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