Interface PropertyFn

Represents a function that defines a property assertion for a given name. Asserts that the property name exists on the target object.

PropertyFn<T>(
    name: string | number | symbol,
    value?: T,
    evalMsg?: MsgSource,
): IPropertyResultOp
Asserts that the property exists on the target object.
Type Parameters
- T
  The type of the property value.
Parameters
- name: string | number | symbol
  The name of the property.
- Optionalvalue: T
  The expected value of the property.
- OptionalevalMsg: MsgSource
  The evaluation message source.
Returns IPropertyResultOp
A new assertion instance this with the value of the property.

Throws
AssertionFailure if the property does not exist.

Throws
AssertionFailure if the property value does not match the expected value.
- Defined in assert/interface/funcs/PropertyFn.ts:27