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default.update() — vue Function Reference

Architecture documentation for the default.update() function in show.ts from the vue codebase.

Function typescript WebPlatform WebRuntime calls 3

Entity Profile

Dependency Diagram

graph TD
  394714aa_8288_0f42_8564_08fb679a1d9f["default.update()"]
  7fd561ec_fce6_2047_cd39_72d56b004177["locateNode()"]
  394714aa_8288_0f42_8564_08fb679a1d9f -->|calls| 7fd561ec_fce6_2047_cd39_72d56b004177
  b003e13b_30f4_2501_b631_df864fa7941b["enter()"]
  394714aa_8288_0f42_8564_08fb679a1d9f -->|calls| b003e13b_30f4_2501_b631_df864fa7941b
  29af0f73_d62b_5291_e707_1f3301bf3357["leave()"]
  394714aa_8288_0f42_8564_08fb679a1d9f -->|calls| 29af0f73_d62b_5291_e707_1f3301bf3357
  style 394714aa_8288_0f42_8564_08fb679a1d9f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/platforms/web/runtime/directives/show.ts lines 29–48

  update(el: any, { value, oldValue }: VNodeDirective, vnode: VNodeWithData) {
    /* istanbul ignore if */
    if (!value === !oldValue) return
    vnode = locateNode(vnode)
    const transition = vnode.data && vnode.data.transition
    if (transition) {
      vnode.data.show = true
      if (value) {
        enter(vnode, () => {
          el.style.display = el.__vOriginalDisplay
        })
      } else {
        leave(vnode, () => {
          el.style.display = 'none'
        })
      }
    } else {
      el.style.display = value ? el.__vOriginalDisplay : 'none'
    }
  },

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Frequently Asked Questions

What does default.update() do?
default.update() is a function in the vue codebase.
What does default.update() call?
default.update() calls 3 function(s): enter, leave, locateNode.

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