annotate-snippets 0.12.15

Format diagnostic reports, including highlighting snippets of text
Documentation 
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use annotate_snippets::{AnnotationKind, Group, Level, Renderer, Snippet, renderer::DecorStyle};

fn main() {
    let report = &[
        Level::ERROR
            .primary_title("mismatched types")
            .id("E0308")
            .element(
                Snippet::source("        slices: vec![\"A\",")
                    .line_start(13)
                    .path("src/multislice.rs")
                    .annotation(AnnotationKind::Primary.span(21..24).label(
                        "expected struct `annotate_snippets::snippet::Slice`, found reference",
                    )),
            ),
        Group::with_title(Level::NOTE.secondary_title(
            "expected type: `snippet::Annotation`\n   found type: `__&__snippet::Annotation`",
        )),
    ];

    let renderer = Renderer::styled().decor_style(DecorStyle::Unicode);
    anstream::println!("{}", renderer.render(report));
}