From 89ffc2e60a7e7473504721874596e7bebcce896a Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Fri, 12 Aug 2022 17:55:32 -0700
Subject: Chapter 26.5

---
 clox/src/table.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'clox/src/table.c')

diff --git a/clox/src/table.c b/clox/src/table.c
index ae34ab0..134f455 100644
--- a/clox/src/table.c
+++ b/clox/src/table.c
@@ -141,6 +141,15 @@ ObjString *tableFindString(Table *table, const char *chars, int length,
   }
 }
 
+void tableRemoveWhite(Table *table) {
+  for (int i = 0; i < table->capacity; i++) {
+    Entry *entry = &table->entries[i];
+    if (entry->key != NULL && !entry->key->obj.isMarked) {
+      tableDelete(table, entry->key);
+    }
+  }
+}
+
 void markTable(Table *table) {
   for (int i = 0; i < table->capacity; i++) {
     Entry *entry = &table->entries[i];
-- 
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