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32 lines
1.1 KiB
Rust
32 lines
1.1 KiB
Rust
// Copyright 2017 Jeremy Wall <jeremy@marzhillstudios.com>
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! The traits used by the ucg compiler for converting Val intermediate format into the output formats..
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use std::error::Error;
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use std::io::Write;
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use std::rc::Rc;
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use std::result;
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use build::Val;
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pub type Result = result::Result<(), Box<Error>>;
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/// The trait that Converters from Val to different output formats for the
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/// final conversion stage of the ucg compiler.
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pub trait Converter {
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fn convert(&self, vs: Rc<Val>, w: &mut Write) -> Result;
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fn file_ext(&self) -> String;
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fn description(&self) -> String;
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}
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