callHook() — vue Function Reference

Architecture documentation for the callHook() function in directives.ts from the vue codebase.

Function typescript CoreRuntime Observer called by 1

Entity Profile

CoreRuntime→ Observer→ callHook() — vue Function Reference

Dependency Diagram

graph TD
  d43e4463_1e94_bd27_ddb6_976c6d01d70f["callHook()"]
  8dce6c3f_4a73_cd05_13cf_97c1f249a21d["directives.ts"]
  d43e4463_1e94_bd27_ddb6_976c6d01d70f -->|defined in| 8dce6c3f_4a73_cd05_13cf_97c1f249a21d
  0479eac9_5df3_020d_a364_dc6eb24f49f3["_update()"]
  0479eac9_5df3_020d_a364_dc6eb24f49f3 -->|calls| d43e4463_1e94_bd27_ddb6_976c6d01d70f
  style d43e4463_1e94_bd27_ddb6_976c6d01d70f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/core/vdom/modules/directives.ts lines 128–137

function callHook(dir, hook, vnode, oldVnode, isDestroy?: any) {
  const fn = dir.def && dir.def[hook]
  if (fn) {
    try {
      fn(vnode.elm, dir, vnode, oldVnode, isDestroy)
    } catch (e: any) {
      handleError(e, vnode.context, `directive ${dir.name} ${hook} hook`)
    }
  }
}