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use annotate_snippets::display_list::DisplayList;
use annotate_snippets::formatter::DisplayListFormatter;
use annotate_snippets::snippet::{Annotation, AnnotationType, Slice, Snippet, SourceAnnotation};
pub struct Warning {
snippet: Snippet,
}
impl Warning {
pub fn new(label: impl ToString) -> Self {
Self {
snippet: Snippet {
title: Some(Annotation {
label: Some(label.to_string()),
id: None,
annotation_type: AnnotationType::Warning,
}),
slices: vec![],
footer: vec![],
},
}
}
pub fn warning(
mut self,
line_start: usize,
start: usize,
end: usize,
source: impl ToString,
label: impl ToString,
) -> Self {
self.snippet.slices.push(Slice {
source: source.to_string(),
line_start,
origin: None,
fold: false,
annotations: vec![SourceAnnotation {
label: label.to_string(),
annotation_type: AnnotationType::Warning,
range: (start, end),
}],
});
self
}
pub fn help(mut self, label: impl ToString) -> Self {
self.snippet.footer.push(Annotation {
label: Some(label.to_string()),
id: None,
annotation_type: AnnotationType::Help,
});
self
}
pub fn to_string(self) -> String {
let dl = DisplayList::from(self.snippet);
let dlf = DisplayListFormatter::new(true, false);
format!("{}", dlf.format(&dl))
}
}