122 lines
3.9 KiB
Rust
122 lines
3.9 KiB
Rust
//! Book keeping for keeping diagnostics easily in sync with the client.
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pub(crate) mod to_proto;
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use std::{mem, sync::Arc};
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use ide::FileId;
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use ide_db::FxHashMap;
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use stdx::hash::{NoHashHashMap, NoHashHashSet};
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use crate::lsp_ext;
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pub(crate) type CheckFixes = Arc<NoHashHashMap<usize, NoHashHashMap<FileId, Vec<Fix>>>>;
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#[derive(Debug, Default, Clone)]
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pub struct DiagnosticsMapConfig {
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pub remap_prefix: FxHashMap<String, String>,
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pub warnings_as_info: Vec<String>,
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pub warnings_as_hint: Vec<String>,
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}
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#[derive(Debug, Default, Clone)]
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pub(crate) struct DiagnosticCollection {
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// FIXME: should be NoHashHashMap<FileId, Vec<ra_id::Diagnostic>>
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pub(crate) native: NoHashHashMap<FileId, Vec<lsp_types::Diagnostic>>,
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// FIXME: should be Vec<flycheck::Diagnostic>
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pub(crate) check: NoHashHashMap<usize, NoHashHashMap<FileId, Vec<lsp_types::Diagnostic>>>,
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pub(crate) check_fixes: CheckFixes,
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changes: NoHashHashSet<FileId>,
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}
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#[derive(Debug, Clone)]
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pub(crate) struct Fix {
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// Fixes may be triggerable from multiple ranges.
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pub(crate) ranges: Vec<lsp_types::Range>,
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pub(crate) action: lsp_ext::CodeAction,
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}
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impl DiagnosticCollection {
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pub(crate) fn clear_check(&mut self, flycheck_id: usize) {
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if let Some(it) = Arc::make_mut(&mut self.check_fixes).get_mut(&flycheck_id) {
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it.clear();
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}
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if let Some(it) = self.check.get_mut(&flycheck_id) {
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self.changes.extend(it.drain().map(|(key, _value)| key));
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}
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}
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pub(crate) fn clear_check_all(&mut self) {
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Arc::make_mut(&mut self.check_fixes).clear();
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self.changes
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.extend(self.check.values_mut().flat_map(|it| it.drain().map(|(key, _value)| key)))
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}
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pub(crate) fn clear_native_for(&mut self, file_id: FileId) {
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self.native.remove(&file_id);
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self.changes.insert(file_id);
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}
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pub(crate) fn add_check_diagnostic(
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&mut self,
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flycheck_id: usize,
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file_id: FileId,
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diagnostic: lsp_types::Diagnostic,
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fix: Option<Fix>,
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) {
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let diagnostics = self.check.entry(flycheck_id).or_default().entry(file_id).or_default();
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for existing_diagnostic in diagnostics.iter() {
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if are_diagnostics_equal(existing_diagnostic, &diagnostic) {
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return;
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}
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}
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let check_fixes = Arc::make_mut(&mut self.check_fixes);
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check_fixes.entry(flycheck_id).or_default().entry(file_id).or_default().extend(fix);
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diagnostics.push(diagnostic);
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self.changes.insert(file_id);
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}
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pub(crate) fn set_native_diagnostics(
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&mut self,
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file_id: FileId,
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diagnostics: Vec<lsp_types::Diagnostic>,
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) {
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if let Some(existing_diagnostics) = self.native.get(&file_id) {
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if existing_diagnostics.len() == diagnostics.len()
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&& diagnostics
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.iter()
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.zip(existing_diagnostics)
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.all(|(new, existing)| are_diagnostics_equal(new, existing))
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{
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return;
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}
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}
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self.native.insert(file_id, diagnostics);
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self.changes.insert(file_id);
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}
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pub(crate) fn diagnostics_for(
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&self,
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file_id: FileId,
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) -> impl Iterator<Item = &lsp_types::Diagnostic> {
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let native = self.native.get(&file_id).into_iter().flatten();
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let check = self.check.values().filter_map(move |it| it.get(&file_id)).flatten();
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native.chain(check)
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}
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pub(crate) fn take_changes(&mut self) -> Option<NoHashHashSet<FileId>> {
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if self.changes.is_empty() {
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return None;
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}
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Some(mem::take(&mut self.changes))
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}
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}
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fn are_diagnostics_equal(left: &lsp_types::Diagnostic, right: &lsp_types::Diagnostic) -> bool {
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left.source == right.source
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&& left.severity == right.severity
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&& left.range == right.range
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&& left.message == right.message
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}
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