#diff #assert #debugging #color

dev similar-asserts

provides assert_eq! like macros with colorized diff output

11 stable releases

1.7.0 Feb 24, 2025
1.6.1 Jan 19, 2025
1.6.0 Sep 5, 2024
1.5.0 Aug 20, 2023
1.1.0 Feb 27, 2021

#28 in Rust patterns

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885,017 downloads per month
Used in 288 crates (169 directly)

Apache-2.0

35KB
710 lines

similar-asserts

Crates.io License Documentation

similar-asserts is a crate that enhances the default assertion experience by using similar for diffing. It supports comparing either Debug or Serialize representations of values. On failed assertions it renders out a colorized diff to the terminal.

fn main() {
    let reference = vec![1, 2, 3, 4];
    similar_asserts::assert_eq!(reference, (0..4).collect::<Vec<_>>());
}

Dependencies

~0.3–7MB
~48K SLoC