wrapHookObject() — vite Function Reference

Architecture documentation for the wrapHookObject() function in build.ts from the vite codebase.

Function typescript ViteCore ConfigEngine calls 1 called by 4

Entity Profile

ViteCore→ ConfigEngine→ wrapHookObject() — vite Function Reference

Dependency Diagram

graph TD
  b2845655_f75f_18a4_fb50_94d0f40983fe["wrapHookObject()"]
  45981d85_cbdd_e969_8c88_c17072ea0eda["build.ts"]
  b2845655_f75f_18a4_fb50_94d0f40983fe -->|defined in| 45981d85_cbdd_e969_8c88_c17072ea0eda
  75b51adf_73cc_4a69_e9d6_367d79ab1c2a["wrapEnvironmentResolveId()"]
  75b51adf_73cc_4a69_e9d6_367d79ab1c2a -->|calls| b2845655_f75f_18a4_fb50_94d0f40983fe
  6fec5acd_6639_04f8_04ab_5fee4dbf48ea["wrapEnvironmentLoad()"]
  6fec5acd_6639_04f8_04ab_5fee4dbf48ea -->|calls| b2845655_f75f_18a4_fb50_94d0f40983fe
  1c70aad6_f025_b665_7932_94f4717785ea["wrapEnvironmentTransform()"]
  1c70aad6_f025_b665_7932_94f4717785ea -->|calls| b2845655_f75f_18a4_fb50_94d0f40983fe
  1c197603_e2cb_3034_de04_9a0dcc54dcdc["wrapEnvironmentHook()"]
  1c197603_e2cb_3034_de04_9a0dcc54dcdc -->|calls| b2845655_f75f_18a4_fb50_94d0f40983fe
  51afdf58_3045_64b1_cf5b_929b1091e877["get()"]
  b2845655_f75f_18a4_fb50_94d0f40983fe -->|calls| 51afdf58_3045_64b1_cf5b_929b1091e877
  style b2845655_f75f_18a4_fb50_94d0f40983fe fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/src/node/build.ts lines 1294–1329

function wrapHookObject<
  Handler extends Function,
  Hook extends AbstractHook<Handler>,
>(hook: Hook, handler: Handler): Hook {
  const newHook = {
    ...hook,
    handler,
  }

  if (!wrappedHookMap.has(hook)) {
    wrappedHookMap.set(hook, [])
    Object.defineProperty(hook, 'filter', {
      get() {
        return wrappedHookMap.get(hook)![0].filter
      },
      set(v) {
        for (const h of wrappedHookMap.get(hook)!) {
          h.filter = v
        }
      },
    })
    Object.defineProperty(hook, 'order', {
      get() {
        return wrappedHookMap.get(hook)![0].order
      },
      set(v) {
        for (const h of wrappedHookMap.get(hook)!) {
          h.order = v
        }
      },
    })
  }
  wrappedHookMap.get(hook)!.push(newHook)

  return newHook
}