JsDefined

Tries to convert the node into a T, throwing an exception if it can't. An implicit Reads[T] must be defined.

Tries to convert the node into a T. An implicit Reads[T] must be defined. Any error is mapped to None

If this result is defined return this. Otherwise return alternative.

Tries to convert the node into a JsValue

Transforms this node into a JsResult using provided Json transformer Reads[JsValue]

Tries to convert the node into a JsResult[T] (Success or Error). An implicit Reads[T] must be defined.

If this result contains JsNull or is undefined, returns JsSuccess(None). Otherwise returns the result of validating as an A and wrapping the result in a Some.