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Introduce Diagnostic trait and remove error rendering in public API
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#![allow(dead_code)] | ||
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#[macro_use] | ||
mod parser_support; | ||
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pub mod cst; | ||
pub mod cursor; | ||
pub mod diagnostic; | ||
pub mod kinds; | ||
pub(crate) mod lexer; | ||
pub mod parse_error; | ||
pub mod parse_output; | ||
pub mod query; | ||
pub mod text_index; | ||
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#[cfg(feature = "slang_napi_interfaces")] | ||
pub mod napi_interface; | ||
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// TODO(#863): replace with the same hierarchy as the product crate: | ||
mod user_defined { | ||
pub mod query { | ||
pub struct UserDefinedQueriesImpl; | ||
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impl crate::query::UserDefinedQueries for UserDefinedQueriesImpl { | ||
// Empty Stub | ||
} | ||
} | ||
} |
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use std::borrow::Cow; | ||
use std::error::Error; | ||
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use crate::text_index::TextRange; | ||
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#[repr(u8)] | ||
pub enum Severity { | ||
Error = 1, | ||
Warning = 2, | ||
Information = 3, | ||
Hint = 4, | ||
} | ||
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pub trait Diagnostic: Error { | ||
fn range(&self) -> TextRange; | ||
fn code(&self) -> Option<Cow<'_, str>> { | ||
None | ||
} | ||
fn severity(&self) -> Severity; | ||
fn message(&self) -> String; | ||
} | ||
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#[cfg(feature = "__private_ariadne")] | ||
pub fn render<D: Diagnostic>(error: &D, source_id: &str, source: &str, with_color: bool) -> String { | ||
use ariadne::{Color, Config, Label, Report, ReportKind, Source}; | ||
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use crate::text_index::TextRangeExtensions as _; | ||
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let kind = match error.severity() { | ||
Severity::Error => ReportKind::Error, | ||
Severity::Warning => ReportKind::Warning, | ||
Severity::Information => ReportKind::Advice, | ||
Severity::Hint => ReportKind::Advice, | ||
}; | ||
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let color = if with_color { Color::Red } else { Color::Unset }; | ||
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let message = error.message(); | ||
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if source.is_empty() { | ||
return format!("{kind}: {message}\n ─[{source_id}:0:0]"); | ||
} | ||
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let range = error.range().char(); | ||
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let report = Report::build(kind, source_id, range.start) | ||
.with_config(Config::default().with_color(with_color)) | ||
.with_message(message) | ||
.with_label( | ||
Label::new((source_id, range)) | ||
.with_color(color) | ||
.with_message("Error occurred here."), | ||
) | ||
.finish(); | ||
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let mut result = vec![]; | ||
report | ||
.write((source_id, Source::from(&source)), &mut result) | ||
.expect("Failed to write report"); | ||
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return String::from_utf8(result) | ||
.expect("Failed to convert report to utf8") | ||
.trim() | ||
.to_string(); | ||
} |
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51 changes: 51 additions & 0 deletions
51
crates/codegen/runtime/cargo/src/runtime/napi_interface/diagnostic.rs
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use napi_derive::napi; | ||
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use crate::napi_interface::text_index::TextRange; | ||
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/// Severity of the compiler diagnostic. | ||
/// | ||
/// Explicitly compatible with the LSP protocol. | ||
#[napi(namespace = "diagnostic")] | ||
pub enum Severity { | ||
Error = 1, | ||
Warning = 2, | ||
Information = 3, | ||
Hint = 4, | ||
} | ||
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impl From<crate::diagnostic::Severity> for Severity { | ||
fn from(value: crate::diagnostic::Severity) -> Severity { | ||
match value { | ||
crate::diagnostic::Severity::Error => Self::Error, | ||
crate::diagnostic::Severity::Warning => Self::Warning, | ||
crate::diagnostic::Severity::Information => Self::Information, | ||
crate::diagnostic::Severity::Hint => Self::Hint, | ||
} | ||
} | ||
} | ||
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#[napi(namespace = "diagnostic")] | ||
pub struct Diagnostic(pub(crate) Box<dyn crate::diagnostic::Diagnostic>); | ||
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#[napi(namespace = "diagnostic")] | ||
impl Diagnostic { | ||
#[napi] | ||
pub fn severity(&self) -> Severity { | ||
self.0.severity().into() | ||
} | ||
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#[napi(ts_return_type = "text_index.TextRange")] | ||
pub fn text_range(&self) -> TextRange { | ||
self.0.range().into() | ||
} | ||
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#[napi] | ||
pub fn message(&self) -> String { | ||
self.0.message() | ||
} | ||
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#[napi] | ||
pub fn code(&self) -> String { | ||
self.0.code().unwrap_or_default().into_owned() | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,5 +1,6 @@ | ||
pub mod cst; | ||
pub mod cursor; | ||
pub mod diagnostic; | ||
pub mod parse_error; | ||
pub mod parse_output; | ||
pub mod query; | ||
|
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21 changes: 20 additions & 1 deletion
21
crates/codegen/runtime/npm/src/runtime/napi-bindings/generated/index.d.ts
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4 changes: 3 additions & 1 deletion
4
crates/codegen/runtime/npm/src/runtime/napi-bindings/generated/index.js
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