From 37c09d1ed9af25c056f5161b1f0ac391a36002bf Mon Sep 17 00:00:00 2001
From: Al <albarrentine@gmail.com>
Date: Mon, 15 Feb 2016 20:13:12 -0500
Subject: [PATCH] [api] Adding function to free expansions from expand_address

---
 src/libpostal.c | 7 +++++++
 src/libpostal.h | 3 ++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/libpostal.c b/src/libpostal.c
index 9c3624fb..e597026e 100644
--- a/src/libpostal.c
+++ b/src/libpostal.c
@@ -983,6 +983,13 @@ char **expand_address(char *input, normalize_options_t options, size_t *n) {
 
 }
 
+void expansion_array_destroy(char **expansions, size_t n) {
+    for (size_t i = 0; i < n; i++) {
+        free(expansions[i]);
+    }
+    free(expansions);
+}
+
 void address_parser_response_destroy(address_parser_response_t *self) {
     if (self == NULL) return;
 
diff --git a/src/libpostal.h b/src/libpostal.h
index 8525e03e..30646e59 100644
--- a/src/libpostal.h
+++ b/src/libpostal.h
@@ -66,6 +66,8 @@ normalize_options_t get_libpostal_default_options(void);
 
 char **expand_address(char *input, normalize_options_t options, size_t *n);
 
+void expansion_array_destroy(char **expansions, size_t n);
+
 /*
 Address parser
 */
@@ -89,7 +91,6 @@ address_parser_response_t *parse_address(char *address, address_parser_options_t
 
 // Setup/teardown methods
 
-
 bool libpostal_setup(void);
 void libpostal_teardown(void);