feat(string): implemented has string function

Include/Fledasty/Strings/String.h

@@ -52,6 +52,7 @@ FledastyError fledasty_string_replace_string(FledastyString *current_string, cha
 FledastyError fledasty_string_clear(FledastyString *current_string);
 FledastyError fledasty_string_shrink_to_fit(FledastyString *current_string);
 
+bool fledasty_string_has_string(const FledastyString *current_string, char *character_string, const size_t character_string_size);
 static inline bool fledasty_string_is_empty(const FledastyString *current_string) { return current_string == NULL || current_string->size == 0; }
 
 #endif

Src/Strings/String.c

@@ -268,6 +268,23 @@ FledastyError fledasty_string_shrink_to_fit(FledastyString *current_string) {
     if (hallocy_free(previous_string) != HALLOCY_ERROR_NONE) {
         return FLEDASTY_ERROR_FAILED_ALLOCATION;
     }
-    
+
     return FLEDASTY_ERROR_NONE;
 }
+
+bool fledasty_string_has_string(const FledastyString *current_string, char *character_string, const size_t character_string_size) {
+    if (current_string == NULL || character_string == NULL || character_string_size == 0) {
+        return false;
+    }
+
+    size_t index = 0;
+    while (index < current_string->size - character_string_size) {
+        if (hallocy_compare_memory(current_string->character_string + index, character_string, character_string_size)) {
+            return true;
+        }
+
+        index += 1;
+    }
+
+    return false;
+}

Tests/Main.c

@@ -303,6 +303,9 @@ int main() {
     printf("Replace: %s\n", normal_test_string.character_string);
 
     fledasty_string_shrink_to_fit(&normal_test_string);
+    if (fledasty_string_has_string(&normal_test_string, "bye", 3)) {
+        printf("String contains bye!\n");
+    }
 
     fledasty_string_clear(&normal_test_string);
     if (fledasty_string_is_empty(&normal_test_string)) {