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//! LSP diagnostic utility types.
use serde::{Deserialize, Serialize};
/// Describes the severity level of a [`Diagnostic`].
#[derive(Debug, Clone, Copy, Eq, PartialEq, PartialOrd, Ord, Deserialize, Serialize)]
pub enum Severity {
Hint,
Info,
Warning,
Error,
}
impl Default for Severity {
fn default() -> Self {
Self::Hint
}
}
/// A range of `char`s within the text.
#[derive(Debug, Clone, Copy, PartialOrd, Ord, PartialEq, Eq)]
pub struct Range {
pub start: usize,
pub end: usize,
}
#[derive(Debug, Eq, Hash, PartialEq, Clone, Deserialize, Serialize)]
pub enum NumberOrString {
Number(i32),
String(String),
}
#[derive(Debug, Clone)]
pub enum DiagnosticTag {
Unnecessary,
Deprecated,
}
/// Corresponds to [`lsp_types::Diagnostic`](https://docs.rs/lsp-types/0.94.0/lsp_types/struct.Diagnostic.html)
#[derive(Debug, Clone)]
pub struct Diagnostic {
pub range: Range,
pub line: usize,
pub message: String,
pub severity: Option<Severity>,
pub code: Option<NumberOrString>,
pub language_server_id: usize,
pub tags: Vec<DiagnosticTag>,
pub source: Option<String>,
pub data: Option<serde_json::Value>,
}
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