rpc/src/macros.rs

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#[macro_export]
macro_rules! ensure {
    ($cond:expr,$err:expr $(,)?) => {
        if !$cond {
            return std::result::Result::Err($err.into());
        }
    };

    ($cond:expr,$code:expr,$err:expr $(,)?) => {
        if !$cond {
            return std::result::Result::Err($crate::Status::new($code, $err.to_string()));
        }
    };
}