84ac80f192
The previous commit updated `rustfmt.toml` appropriately. This commit is the outcome of running `x fmt --all` with the new formatting options.
24 lines
671 B
Rust
24 lines
671 B
Rust
use rustc_data_structures::fx::FxHashMap;
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use crate::ErrCode;
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#[derive(Debug)]
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pub struct InvalidErrorCode;
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#[derive(Clone)]
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pub struct Registry {
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long_descriptions: FxHashMap<ErrCode, &'static str>,
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}
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impl Registry {
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pub fn new(long_descriptions: &[(ErrCode, &'static str)]) -> Registry {
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Registry { long_descriptions: long_descriptions.iter().copied().collect() }
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}
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/// Returns `InvalidErrorCode` if the code requested does not exist in the
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/// registry.
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pub fn try_find_description(&self, code: ErrCode) -> Result<&'static str, InvalidErrorCode> {
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self.long_descriptions.get(&code).copied().ok_or(InvalidErrorCode)
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}
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}
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