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scan.ts — vite Source File

Architecture documentation for scan.ts, a typescript file in the vite codebase. 32 imports, 4 dependents.

File typescript DependencyOptimizer Scanner 32 imports 4 dependents 10 functions 1 classes

Entity Profile

Dependency Diagram

graph LR
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd["scan.ts"]
  545df65b_7f67_94d3_e2e8_a592d5e64b8f["constants.ts"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 545df65b_7f67_94d3_e2e8_a592d5e64b8f
  031bc221_67a8_c579_f2bf_bb30a08beeb2["utils.ts"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 031bc221_67a8_c579_f2bf_bb30a08beeb2
  19ce2051_6a74_4b8b_104d_ec006cd7075f["arraify"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 19ce2051_6a74_4b8b_104d_ec006cd7075f
  40f91c1f_e515_2c03_9628_3e4ba2691b70["asyncFlatten"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 40f91c1f_e515_2c03_9628_3e4ba2691b70
  23a2e685_f919_9578_27ba_bde71c122058["createDebugger"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 23a2e685_f919_9578_27ba_bde71c122058
  b6280368_17dd_ad13_70a4_cedf3c942394["deepClone"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> b6280368_17dd_ad13_70a4_cedf3c942394
  50ac7e51_9f94_e985_bfec_ae95273b23b0["isInNodeModules"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 50ac7e51_9f94_e985_bfec_ae95273b23b0
  2aff86e8_0c9d_22cb_6536_c1321e1aaa1d["isObject"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 2aff86e8_0c9d_22cb_6536_c1321e1aaa1d
  908e9e35_950f_ad37_ffa9_0058622aa7e8["isOptimizable"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 908e9e35_950f_ad37_ffa9_0058622aa7e8
  26e0aa25_abdb_a755_dedb_61e78323162d["moduleListContains"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 26e0aa25_abdb_a755_dedb_61e78323162d
  a4adb1a7_cf54_091f_eb63_8217e684a8e1["normalizePath"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> a4adb1a7_cf54_091f_eb63_8217e684a8e1
  3b8df068_35d0_2c94_3ad1_e93c93d1d613["pluginContainer.ts"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 3b8df068_35d0_2c94_3ad1_e93c93d1d613
  285b1044_dd20_6f59_7cf5_0ad094eeacee["EnvironmentPluginContainer"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 285b1044_dd20_6f59_7cf5_0ad094eeacee
  1abc446c_e46b_1be0_59f5_51bdfded0f6c["createEnvironmentPluginContainer"]
  6c7a7f5e_5d30_3576_49bf_9041362fd3fd --> 1abc446c_e46b_1be0_59f5_51bdfded0f6c
  style 6c7a7f5e_5d30_3576_49bf_9041362fd3fd fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

import fs from 'node:fs'
import fsp from 'node:fs/promises'
import path from 'node:path'
import { performance } from 'node:perf_hooks'
import { scan, transformSync } from 'rolldown/experimental'
import type { PartialResolvedId, Plugin } from 'rolldown'
import colors from 'picocolors'
import { glob } from 'tinyglobby'
import {
  CSS_LANGS_RE,
  JS_TYPES_RE,
  KNOWN_ASSET_TYPES,
  SPECIAL_QUERY_RE,
} from '../constants'
import {
  arraify,
  asyncFlatten,
  createDebugger,
  dataUrlRE,
  deepClone,
  externalRE,
  isInNodeModules,
  isObject,
  isOptimizable,
  moduleListContains,
  multilineCommentsRE,
  normalizePath,
  singlelineCommentsRE,
  virtualModulePrefix,
  virtualModuleRE,
} from '../utils'
import type { EnvironmentPluginContainer } from '../server/pluginContainer'
import { createEnvironmentPluginContainer } from '../server/pluginContainer'
import { BaseEnvironment } from '../baseEnvironment'
import type { DevEnvironment } from '../server/environment'
import { transformGlobImport } from '../plugins/importMetaGlob'
import { cleanUrl } from '../../shared/utils'
import { getRollupJsxPresets } from '../plugins/oxc'

export class ScanEnvironment extends BaseEnvironment {
  mode = 'scan' as const

  get pluginContainer(): EnvironmentPluginContainer {
    if (!this._pluginContainer)
      throw new Error(
        `${this.name} environment.pluginContainer called before initialized`,
      )
    return this._pluginContainer
  }
  /**
   * @internal
   */
  _pluginContainer: EnvironmentPluginContainer | undefined

  async init(): Promise<void> {
    if (this._initiated) {
      return
    }
    this._initiated = true
    this._pluginContainer = await createEnvironmentPluginContainer(
// ... (701 more lines)

Domain

Subdomains

Functions

Classes

Types

Dependencies

Imported By

Source

Frequently Asked Questions

What does scan.ts do?
scan.ts is a source file in the vite codebase, written in typescript. It belongs to the DependencyOptimizer domain, Scanner subdomain.
What functions are defined in scan.ts?
scan.ts defines 10 function(s): computeEntries, devToScanEnvironment, extractImportPaths, globEntries, isScannable, orderedDependencies, prepareRolldownScanner, rolldownScanPlugin, scanImports, shouldExternalizeDep.
What does scan.ts depend on?
scan.ts imports 32 module(s): BaseEnvironment, DevEnvironment, EnvironmentPluginContainer, arraify, asyncFlatten, baseEnvironment.ts, cleanUrl, constants.ts, and 24 more.
What files import scan.ts?
scan.ts is imported by 4 file(s): environment.ts, index.ts, optimizer.ts, scan.spec.ts.
Where is scan.ts in the architecture?
scan.ts is located at packages/vite/src/node/optimizer/scan.ts (domain: DependencyOptimizer, subdomain: Scanner, directory: packages/vite/src/node/optimizer).

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