pub fn is_add_flow_outputs420_exception(&self) -> bool {
        matches!(
            &self.kind,
            AddFlowOutputsErrorKind::AddFlowOutputs420Exception(_)
        )
    }
/// Returns `true` if the error kind is `AddFlowOutputsErrorKind::AddFlowOutputs420Exception`.
Returns `true` if the error kind is `AddFlowOutputsErrorKind::AddFlowOutputs420Exception`.
Returns ` true ` if the error kind is ` AddFlowOutputsErrorKind :: AddFlowOutputs420Exception ` .
pub fn is_add_flow_outputs420_exception(&self) -> bool {
        matches!(
            &self.kind,
            AddFlowOutputsErrorKind::AddFlowOutputs420Exception(_)
        )
    }
pub fn is_add_flow_outputs420_exception ( & self ) -> bool { matches ! ( self kind AddFlowOutputsErrorKind AddFlowOutputs420Exception ( ) ) }
Returns `true` if the error kind is `AddFlowOutputsErrorKind::AddFlowOutputs420Exception`.
Returns ` true ` if the error kind is ` AddFlowOutputsErrorKind :: AddFlowOutputs420Exception ` .
&self
&self