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transform.ts — vite Source File

Architecture documentation for transform.ts, a typescript file in the vite codebase. 39 imports, 1 dependents.

File typescript ViteCore ConfigEngine 39 imports 1 dependents 4 functions

Entity Profile

Dependency Diagram

graph LR
  9da9b065_5c17_7764_d8e4_bd411021bf8d["transform.ts"]
  031bc221_67a8_c579_f2bf_bb30a08beeb2["utils.ts"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 031bc221_67a8_c579_f2bf_bb30a08beeb2
  23a2e685_f919_9578_27ba_bde71c122058["createDebugger"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 23a2e685_f919_9578_27ba_bde71c122058
  2f0da199_9f02_5b00_9a83_0406650f871a["fsPathFromId"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 2f0da199_9f02_5b00_9a83_0406650f871a
  1948f092_e5a5_076b_2f59_79ef22dec191["injectQuery"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 1948f092_e5a5_076b_2f59_79ef22dec191
  ae8703ad_85e4_a4b4_5a15_57955bb1f6ce["isCSSRequest"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> ae8703ad_85e4_a4b4_5a15_57955bb1f6ce
  13d1ff08_16f8_81bc_1a7a_cd281614a4d3["isImportRequest"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 13d1ff08_16f8_81bc_1a7a_cd281614a4d3
  339d40b3_de1a_5feb_2d6a_c19f0aafdfe2["isJSRequest"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 339d40b3_de1a_5feb_2d6a_c19f0aafdfe2
  a4adb1a7_cf54_091f_eb63_8217e684a8e1["normalizePath"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> a4adb1a7_cf54_091f_eb63_8217e684a8e1
  0850ad90_f980_60a3_ab1f_b17433109b74["prettifyUrl"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 0850ad90_f980_60a3_ab1f_b17433109b74
  92b179fa_3139_d3e0_f865_77312413686b["removeImportQuery"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 92b179fa_3139_d3e0_f865_77312413686b
  3f57c8be_be57_4cf4_aa11_4ed077229c70["removeTimestampQuery"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 3f57c8be_be57_4cf4_aa11_4ed077229c70
  b6714c40_d79b_b9e8_4a00_ef2de34c1c93["send.ts"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> b6714c40_d79b_b9e8_4a00_ef2de34c1c93
  7c73fde5_2ada_95e2_0b3f_1ad78222da67["send"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> 7c73fde5_2ada_95e2_0b3f_1ad78222da67
  ee4fcff9_3096_e290_234c_be9d1a2c8a4b["transformRequest.ts"]
  9da9b065_5c17_7764_d8e4_bd411021bf8d --> ee4fcff9_3096_e290_234c_be9d1a2c8a4b
  style 9da9b065_5c17_7764_d8e4_bd411021bf8d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

import path from 'node:path'
import fsp from 'node:fs/promises'
import colors from 'picocolors'
import type { ExistingRawSourceMap } from 'rolldown'
import type { Connect } from '#dep-types/connect'
import type { ViteDevServer } from '..'
import {
  createDebugger,
  fsPathFromId,
  injectQuery,
  isCSSRequest,
  isImportRequest,
  isJSRequest,
  normalizePath,
  prettifyUrl,
  removeImportQuery,
  removeTimestampQuery,
} from '../../utils'
import { send } from '../send'
import { ERR_DENIED_ID, ERR_LOAD_URL } from '../transformRequest'
import { applySourcemapIgnoreList } from '../sourcemap'
import { isHTMLProxy } from '../../plugins/html'
import {
  DEP_VERSION_RE,
  ERR_FILE_NOT_FOUND_IN_OPTIMIZED_DEP_DIR,
  ERR_OPTIMIZE_DEPS_PROCESSING_ERROR,
  FS_PREFIX,
} from '../../constants'
import { isDirectCSSRequest, isDirectRequest } from '../../plugins/css'
import { ERR_CLOSED_SERVER } from '../pluginContainer'
import { cleanUrl, unwrapId, withTrailingSlash } from '../../../shared/utils'
import {
  ERR_OUTDATED_OPTIMIZED_DEP,
  NULL_BYTE_PLACEHOLDER,
} from '../../../shared/constants'
import type { ResolvedConfig } from '../../config'
import { checkLoadingAccess, respondWithAccessDenied } from './static'

const debugCache = createDebugger('vite:cache')

const knownIgnoreList = new Set(['/', '/favicon.ico'])

const documentFetchDests = new Set([
  'document',
  'iframe',
  'frame',
  'fencedframe',
])
function isDocumentFetchDest(req: Connect.IncomingMessage) {
  const fetchDest = req.headers['sec-fetch-dest']
  return fetchDest !== undefined && documentFetchDests.has(fetchDest)
}

// TODO: consolidate this regex pattern with the url, raw, and inline checks in plugins
const urlRE = /[?&]url\b/
const rawRE = /[?&]raw\b/
const inlineRE = /[?&]inline\b/
const svgRE = /\.svg\b/

function isServerAccessDeniedForTransform(config: ResolvedConfig, id: string) {
// ... (316 more lines)

Domain

Subdomains

Functions

Dependencies

Imported By

Source

Frequently Asked Questions

What does transform.ts do?
transform.ts is a source file in the vite codebase, written in typescript. It belongs to the ViteCore domain, ConfigEngine subdomain.
What functions are defined in transform.ts?
transform.ts defines 4 function(s): cachedTransformMiddleware, isDocumentFetchDest, isServerAccessDeniedForTransform, transformMiddleware.
What does transform.ts depend on?
transform.ts imports 39 module(s): .., ResolvedConfig, applySourcemapIgnoreList, checkLoadingAccess, cleanUrl, config.ts, connect, constants.ts, and 31 more.
What files import transform.ts?
transform.ts is imported by 1 file(s): index.ts.
Where is transform.ts in the architecture?
transform.ts is located at packages/vite/src/node/server/middlewares/transform.ts (domain: ViteCore, subdomain: ConfigEngine, directory: packages/vite/src/node/server/middlewares).

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