mirror of
https://github.com/pjh456/OxideJS.git
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37 lines
999 B
Rust
37 lines
999 B
Rust
//! 解析错误类型。
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//!
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//! [`OxideError`] 把 oxc 的 `OxcDiagnostic` 归一化为引擎可消费的
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//! 消息 + 字节区间,供 `parse` 返回错误列表。
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use std::fmt;
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/// 一条解析错误:消息与出错源码区间(`(start, end)` 字节偏移)。
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#[derive(Debug, Clone)]
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pub struct OxideError {
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pub message: String,
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pub span: (usize, usize),
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}
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impl fmt::Display for OxideError {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(f, "{} at {:?}", self.message, self.span)
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}
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}
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impl std::error::Error for OxideError {}
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impl From<oxc_diagnostics::OxcDiagnostic> for OxideError {
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fn from(diag: oxc_diagnostics::OxcDiagnostic) -> Self {
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let span = diag
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.labels
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.clone()
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.and_then(|labels| labels.first().map(|l| (l.offset(), l.offset() + l.len())))
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.unwrap_or((0, 0));
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OxideError {
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message: diag.message.to_string(),
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span,
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}
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}
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}
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