Function cxEvaluated

cxEvaluated<TValue, TAsset>(evaluate, byDefault?): Definer<TValue, TAsset>
Creates evaluating context entry definer.

Evaluates entry value at most once per context.
Type Parameters
- TValue
  
  Combined context value type.
- TAsset = TValue
  
  A type of context value assets to combine.
Parameters
- evaluate: ((this, target) => undefined | null | TValue)
  
  Evaluates entry value out. Accepts entry definition target as the only parameter.
  - - (this, target): undefined | null | TValue
    - Parameters
      
      this: void
      
      target: Target<TValue, TAsset, CxValues>
      
      Returns undefined | null | TValue
- byDefault: {
  byDefault?(this, target) => undefined | null | TValue;
  } = {}
  
  Evaluates default entry value. Accepts entry definition target as the only parameter. Evaluates to nothing by default.
  - byDefault?:function
    - byDefault(this, target): undefined | null | TValue
    - Parameters
      
      this: void
      
      target: Target<TValue, TAsset, CxValues>
      
      Returns undefined | null | TValue
      
      Defined in proc7ts/context-values/src/entries/evaluated.entry.ts:22
Returns Definer<TValue, TAsset>
New context entry definer.
- Defined in proc7ts/context-values/src/entries/evaluated.entry.ts:17

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