Shrink arrays to fit

oxc-project · Sep 11, 2024 · 1e9d7ef · 1e9d7ef
1 parent 19ab835
commit 1e9d7ef
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/crates/oxc_semantic/src/builder.rs b/crates/oxc_semantic/src/builder.rs
@@ -251,6 +251,11 @@ impl<'a> SemanticBuilder<'a> {
                 Counts::assert_accurate(&actual_counts, &counts);
             }
 
+            // Shrink arrays to required size, to recover memory
+            self.nodes.shrink_to(self.nodes.len());
+            self.scope.shrink_to(self.scope.len());
+            self.symbols.shrink_to(self.symbols.len(), self.symbols.references.len());
+
             // Checking syntax error on module record requires scope information from the previous AST pass
             if self.check_syntax_error {
                 checker::check_module_record(&self);