun.gc(true);
|
|
|
|
const buildLogs = build.logs.filter(x => x.level === "error");
|
|
if (buildLogs.length) {
|
|
const allErrors: ErrorMeta[] = [];
|
|
for (const error of buildLogs) {
|
|
const str = error.message ?? String(error);
|
|
if (str.startsWith("\u001B[2mexpect(") || str.startsWith("expect(")) {
|
|
throw error;
|
|
}
|
|
|
|
// undocuemnted types
|
|
const position = error.position as {
|
|
lineText: string;
|
|
file: string;
|
|
namespace: string;
|
|
line: number;
|
|
column: number;
|
|
offset: number;
|
|
};
|
|
|
|
const filename = position?.file
|
|
? position.namespace === "file"
|
|
? "/" + path.relative(root, position.file)
|
|
: `${position.namespace}:${position.file.replace(root, "")}`
|
|
: "<bun>";
|
|
|
|
allErrors.push({
|
|
file: filename,
|
|
error: str,
|
|
col: position?.column !== undefined ? String(position.column) : undefined,
|
|
line: position?.line !== undefined ? String(position.line) : undefined,
|
|
});
|
|
}
|
|
|
|
if (DEBUG && allErrors.length) {
|
|
console.log("REFERENCE ERRORS OBJECT");
|
|
console.log("bundleErrors: {");
|
|
const files: any = {};
|
|
for (const err of allErrors) {
|
|
files[err.file] ??= [];
|
|
files[err.file].push(err);
|
|
}
|
|
for (const [file, errs] of Object.entries(files)) {
|
|
console.log(' "' + file + '": [');
|
|
for (const err of errs as any) {
|
|
console.log(" `" + err.error + "`,");
|
|
}
|
|
console.log(" ],");
|
|
}
|
|
console.log("},");
|
|
}
|
|
|
|
if (expectedErrors) {
|
|
const errorsLeft = [...expectedErrors];
|
|
let unexpectedErrors = [];
|
|
|
|
for (const error of allErrors) {
|
|
const i = errorsLeft.findIndex(item => error.file === item.file && error.error.includes(item.error));
|
|
if (i === -1) {
|
|
unexpectedErrors.push(error);
|
|
} else {
|
|
errorsLeft.splice(i, 1);
|
|
}
|
|
}
|
|
|
|
if (unexpectedErrors.length) {
|
|
throw new Error(
|
|
"Unexpected errors reported while bundling:\n" +
|
|
[...unexpectedErrors].map(formatError).join("\n") +
|
|
"\n\nExpected errors:\n" +
|
|
expectedErrors.map(formatError).join("\n"),
|
|
);
|
|
}
|
|
|
|
if (errorsLeft.length) {
|
|
throw new Error("Errors were expected while bundling:\n" + errorsLeft.map(formatError).join("\n"));
|
|
}
|
|
|
|
return testRef(id, opts);
|
|
}
|
|
|
|
throw new Error("Bundle Failed\n" + [...allErrors].map(formatError).join("\n"));
|
|
} else if (expectedErrors && expectedErrors.length > 0) {
|
|
throw new Error("Errors were expected while bundling:\n" + expectedErrors.map(formatError).join("\n"));
|
|
}
|
|
} else {
|
|
await esbuild.build({
|
|
bundle: true,
|
|
entryPoints: [...entryPaths, ...(entryPointsRaw ?? [])],
|
|
...(useOutFile ? { outfile: outfile! } : { outdir: outdir! }),
|
|
plugins: pluginArray as any,
|
|
});
|
|
}
|
|
}
|
|
|
|
const readCache: Record<string, string> = {};
|
|
const readFile = (file: string) =>
|
|
readCache[file] || (readCache[file] = readFileSync(path.join(root, file)).toUnixString());
|
|
const writeFile = (file: string, contents: string) => {
|
|
readCache[file] = contents;
|
|
writeFileSync(path.join(root, file), contents);
|
|
};
|
|
const api = {
|
|
root,
|
|
outfile: outfile!,
|
|
outdir: outdir!,
|
|
join: (...paths: string[]) => path.join(root, ...paths),
|
|
readFile,
|
|
writeFile,
|
|
expectFile: file => expect(readFile(file)),
|
|
prependFile: (file, contents) => writeFile(file, dedent(contents) + "\n" + readFile(file)),
|
|
appendFile: (file, contents) => writeFile(file, readFile(file) + "\n" + dedent(contents)),
|
|
assertFileExists: file => {
|
|
if (!existsSync(path.join(root, file))) {
|
|
throw new Error("Expected file to be written: " + file);
|
|
}
|
|
},
|
|
warnings: warningReference,
|
|
options: opts,
|
|
captureFile: (file, fnName = "capture") => {
|
|
const fileContents = readFile(file);
|
|
let i = 0;
|
|
const length = fileContents.length;
|
|
const matches = [];
|
|
while (i < length) {
|
|
i = fileContents.indexOf(fnName, i);
|
|
if (i === -1) {
|
|
break;
|
|
}
|
|
const start = i;
|
|
let depth = 0;
|
|
while (i < length) {
|
|
const char = fileContents[i];
|
|
if (char === "(") {
|
|
depth++;
|
|
} else if (char === ")") {
|
|
depth--;
|
|
if (depth === 0) {
|
|
break;
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
if (depth !== 0) {
|
|
throw new Error(`Could not find closing paren for ${fnName} call in ${file}`);
|
|
}
|
|
matches.push(fileContents.slice(start + fnName.length + 1, i));
|
|
i++;
|
|
}
|
|
|
|
if (matches.length === 0) {
|
|
throw new Error(`No ${fnName} calls found in ${file}`);
|
|
}
|
|
return matches;
|
|
},
|
|
} satisfies BundlerTestBundleAPI;
|
|
|
|
// DCE keep scan
|
|
let keepMarkers: Record<string, number> = typeof dceKeepMarkerCount === "object" ? dceKeepMarkerCount : {};
|
|
let keepMarkersFound = 0;
|
|
if (dce && typeof dceKeepMarkerCount !== "number" && dceKeepMarkerCount !== false) {
|
|
for (const file of Object.entries(files)) {
|
|
keepMarkers[outfile ? outfile : path.join(outdir!, file[0]).slice(root.length).replace(/\.ts$/, ".js")] ??= [
|
|
...String(file[1]).matchAll(/KEEP/gi),
|
|
].length;
|
|
}
|
|
}
|
|
|
|
// Check that the bundle failed with status code 0 by verifying all files exist.
|
|
// TODO: clean up this entire bit into one main loop\
|
|
if (!compile) {
|
|
if (outfile) {
|
|
if (!existsSync(outfile)) {
|
|
throw new Error("Bundle was not written to disk: " + outfile);
|
|
} else {
|
|
if (dce) {
|
|
const content = readFileSync(outfile).toUnixString();
|
|
const dceFails = [...content.matchAll(/FAIL|FAILED|DROP|REMOVE/gi)];
|
|
if (dceFails.length) {
|
|
throw new Error("DCE test did not remove all expected code in " + outfile + ".");
|
|
}
|
|
if (dceKeepMarkerCount !== false) {
|
|
const keepMarkersThisFile = [...content.matchAll(/KEEP/gi)].length;
|
|
keepMarkersFound += keepMarkersThisFile;
|
|
if (
|
|
(typeof dceKeepMarkerCount === "number"
|
|
? dceKeepMarkerCount
|
|
: Object.values(keepMarkers).reduce((a, b) => a + b, 0)) !== keepMarkersThisFile
|
|
) {
|
|
throw new Error(
|
|
"DCE keep markers were not preserved in " +
|
|
outfile +
|
|
". Expected " +
|
|
keepMarkers[outfile] +
|
|
" but found " +
|
|
keepMarkersThisFile +
|
|
".",
|
|
);
|
|
}
|
|
}
|
|
}
|
|
if (!ESBUILD) {
|
|
// expect(readFileSync(outfile).toString()).toMatchSnapshot(outfile.slice(root.length));
|
|
}
|
|
}
|
|
} else {
|
|
// entryNames makes it so we cannot predict the output file
|
|
if (!entryNaming || entryNaming === "[dir]/[name].[ext]") {
|
|
for (const fullpath of outputPaths) {
|
|
if (!existsSync(fullpath)) {
|
|
throw new Error("Bundle was not written to disk: " + fullpath);
|
|
} else {
|
|
if (!ESBUILD) {
|
|
// expect(readFileSync(fullpath).toString()).toMatchSnapshot(fullpath.slice(root.length));
|
|
}
|
|
if (dce) {
|
|
const content = readFileSync(fullpath, "utf8");
|
|
const dceFails = [...content.replace(/\/\*.*?\*\//g, "").matchAll(/FAIL|FAILED|DROP|REMOVE/gi)];
|
|
const key = fullpath.slice(root.length);
|
|
if (dceFails.length) {
|
|
throw new Error("DCE test did not remove all expected code in " + key + ".");
|
|
}
|
|
if (dceKeepMarkerCount !== false) {
|
|
const keepMarkersThisFile = [...content.matchAll(/KEEP/gi)].length;
|
|
keepMarkersFound += keepMarkersThisFile;
|
|
if (keepMarkers[key] !== keepMarkersThisFile) {
|
|
throw new Error(
|
|
"DCE keep markers were not preserved in " +
|
|
key +
|
|
". Expected " +
|
|
keepMarkers[key] +
|
|
" but found " +
|
|
keepMarkersThisFile +
|
|
".",
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else if (!ESBUILD) {
|
|
// TODO: snapshot these test cases
|
|
}
|
|
}
|
|
if (
|
|
dce &&
|
|
dceKeepMarkerCount !== false &&
|
|
typeof dceKeepMarkerCount === "number" &&
|
|
keepMarkersFound !== dceKeepMarkerCount
|
|
) {
|
|
throw new Error(
|
|
`DCE keep markers were not preserved. Expected ${dceKeepMarkerCount} KEEP markers, but found ${keepMarkersFound}.`,
|
|
);
|
|
}
|
|
|
|
if (assertNotPresent) {
|
|
for (const [key, value] of Object.entries(assertNotPresent)) {
|
|
const filepath = path.join(root, key);
|
|
if (existsSync(filepath)) {
|
|
const strings = Array.isArray(value) ? value : [value];
|
|
for (const str of strings) {
|
|
if (api.readFile(key).includes(str)) throw new Error(`Expected ${key} to not contain "${str}"`);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (capture) {
|
|
const captures = api.captureFile(path.relative(root, outfile ?? outputPaths[0]));
|
|
expect(captures).toEqual(capture);
|
|
}
|
|
|
|
// cjs2esm checks
|
|
if (cjs2esm) {
|
|
const outfiletext = api.readFile(path.relative(root, outfile ?? outputPaths[0]));
|
|
const regex = /\/\/\s+(.+?)\nvar\s+([a-zA-Z0-9_$]+)\s+=\s+__commonJS/g;
|
|
const matches = [...outfiletext.matchAll(regex)].map(match => ("/" + match[1]).replaceAll("\\", "/"));
|
|
const expectedMatches = (cjs2esm === true ? [] : (cjs2esm.unhandled ?? [])).map(a => a.replaceAll("\\", "/"));
|
|
try {
|
|
expect(matches.sort()).toEqual(expectedMatches.sort());
|
|
} catch (error) {
|
|
if (matches.length === expectedMatches.length) {
|
|
console.error(`cjs2esm check failed.`);
|
|
} else {
|
|
console.error(
|
|
`cjs2esm check failed. expected ${expectedMatches.length} __commonJS helpers but found ${matches.length}.`,
|
|
);
|
|
}
|
|
throw error;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Write runtime files to disk as well as run the post bundle hook.
|
|
for (const [file, contents] of Object.entries(runtimeFiles ?? {})) {
|
|
mkdirSync(path.dirname(path.join(root, file)), { recursive: true });
|
|
const formattedContents =
|
|
typeof contents === "string"
|
|
? dedent(contents).replaceAll("{{root}}", root.replaceAll("\\", "\\\\"))
|
|
: contents;
|
|
writeFileSync(path.join(root, file), formattedContents);
|
|
}
|
|
|
|
if (onAfterBundle) {
|
|
onAfterBundle(api);
|
|
}
|
|
|
|
// check reference
|
|
if (matchesReference) {
|
|
const { ref } = matchesReference;
|
|
const theirRoot = path.join(tempDirectory, ref.id);
|
|
if (!existsSync(theirRoot)) {
|
|
expectBundled(ref.id, ref.options, false, true);
|
|
if (!existsSync(theirRoot)) {
|
|
console.log("Expected " + theirRoot + " to exist after running reference test");
|
|
throw new Error('Reference test "' + ref.id + '" did not succeed');
|
|
}
|
|
}
|
|
for (const file of matchesReference.files) {
|
|
const ours = path.join(root, file);
|
|
const theirs = path.join(theirRoot, file);
|
|
if (!existsSync(theirs)) throw new Error(`Reference test "${ref.id}" did not write ${file}`);
|
|
if (!existsSync(ours)) throw new Error(`Test did not write ${file}`);
|
|
try {
|
|
expect(readFileSync(ours).toUnixString()).toBe(readFileSync(theirs).toUnixString());
|
|
} catch (error) {
|
|
console.log("Expected reference test " + ref.id + "'s " + file + " to match ours");
|
|
throw error;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check that all source maps are valid
|
|
if (opts.sourceMap === "external" && outdir) {
|
|
for (const file_input of readdirSync(outdir, { recursive: true })) {
|
|
const file = file_input.toString("utf8"); // type bug? `file_input` is `Buffer|string`
|
|
if (file.endsWith(".map")) {
|
|
const parsed = await Bun.file(path.join(outdir, file)).json();
|
|
const mappedLocations = new Map();
|
|
await SourceMapConsumer.with(parsed, null, async map => {
|
|
map.eachMapping(m => {
|
|
expect(m.source).toBeDefined();
|
|
expect(m.generatedLine).toBeGreaterThanOrEqual(1);
|
|
expect(m.generatedColumn).toBeGreaterThanOrEqual(0);
|
|
expect(m.originalLine).toBeGreaterThanOrEqual(1);
|
|
expect(m.originalColumn).toBeGreaterThanOrEqual(0);
|
|
|
|
const loc_key = `${m.generatedLine}:${m.generatedColumn}`;
|
|
if (mappedLocations.has(loc_key)) {
|
|
const fmtLoc = (loc: any) =>
|
|
`${loc.generatedLine}:${m.generatedColumn} -> ${m.originalLine}:${m.originalColumn} [${m.source.replaceAll(/^(\.\.\/)+/g, "/").replace(root, "")}]`;
|
|
|
|
const a = fmtLoc(mappedLocations.get(loc_key));
|
|
const b = fmtLoc(m);
|
|
|
|
// We only care about duplicates that point to
|
|
// multiple source locations.
|
|
if (a !== b) throw new Error("Duplicate mapping in source-map for " + loc_key + "\n" + a + "\n" + b);
|
|
}
|
|
mappedLocations.set(loc_key, { ...m });
|
|
});
|
|
const map_tests = snapshotSourceMap?.[path.basename(file)];
|
|
if (map_tests) {
|
|
expect(parsed.sources.map((a: string) => a.replaceAll("\\", "/"))).toEqual(map_tests.files);
|
|
for (let i = 0; i < parsed.sources; i++) {
|
|
const source = parsed.sources[i];
|
|
const sourcemap_content = parsed.sourceContent[i];
|
|
const actual_content = readFileSync(path.resolve(path.join(outdir!, file), source), "utf-8");
|
|
expect(sourcemap_content).toBe(actual_content);
|
|
}
|
|
|
|
const generated_code = await Bun.file(path.join(outdir!, file.replace(".map", ""))).text();
|
|
|
|
if (map_tests.mappings)
|
|
for (const mapping of map_tests.mappings) {
|
|
const src = parseSourceMapStrSource(outdir!, parsed, mapping[0]);
|
|
const dest = parseSourceMapStrGenerated(generated_code, mapping[1]);
|
|
const pos = map.generatedPositionFor(src);
|
|
if (!dest.matched) {
|
|
const real_generated = generated_code
|
|
.split("\n")
|
|
[pos.line! - 1].slice(pos.column!)
|
|
.slice(0, dest.expected!.length);
|
|
expect(`${pos.line}:${pos.column}:${real_generated}`).toBe(mapping[1]);
|
|
throw new Error("Not matched");
|
|
}
|
|
expect(pos.line === dest.line);
|
|
expect(pos.column === dest.column);
|
|
}
|
|
if (map_tests.mappingsExactMatch) {
|
|
expect(parsed.mappings).toBe(map_tests.mappingsExactMatch);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
if (expectExactFilesize) {
|
|
for (const [key, expected] of Object.entries(expectExactFilesize)) {
|
|
const actual = api.readFile(key).length;
|
|
if (actual !== expected) {
|
|
throw new Error(`Expected file ${key} to be ${expected} bytes but was ${actual} bytes.`);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Runtime checks!
|
|
if (run) {
|
|
const runs = Array.isArray(run) ? run : [run];
|
|
let i = 0;
|
|
for (const run of runs) {
|
|
let prefix = runs.length === 1 ? "" : `[run ${i++}] `;
|
|
|
|
let file = run.file;
|
|
if (file) {
|
|
file = path.join(root, file);
|
|
} else if (entryPaths.length === 1) {
|
|
file = outfile ?? outputPaths[0];
|
|
} else {
|
|
throw new Error(prefix + "run.file is required when there is more than one entrypoint.");
|
|
}
|
|
const args = [
|
|
...(compile ? [] : [(run.runtime ?? "bun") === "bun" ? bunExe() : "node"]),
|
|
...(run.bunArgs ?? []),
|
|
file,
|
|
...(run.args ?? []),
|
|
] as [string, ...string[]];
|
|
|
|
const { success, stdout, stderr, exitCode, signalCode } = Bun.spawnSync({
|
|
cmd: args,
|
|
env: {
|
|
...bunEnv,
|
|
...(run.env || {}),
|
|
FORCE_COLOR: "0",
|
|
IS_TEST_RUNNER: "1",
|
|
},
|
|
stdio: ["ignore", "pipe", "pipe"],
|
|
cwd: run.setCwd ? root : undefined,
|
|
});
|
|
|
|
if (signalCode === "SIGTRAP") {
|
|
throw new Error(prefix + "Runtime failed\n" + stdout!.toUnixString() + "\n" + stderr!.toUnixString());
|
|
}
|
|
|
|
if (run.error) {
|
|
if (success) {
|
|
throw new Error(
|
|
prefix +
|
|
"Bundle should have thrown at runtime\n" +
|
|
stdout!.toUnixString() +
|
|
"\n" +
|
|
stderr!.toUnixString(),
|
|
);
|
|
}
|
|
|
|
if (run.errorLineMatch) {
|
|
// in order to properly analyze the error, we have to look backwards on stderr. this approach
|
|
// most definitely can be improved but it works fine here.
|
|
const stack = [];
|
|
let error;
|
|
const lines = stderr!
|
|
.toUnixString()
|
|
.split("\n")
|
|
// remove `Bun v1.0.0...` line
|
|
.slice(0, -2)
|
|
.filter(Boolean)
|
|
.map(x => x.trim())
|
|
.reverse();
|
|
for (const line of lines) {
|
|
if (line.startsWith("at")) {
|
|
stack.push(line);
|
|
} else {
|
|
error = line;
|
|
break;
|
|
}
|
|
}
|
|
if (!error) {
|
|
throw new Error(`${prefix}Runtime failed with no error. Expecting "${run.error}"`);
|
|
}
|
|
expect(error).toBe(run.error);
|
|
|
|
if (run.errorLineMatch) {
|
|
const stackTraceLine = stack.pop()!;
|
|
const match = /at (?:<[^>]+> \()?([^)]+):(\d+):(\d+)\)?$/.exec(stackTraceLine);
|
|
if (match) {
|
|
const line = readFileSync(match[1], "utf-8").split("\n")[+match[2] - 1];
|
|
if (!run.errorLineMatch.test(line)) {
|
|
throw new Error(`${prefix}Source code "${line}" does not match expression ${run.errorLineMatch}`);
|
|
}
|
|
} else {
|
|
throw new Error(prefix + "Could not trace error.");
|
|
}
|
|
}
|
|
}
|
|
} else if (!success) {
|
|
if (run.exitCode) {
|
|
expect([exitCode, signalCode]).toEqual([run.exitCode, undefined]);
|
|
} else {
|
|
throw new Error(prefix + "Runtime failed\n" + stdout!.toUnixString() + "\n" + stderr!.toUnixString());
|
|
}
|
|
}
|
|
|
|
if (run.validate) {
|
|
run.validate({ stderr: stderr.toUnixString(), stdout: stdout.toUnixString() });
|
|
}
|
|
|
|
for (let [name, expected, out] of [
|
|
["stdout", run.stdout, stdout],
|
|
["stderr", run.stderr, stderr],
|
|
].filter(([, v]) => v !== undefined)) {
|
|
let result = out!.toUnixString().trim();
|
|
|
|
// no idea why this logs. ¯\_(ツ)_/¯
|
|
result = result.replace(/\[Event_?Loop\] enqueueTaskConcurrent\(RuntimeTranspilerStore\)\n/gi, "");
|
|
|
|
if (typeof expected === "string") {
|
|
expected = dedent(expected).trim();
|
|
if (expected !== result) {
|
|
console.log(`runtime failed file: ${file}`);
|
|
console.log(`${name} output:`);
|
|
console.log(result);
|
|
console.log(`---`);
|
|
console.log(`expected ${name}:`);
|
|
console.log(expected);
|
|
console.log(`---`);
|
|
}
|
|
expect(result).toBe(expected);
|
|
} else {
|
|
if (!expected.test(result)) {
|
|
console.log(`runtime failed file: ${file}`);
|
|
console.log(`${name} output:`);
|
|
console.log(result);
|
|
console.log(`---`);
|
|
}
|
|
expect(result).toMatch(expected);
|
|
}
|
|
}
|
|
|
|
if (run.partialStdout !== undefined) {
|
|
const result = stdout!.toUnixString().trim();
|
|
const expected = dedent(run.partialStdout).trim();
|
|
if (!result.includes(expected)) {
|
|
console.log(`runtime failed file=${file}`);
|
|
console.log(`reference stdout:`);
|
|
console.log(result);
|
|
console.log(`---`);
|
|
}
|
|
expect(result).toContain(expected);
|
|
}
|
|
}
|
|
}
|
|
|
|
rmdirSync(root, { recursive: true });
|
|
|
|
return testRef(id, opts);
|
|
})();
|
|
}
|
|
|
|
/** Shorthand for test and expectBundled. See `expectBundled` for what this does.
|
|
*/
|
|
export function itBundled(
|
|
id: string,
|
|
opts: BundlerTestInput | ((metadata: BundlerTestWrappedAPI) => BundlerTestInput),
|
|
): BundlerTestRef {
|
|
if (typeof opts === "function") {
|
|
const fn = opts;
|
|
opts = opts({ root: path.join(tempDirectory, id), getConfigRef });
|
|
// @ts-expect-error
|
|
opts._referenceFn = fn;
|
|
}
|
|
const ref = testRef(id, opts);
|
|
const { it } = testForFile(currentFile ?? callerSourceOrigin()) as any;
|
|
|
|
if (FILTER && !filterMatches(id)) {
|
|
return ref;
|
|
} else if (!FILTER) {
|
|
try {
|
|
expectBundled(id, opts, true);
|
|
} catch (error) {
|
|
return ref;
|
|
}
|
|
}
|
|
|
|
if (opts.todo && !FILTER) {
|
|
it.todo(id, () => expectBundled(id, opts as any));
|
|
} else {
|
|
it(
|
|
id,
|
|
() => expectBundled(id, opts as any),
|
|
// sourcemap code is slow
|
|
isCI ? undefined : isDebug ? Infinity : (opts.snapshotSourceMap ? 30_000 : 5_000) * (opts.timeoutScale ?? 1),
|
|
);
|
|
}
|
|
return ref;
|
|
}
|
|
itBundled.only = (id: string, opts: BundlerTestInput) => {
|
|
const { it } = testForFile(currentFile ?? callerSourceOrigin());
|
|
|
|
it.only(
|
|
id,
|
|
() => expectBundled(id, opts as any),
|
|
// sourcemap code is slow
|
|
isCI ? undefined : isDebug ? Infinity : (opts.snapshotSourceMap ? 30_000 : 5_000) * (opts.timeoutScale ?? 1),
|
|
);
|
|
};
|
|
|
|
itBundled.skip = (id: string, opts: BundlerTestInput) => {
|
|
if (FILTER && !filterMatches(id)) {
|
|
return testRef(id, opts);
|
|
}
|
|
const { it } = testForFile(currentFile ?? callerSourceOrigin());
|
|
if (!HIDE_SKIP) it.skip(id, () => expectBundled(id, opts));
|
|
return testRef(id, opts);
|
|
};
|
|
|
|
function formatError(err: ErrorMeta) {
|
|
return `${err.file}${err.line ? ":" + err.line : ""}${err.col ? ":" + err.col : ""}: ${err.error}`;
|
|
}
|
|
|
|
function filterMatches(id: string) {
|
|
return FILTER === id || FILTER + "Dev" === id || FILTER + "Prod" === id;
|
|
}
|
|
|
|
interface SourceMap {
|
|
sourcesContent: string[];
|
|
sources: string[];
|
|
}
|
|
|
|
function parseSourceMapStrSource(root: string, source_map: SourceMap, string: string) {
|
|
const split = string.split(":");
|
|
if (split.length < 2)
|
|
throw new Error("Test is invalid; Invalid source location. See MappingSnapshot typedef for more info.");
|
|
const [file, line_raw, col_raw] = split;
|
|
const source_id = source_map.sources.findIndex(x => x.endsWith(file));
|
|
if (source_id === -1)
|
|
throw new Error("Test is invalid; Invalid file " + file + ". See MappingSnapshot typedef for more info.");
|
|
|
|
const line = Number(line_raw);
|
|
if (!Number.isInteger(line))
|
|
throw new Error(
|
|
"Test is invalid; Invalid source line " +
|
|
JSON.stringify(line_raw) +
|
|
". See MappingSnapshot typedef for more info.",
|
|
);
|
|
|
|
let col = Number(col_raw);
|
|
if (!Number.isInteger(col)) {
|
|
const text = source_map.sourcesContent[source_id].split("\n")[line - 1];
|
|
if (col_raw === "") {
|
|
col = text.split("").findIndex(x => x != " " && x != "\t");
|
|
} else if (col_raw[0] == "'" && col_raw[col_raw.length - 1] == "'") {
|
|
col = text.indexOf(col_raw.slice(1, -1));
|
|
if (col == -1) {
|
|
throw new Error(
|
|
`Test is invalid; String "${col_raw.slice(1, -1)}" is not present on line ${line} of ${path.join(root, source_map.sources[source_id])}`,
|
|
);
|
|
}
|
|
} else {
|
|
throw new Error(
|
|
"Test is invalid; Invalid source column " +
|
|
JSON.stringify(col_raw) +
|
|
". See MappingSnapshot typedef for more info.",
|
|
);
|
|
}
|
|
if (col > text.length) {
|
|
throw new Error(
|
|
`Test is invalid; Line ${line} is only ${text.length} columns long, snapshot points to column ${col}`,
|
|
);
|
|
}
|
|
}
|
|
|
|
return { line, column: col, source: source_map.sources[source_id] };
|
|
}
|
|
|
|
function parseSourceMapStrGenerated(source_code: string, string: string) {
|
|
const split = string.split(":");
|
|
if (split.length != 3)
|
|
throw new Error("Test is invalid; Invalid generated location. See MappingSnapshot typedef for more info.");
|
|
const [line_raw, col_raw, ...match] = split;
|
|
const line = Number(line_raw);
|
|
if (!Number.isInteger(line))
|
|
throw new Error(
|
|
"Test is invalid; Invalid generated line " +
|
|
JSON.stringify(line_raw) +
|
|
". See MappingSnapshot typedef for more info.",
|
|
);
|
|
|
|
let column = Number(col_raw);
|
|
if (!Number.isInteger(column)) {
|
|
throw new Error(
|
|
"Test is invalid; Invalid generated column " +
|
|
JSON.stringify(col_raw) +
|
|
". See MappingSnapshot typedef for more info.",
|
|
);
|
|
}
|
|
|
|
if (match.length > 0) {
|
|
let str = match.join(":");
|
|
const text = source_code.split("\n")[line - 1];
|
|
const actual = text.slice(column, column + str.length);
|
|
if (actual !== str) {
|
|
return { matched: false, line, column, actual, expected: str };
|
|
}
|
|
}
|
|
|
|
return { matched: true, line, column };
|
|
}
|