warnNonPresent() — vue Function Reference

Architecture documentation for the warnNonPresent() function in proxy.ts from the vue codebase.

Function typescript VueCore Instance called by 2

Entity Profile

VueCore→ Instance→ warnNonPresent() — vue Function Reference

Dependency Diagram

graph TD
  225b159e_429a_ea37_26f6_13b9e4bf4593["warnNonPresent()"]
  581d7f4f_49fe_9174_eacc_5863a2fab073["proxy.ts"]
  225b159e_429a_ea37_26f6_13b9e4bf4593 -->|defined in| 581d7f4f_49fe_9174_eacc_5863a2fab073
  2f11d03d_deec_1b26_2da6_057b69b521ea["hasHandler.has()"]
  2f11d03d_deec_1b26_2da6_057b69b521ea -->|calls| 225b159e_429a_ea37_26f6_13b9e4bf4593
  ef409ad1_83b7_b07d_48a3_2605a0ecb497["getHandler.get()"]
  ef409ad1_83b7_b07d_48a3_2605a0ecb497 -->|calls| 225b159e_429a_ea37_26f6_13b9e4bf4593
  style 225b159e_429a_ea37_26f6_13b9e4bf4593 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/core/instance/proxy.ts lines 16–25

  const warnNonPresent = (target, key) => {
    warn(
      `Property or method "${key}" is not defined on the instance but ` +
        'referenced during render. Make sure that this property is reactive, ' +
        'either in the data option, or for class-based components, by ' +
        'initializing the property. ' +
        'See: https://v2.vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.',
      target
    )
  }