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// 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! hashmap {
    ($( $key: expr => $value: expr, )+) => { hashmap!($($key => $value),+) };
    ($( $key: expr => $value: expr ),*) => {{
        let mut map = ::std::collections::HashMap::new();
        $( map.insert($key.into(), $value.into()); )*
        map
    }}
}