impl drop for Index (#10)

Author: gkorland

examples/hello_redisearch.rs

@@ -1,8 +1,8 @@
 #[macro_use]
 extern crate redis_module;
 
-use redisearch_api::{self, init, Document, FieldType, Index};
 use redis_module::{Context, NextArg, RedisError, RedisResult};
+use redisearch_api::{self, init, Document, FieldType, Index};
 
 fn hello_redisearch(_: &Context, args: Vec<String>) -> RedisResult {
     let mut args = args.into_iter().skip(1);

src/index.rs

@@ -97,6 +97,12 @@ impl Index {
     }
 }
 
+impl Drop for Index {
+    fn drop(&mut self) {
+        unsafe { raw::RediSearch_DropIndex(self.inner) }
+    }
+}
+
 pub struct ResultsIterator<'idx> {
     inner: *mut RSResultsIterator,
     index: &'idx Index,