directives.ts — vue Source File

Architecture documentation for directives.ts, a typescript file in the vue codebase. 5 imports, 1 dependents.

File typescript VueCore Instance 5 imports 1 dependents 6 functions

Entity Profile

VueCore→ Instance→ directives.ts — vue Source File

Dependency Diagram

graph LR
  a07220f3_beb1_7821_9810_d794a7a56504["directives.ts"]
  7f2e8dff_3298_ebe0_d86e_250235fb5e75["patch"]
  a07220f3_beb1_7821_9810_d794a7a56504 --> 7f2e8dff_3298_ebe0_d86e_250235fb5e75
  90a2398a_1498_3263_c62e_0c064dd2c9b3["index"]
  a07220f3_beb1_7821_9810_d794a7a56504 --> 90a2398a_1498_3263_c62e_0c064dd2c9b3
  0b94d479_4c91_cb17_f853_bbf7580e667b["index"]
  a07220f3_beb1_7821_9810_d794a7a56504 --> 0b94d479_4c91_cb17_f853_bbf7580e667b
  ba925ef2_b0f4_efe3_c23d_fe293c46b2c1["vnode"]
  a07220f3_beb1_7821_9810_d794a7a56504 --> ba925ef2_b0f4_efe3_c23d_fe293c46b2c1
  64c87498_c46a_6944_ab9d_8e45519852a8["component"]
  a07220f3_beb1_7821_9810_d794a7a56504 --> 64c87498_c46a_6944_ab9d_8e45519852a8
  ffbd8cbb_fbc3_c5be_ca89_db209c2d38b1["index.ts"]
  ffbd8cbb_fbc3_c5be_ca89_db209c2d38b1 --> a07220f3_beb1_7821_9810_d794a7a56504
  style a07220f3_beb1_7821_9810_d794a7a56504 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

import { emptyNode } from 'core/vdom/patch'
import { resolveAsset, handleError } from 'core/util/index'
import { mergeVNodeHook } from 'core/vdom/helpers/index'
import type { VNodeDirective, VNodeWithData } from 'types/vnode'
import type { Component } from 'types/component'

export default {
  create: updateDirectives,
  update: updateDirectives,
  destroy: function unbindDirectives(vnode: VNodeWithData) {
    // @ts-expect-error emptyNode is not VNodeWithData
    updateDirectives(vnode, emptyNode)
  }
}

function updateDirectives(oldVnode: VNodeWithData, vnode: VNodeWithData) {
  if (oldVnode.data.directives || vnode.data.directives) {
    _update(oldVnode, vnode)
  }
}

function _update(oldVnode, vnode) {
  const isCreate = oldVnode === emptyNode
  const isDestroy = vnode === emptyNode
  const oldDirs = normalizeDirectives(
    oldVnode.data.directives,
    oldVnode.context
  )
  const newDirs = normalizeDirectives(vnode.data.directives, vnode.context)

  const dirsWithInsert: any[] = []
  const dirsWithPostpatch: any[] = []

  let key, oldDir, dir
  for (key in newDirs) {
    oldDir = oldDirs[key]
    dir = newDirs[key]
    if (!oldDir) {
      // new directive, bind
      callHook(dir, 'bind', vnode, oldVnode)
      if (dir.def && dir.def.inserted) {
        dirsWithInsert.push(dir)
      }
    } else {
      // existing directive, update
      dir.oldValue = oldDir.value
      dir.oldArg = oldDir.arg
      callHook(dir, 'update', vnode, oldVnode)
      if (dir.def && dir.def.componentUpdated) {
        dirsWithPostpatch.push(dir)
      }
    }
  }

  if (dirsWithInsert.length) {
    const callInsert = () => {
      for (let i = 0; i < dirsWithInsert.length; i++) {
        callHook(dirsWithInsert[i], 'inserted', vnode, oldVnode)
      }
    }
// ... (78 more lines)