esbuild.ts — vite Source File

Source Code

import path from 'node:path'
import colors from 'picocolors'
import type { RawSourceMap } from '@jridgewell/remapping'
import type { InternalModuleFormat, SourceMap } from 'rolldown'
import type { TSConfckParseResult } from 'tsconfck'
import { TSConfckCache, TSConfckParseError, parse } from 'tsconfck'
import type {
  EsbuildLoader,
  EsbuildMessage,
  EsbuildTransformOptions,
  EsbuildTransformResult as RawEsbuildTransformResult,
} from '#types/internal/esbuildOptions'
import type { FSWatcher } from '#dep-types/chokidar'
import {
  combineSourcemaps,
  createDebugger,
  createFilter,
  ensureWatchedFile,
  generateCodeFrame,
} from '../utils'
import type { ViteDevServer } from '../server'
import type { ResolvedConfig } from '../config'
import type { Plugin } from '../plugin'
import { cleanUrl } from '../../shared/utils'

const debug = createDebugger('vite:esbuild')

// IIFE content looks like `var MyLib = function() {`.
// Spaces are removed and parameters are mangled when minified
const IIFE_BEGIN_RE =
  /(?:const|var)\s+\S+\s*=\s*\(?function\([^()]*\)\s*\{\s*"use strict";/

const validExtensionRE = /\.\w+$/
const jsxExtensionsRE = /\.(?:j|t)sx\b/

// the final build should always support dynamic import and import.meta.
// if they need to be polyfilled, plugin-legacy should be used.
// plugin-legacy detects these two features when checking for modern code.
// Browser support: https://caniuse.com/es6-module-dynamic-import,mdn-javascript_operators_import_meta#:~:text=Feature%20summary
export const defaultEsbuildSupported = {
  'dynamic-import': true,
  'import-meta': true,
}

export interface ESBuildOptions extends EsbuildTransformOptions {
  include?: string | RegExp | ReadonlyArray<string | RegExp>
  exclude?: string | RegExp | ReadonlyArray<string | RegExp>
  jsxInject?: string
  /**
   * This option is not respected. Use `build.minify` instead.
   */
  minify?: never
}

export type ESBuildTransformResult = Omit<RawEsbuildTransformResult, 'map'> & {
  map: SourceMap
}

type TSConfigJSON = {
  extends?: string
// ... (531 more lines)