isError function
isError returns true is v is a type of error.
Any object implementing the BaseError interface is considered to be an error.
Implementation
@Deprecated('use "err is BaseError" instead.')
bool isError(dynamic v) => v is BaseError;
isError returns true is v is a type of error.
Any object implementing the BaseError interface is considered to be an error.
@Deprecated('use "err is BaseError" instead.')
bool isError(dynamic v) => v is BaseError;