error-chain

library0.12.4rscratesunverified

A library for easy error handling and boilerplate reduction.

# Cargo.toml
[dependencies]
error-chain = "0.12.4"

github ↗homepage ↗docs ↗

INSTALL

IMPORT

SIG · ERROR-CHAIN

error-chain

utilityrustv0.12.4

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

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

error_chain

✓ use error_chain::error_chain;

Defines custom error types with automatic From implementations.

use error_chain::error_chain; error_chain! { foreign_links { Io(::std::io::Error); } } fn main() -> Result<()> { let _file = std::fs::File::open("nonexistent.txt")?; Ok(()) }

Debug

Known issues

gotchaMacro-based approach can lead to slower compile times and less IDE support.

fix

Consider using `thiserror` or `anyhow` for modern error handling.

affects: >=0.12.0

Upgrade

Version history

0.12.4latest on crates.io

Audit

Dependencies

No dependency data recorded yet.

Agent activity

2 hits · last 30 days

node

Resources

githubhttps://github.com/rust-lang-nursery/error-chain ↗

homepagehttps://github.com/rust-lang-nursery/error-chain ↗

docshttps://docs.rs/error-chain/ ↗