genKeyFilter() — vue Function Reference

Architecture documentation for the genKeyFilter() function in events.ts from the vue codebase.

Function typescript VueCore Observer called by 1

Entity Profile

VueCore→ Observer→ genKeyFilter() — vue Function Reference

Dependency Diagram

graph TD
  284f9843_22dd_e10d_8e8b_3886595c5979["genKeyFilter()"]
  53156b1d_131d_a4d4_4575_daa92ec38378["events.ts"]
  284f9843_22dd_e10d_8e8b_3886595c5979 -->|defined in| 53156b1d_131d_a4d4_4575_daa92ec38378
  0b3b08ce_6026_235f_3970_cabc078630b0["genHandler()"]
  0b3b08ce_6026_235f_3970_cabc078630b0 -->|calls| 284f9843_22dd_e10d_8e8b_3886595c5979
  style 284f9843_22dd_e10d_8e8b_3886595c5979 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/compiler/codegen/events.ts lines 145–153

function genKeyFilter(keys: Array<string>): string {
  return (
    // make sure the key filters only apply to KeyboardEvents
    // #9441: can't use 'keyCode' in $event because Chrome autofill fires fake
    // key events that do not have keyCode property...
    `if(!$event.type.indexOf('key')&&` +
    `${keys.map(genFilterCode).join('&&')})return null;`
  )
}