bson 0.1.0

Encoding and decoding support for BSON in Rust
// The MIT License (MIT)

// Copyright (c) 2015 Y. T. Chung <zonyitoo@gmail.com>

// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

use encoder::{Encoder, EncoderResult};
use bson::{Document, Array, ToBson};

pub trait Encodable {
    fn encode(&self, &mut Encoder) -> EncoderResult<()>;
}

impl Encodable for Document {
    fn encode(&self, e: &mut Encoder) -> EncoderResult<()> {
        e.encode_document(self)
    }
}

impl Encodable for Array {
    fn encode(&self, e: &mut Encoder) -> EncoderResult<()> {
        e.encode_array(self)
    }
}

impl<T: ToBson> Encodable for [T] {
    fn encode(&self, e: &mut Encoder) -> EncoderResult<()> {
        e.encode_array(&self.iter().map(|x| x.to_bson()).collect())
    }
}