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createFnInvoker() — vue Function Reference

Architecture documentation for the createFnInvoker() function in update-listeners.ts from the vue codebase.

Function typescript CoreRuntime VNodePatch called by 2

Entity Profile

Dependency Diagram

graph TD
  afbc409e_c4ce_bb75_099b_f86fb104602c["createFnInvoker()"]
  7d583d18_9b13_ab67_6ea8_ecb63c1af2ff["mergeVNodeHook()"]
  7d583d18_9b13_ab67_6ea8_ecb63c1af2ff -->|calls| afbc409e_c4ce_bb75_099b_f86fb104602c
  4d849b35_fe08_435b_7744_f8bdbf4e35e9["updateListeners()"]
  4d849b35_fe08_435b_7744_f8bdbf4e35e9 -->|calls| afbc409e_c4ce_bb75_099b_f86fb104602c
  style afbc409e_c4ce_bb75_099b_f86fb104602c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/core/vdom/helpers/update-listeners.ts lines 31–61

export function createFnInvoker(
  fns: Function | Array<Function>,
  vm?: Component
): Function {
  function invoker() {
    const fns = invoker.fns
    if (isArray(fns)) {
      const cloned = fns.slice()
      for (let i = 0; i < cloned.length; i++) {
        invokeWithErrorHandling(
          cloned[i],
          null,
          arguments as any,
          vm,
          `v-on handler`
        )
      }
    } else {
      // return handler return value for single handlers
      return invokeWithErrorHandling(
        fns,
        null,
        arguments as any,
        vm,
        `v-on handler`
      )
    }
  }
  invoker.fns = fns
  return invoker
}

Domain

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Called By

Source

Frequently Asked Questions

What does createFnInvoker() do?
createFnInvoker() is a function in the vue codebase.
What calls createFnInvoker()?
createFnInvoker() is called by 2 function(s): mergeVNodeHook, updateListeners.

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