resolveProvided() — vue Function Reference

Architecture documentation for the resolveProvided() function in apiInject.ts from the vue codebase.

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CompilerSFC→ TemplateTransformer→ resolveProvided() — vue Function Reference

Dependency Diagram

graph TD
  082a89ce_8c04_7187_4f22_a3ba3d2afd0b["resolveProvided()"]
  43edafdf_a4b3_d737_84e5_b3a7f3bd233b["apiInject.ts"]
  082a89ce_8c04_7187_4f22_a3ba3d2afd0b -->|defined in| 43edafdf_a4b3_d737_84e5_b3a7f3bd233b
  2f9443d7_a796_b219_1f56_00ff5db7c955["provide()"]
  2f9443d7_a796_b219_1f56_00ff5db7c955 -->|calls| 082a89ce_8c04_7187_4f22_a3ba3d2afd0b
  style 082a89ce_8c04_7187_4f22_a3ba3d2afd0b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/v3/apiInject.ts lines 18–31

export function resolveProvided(vm: Component): Record<string, any> {
  // by default an instance inherits its parent's provides object
  // but when it needs to provide values of its own, it creates its
  // own provides object using parent provides object as prototype.
  // this way in `inject` we can simply look up injections from direct
  // parent and let the prototype chain do the work.
  const existing = vm._provided
  const parentProvides = vm.$parent && vm.$parent._provided
  if (parentProvides === existing) {
    return (vm._provided = Object.create(parentProvides))
  } else {
    return existing
  }
}