error_snippet 0.2.0

Library for reporting fancy diagnostics to the console
Documentation 
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use error_snippet_derive::Diagnostic;
use insta::assert_snapshot;

use crate::render;

#[test]
fn single_line() {
    #[derive(Debug, Diagnostic)]
    #[diagnostic(message = "foo", help = "better luck next time!")]
    struct Foo {}

    assert_snapshot!(render(Foo {}));
}

#[test]
fn multiple_lines() {
    #[derive(Debug, Diagnostic)]
    #[diagnostic(message = "foo", help = "better luck next time!\nyou'll get there!")]
    struct Foo {}

    assert_snapshot!(render(Foo {}));
}

#[test]
fn multiple_helps() {
    #[derive(Debug, Diagnostic)]
    #[diagnostic(message = "foo", help = "better luck next time!", help = "you'll get there!")]
    struct Foo {}

    assert_snapshot!(render(Foo {}));
}