32 lines
1010 B
Rust
32 lines
1010 B
Rust
use std::fmt::Debug;
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use std::ops::Deref;
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use super::{IErr, Span};
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use ariadne::{Label, Report, ReportKind};
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use nom::error::ErrorKind;
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use nom_greedyerror::{GreedyErrorKind, Position};
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fn span_to_range(input: Span) -> std::ops::Range<usize> {
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input.position()..(input.position() + input.len())
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}
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pub fn convert_error(input: Span, e: IErr<Span>) -> Report {
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let mut labels = Vec::new();
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for err in e.errors {
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let label = match err.1 {
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GreedyErrorKind::Context(ctx) => {
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Label::new(span_to_range(err.0)).with_message(format!("in {ctx}"))
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}
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GreedyErrorKind::Char(c) => Label::new(err.0.position()..err.0.position())
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.with_message(format!("expected {c:?}")),
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GreedyErrorKind::Nom(_) => todo!(),
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};
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labels.push(label);
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}
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let mut rep = Report::build(ReportKind::Error, (), 0).with_message("Parse Error");
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for lbl in labels {
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rep = rep.with_label(lbl)
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}
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rep.finish()
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}
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