2020-02-17 14:50:58 -06:00
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//! See docs for `SyntaxError`.
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2019-09-30 03:58:53 -05:00
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2018-11-04 09:45:22 -06:00
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use std::fmt;
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2020-04-24 16:40:41 -05:00
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use crate::{TextRange, TextSize};
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2018-11-04 09:45:22 -06:00
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2020-02-05 18:33:18 -06:00
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/// Represents the result of unsuccessful tokenization, parsing
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2020-02-06 05:00:39 -06:00
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/// or tree validation.
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2018-11-04 09:45:22 -06:00
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#[derive(Debug, Clone, PartialEq, Eq, Hash)]
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2020-02-05 18:33:18 -06:00
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pub struct SyntaxError(String, TextRange);
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// FIXME: there was an unused SyntaxErrorKind previously (before this enum was removed)
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2022-07-08 08:44:49 -05:00
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// It was introduced in this PR: https://github.com/rust-lang/rust-analyzer/pull/846/files#diff-827da9b03b8f9faa1bade5cdd44d5dafR95
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2020-02-05 18:33:18 -06:00
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// but it was not removed by a mistake.
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//
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// So, we need to find a place where to stick validation for attributes in match clauses.
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// Code before refactor:
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// InvalidMatchInnerAttr => {
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// write!(f, "Inner attributes are only allowed directly after the opening brace of the match expression")
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// }
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2019-05-29 02:12:08 -05:00
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2018-11-04 09:45:22 -06:00
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impl SyntaxError {
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2020-02-05 18:33:18 -06:00
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pub fn new(message: impl Into<String>, range: TextRange) -> Self {
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Self(message.into(), range)
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2018-11-05 11:38:34 -06:00
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}
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2020-04-24 16:40:41 -05:00
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pub fn new_at_offset(message: impl Into<String>, offset: TextSize) -> Self {
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Self(message.into(), TextRange::empty(offset))
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2018-11-07 04:35:33 -06:00
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}
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2020-02-09 18:08:49 -06:00
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pub fn range(&self) -> TextRange {
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self.1
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2018-11-05 11:38:34 -06:00
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}
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2020-02-05 18:33:18 -06:00
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pub fn with_range(mut self, range: TextRange) -> Self {
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self.1 = range;
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2018-11-05 11:38:34 -06:00
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self
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}
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}
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impl fmt::Display for SyntaxError {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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2020-02-05 18:33:18 -06:00
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self.0.fmt(f)
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2019-05-07 11:38:26 -05:00
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}
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}
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