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DecoratorFactory.mergeWithOwn() method

This method is called by the default implementation of the decorator function to merge the spec argument from the decoration with the own metadata for a class, all properties, all methods, or all method parameters that are decorated by this decorator.

It MUST be overridden by subclasses to process own metadata.


protected mergeWithOwn(ownMetadata: M, target: Object, member?: string | symbol, descriptorOrIndex?: TypedPropertyDescriptor<any> | number): M;


Parameter Type Description
ownMetadata M Own Metadata exists locally on the target
target Object Decoration target
member string | symbol (Optional) Optional property or method
descriptorOrIndex TypedPropertyDescriptor<any> | number (Optional) Optional parameter index or method descriptor