array: mark array_capacity argument as const

1 files changed, 1 insertions, 1 deletions

diff --git a/array.c b/array.c
index cb4fc1c..7aec158 100644
--- a/array.c
+++ b/array.c
@@ -128,7 +128,7 @@ size_t array_length(const Array *arr) {
 	return arr->len;
 }
 
-size_t array_capacity(Array *arr) {
+size_t array_capacity(const Array *arr) {
 	return arr->count;
 }