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Add semantic highlighting to variable references

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This commit is contained in:
Sofia 2025-08-03 18:32:35 +03:00
parent 3f3de9e2c0
commit 6a9133baff
1 changed files with 15 additions and 1 deletions
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16
reid-lsp/src/analysis.rs
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@ -167,6 +167,7 @@ impl<'a> AnalysisScope<'a> {
{
for idx in meta.range.start..=meta.range.end {
if let Some(token) = self.tokens.get(idx) {
// dbg!(idx, token);
if pred(&token.token) {
return idx;
}
@ -360,6 +361,8 @@ pub fn analyze_block(
let symbol = scope.state.new_symbol(idx, SemanticKind::Variable);
scope.state.set_symbol(idx, symbol);
scope.variables.insert(named_variable_ref.1.clone(), symbol);
analyze_expr(context, source_module, expression, scope);
}
mir::StmtKind::Set(lhs, rhs) => {
analyze_expr(context, source_module, lhs, scope);
@ -395,7 +398,18 @@ pub fn analyze_expr(
);
match &expr.0 {
mir::ExprKind::Variable(_) => {}
mir::ExprKind::Variable(var_ref) => {
scope.state.init_types(&var_ref.2, Some(var_ref.0.clone()));
let idx = scope.token_idx(&var_ref.2, |t| matches!(t, Token::Identifier(_)));
let symbol = if let Some(symbol_id) = scope.variables.get(&var_ref.1) {
*symbol_id
} else {
scope.state.new_symbol(idx, SemanticKind::Variable)
};
scope.state.set_symbol(idx, symbol);
scope.variables.insert(var_ref.1.clone(), symbol);
}
mir::ExprKind::Indexed(value, _, index_expr) => {
analyze_expr(context, source_module, &value, scope);
analyze_expr(context, source_module, &index_expr, scope);