rust: add custom error types with thiserror
Swadhin Biswas committed 7 months ago
eccddd0
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commit eccddd0
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Showing 1 changed file+24-0
▼RUST/src/error.rs
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1 | +use thiserror::Error; | |
2 | + | |
3 | +#[derive(Debug, Error)] | |
4 | +pub enum GCCError { | |
5 | + #[error("GCC workspace already exists at {path}")] | |
6 | + AlreadyExists { path: String }, | |
7 | + | |
8 | + #[error("GCC workspace not found at {path}")] | |
9 | + NotFound { path: String }, | |
10 | + | |
11 | + #[error("Branch '{name}' already exists")] | |
12 | + BranchExists { name: String }, | |
13 | + | |
14 | + #[error("Branch '{name}' not found")] | |
15 | + BranchNotFound { name: String }, | |
16 | + | |
17 | + #[error("IO error: {0}")] | |
18 | + Io(#[from] std::io::Error), | |
19 | + | |
20 | + #[error("YAML parse error: {0}")] | |
21 | + Yaml(#[from] serde_yaml::Error), | |
22 | +} | |
23 | + | |
24 | +pub type Result<T> = std::result::Result<T, GCCError>; | |
0 | 25 | |