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khora_io/asset/
decoder.rs

1// Copyright 2025 eraflo
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15//! Asset decoder trait — raw bytes to typed asset.
16
17use khora_core::asset::Asset;
18use std::error::Error;
19
20/// A trait for types that can decode a specific kind of asset from raw bytes.
21///
22/// Each implementation handles one asset type (e.g., `CpuTexture`, `Mesh`, `SoundData`).
23/// Concrete decoders live in `khora-lanes` (they also implement `Lane` for identity).
24pub trait AssetDecoder<A: Asset> {
25    /// Parses a byte slice and converts it into an instance of the asset `A`.
26    fn load(&self, bytes: &[u8]) -> Result<A, Box<dyn Error + Send + Sync>>;
27}