getRolldownOptions() — vite Function Reference

Architecture documentation for the getRolldownOptions() function in fullBundleEnvironment.ts from the vite codebase.

Function typescript ViteCore ConfigEngine calls 2 called by 1

Entity Profile

ViteCore→ ConfigEngine→ getRolldownOptions() — vite Function Reference

Dependency Diagram

graph TD
  e6c19722_5c65_17df_83d9_4bb453d26d5b["getRolldownOptions()"]
  8fcd8920_61ef_93b8_499a_c18a48b852e5["FullBundleDevEnvironment"]
  e6c19722_5c65_17df_83d9_4bb453d26d5b -->|defined in| 8fcd8920_61ef_93b8_499a_c18a48b852e5
  848ddbbd_3d45_b055_e84a_874b4ca3fd45["listen()"]
  848ddbbd_3d45_b055_e84a_874b4ca3fd45 -->|calls| e6c19722_5c65_17df_83d9_4bb453d26d5b
  a016fb65_b1f4_be50_c5c3_d0c8f7b2ab52["resolveRolldownOptions()"]
  e6c19722_5c65_17df_83d9_4bb453d26d5b -->|calls| a016fb65_b1f4_be50_c5c3_d0c8f7b2ab52
  b2ef9799_cd96_ba83_06a5_28e8fa51363d["getHmrImplementation()"]
  e6c19722_5c65_17df_83d9_4bb453d26d5b -->|calls| b2ef9799_cd96_ba83_06a5_28e8fa51363d
  style e6c19722_5c65_17df_83d9_4bb453d26d5b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/src/node/server/environments/fullBundleEnvironment.ts lines 278–310

  private async getRolldownOptions() {
    const chunkMetadataMap = new ChunkMetadataMap()
    const rolldownOptions = resolveRolldownOptions(this, chunkMetadataMap)
    rolldownOptions.experimental ??= {}
    rolldownOptions.experimental.devMode = {
      implement: await getHmrImplementation(this.getTopLevelConfig()),
    }

    if (rolldownOptions.optimization) {
      // disable inlineConst optimization due to a bug in Rolldown
      rolldownOptions.optimization.inlineConst = false
    }

    // set filenames to make output paths predictable so that `renderChunk` hook does not need to be used
    if (Array.isArray(rolldownOptions.output)) {
      for (const output of rolldownOptions.output) {
        output.entryFileNames = 'assets/[name].js'
        output.chunkFileNames = 'assets/[name]-[hash].js'
        output.assetFileNames = 'assets/[name]-[hash][extname]'
        output.minify = false
        output.sourcemap = true
      }
    } else {
      rolldownOptions.output ??= {}
      rolldownOptions.output.entryFileNames = 'assets/[name].js'
      rolldownOptions.output.chunkFileNames = 'assets/[name]-[hash].js'
      rolldownOptions.output.assetFileNames = 'assets/[name]-[hash][extname]'
      rolldownOptions.output.minify = false
      rolldownOptions.output.sourcemap = true
    }

    return rolldownOptions
  }