custom-error

library1.9.2rscratesunverified

Define custom errors without boilerplate using the custom_error! macro.

# Cargo.toml
[dependencies]
custom_error = "1.9.2"

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SIG · CUSTOM-ERROR

custom-error

utilityrustv1.9.2

harness data pending

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Code

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Verified import paths — ran on the pinned version, not inferred.

custom_error

✓ use custom_error::custom_error;

Defines a custom error enum with Display and Error impls via macro.

use custom_error::custom_error; custom_error! { MyError NotFound{ item: String } = "{item} not found", PermissionDenied = "permission denied", } fn example() -> Result<(), MyError> { Err(MyError::NotFound { item: "file.txt".into() }) } println!("{}", example().unwrap_err());

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Version history

1.9.2latest on crates.io

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Resources

githubhttps://github.com/lovasoa/custom_error ↗

homepagehttps://github.com/lovasoa/custom_error ↗

docshttps://docs.rs/custom_error/ ↗