Add get/set/index_get/index_set parameters to rhai_fn.

src/packages/array_basic.rs

@@ -140,7 +140,7 @@ mod array_functions {
 #[cfg(not(feature = "no_object"))]
 #[export_module]
 mod object_functions {
-    #[rhai_fn(name = "get$len")]
+    #[rhai_fn(get = "len")]
     pub fn len(list: &mut Array) -> INT {
         array_functions::len(list)
     }

src/packages/map_basic.rs

@@ -24,7 +24,7 @@ mod map_functions {
     pub fn len(map: &mut Map) -> INT {
         map.len() as INT
     }
-    #[rhai_fn(name = "get$len")]
+    #[rhai_fn(get = "len")]
     pub fn len_prop(map: &mut Map) -> INT {
         len(map)
     }

src/packages/string_more.rs

@@ -342,7 +342,7 @@ mod index_functions {
 #[cfg(not(feature = "no_object"))]
 #[export_module]
 mod object_functions {
-    #[rhai_fn(name = "get$len")]
+    #[rhai_fn(get = "len")]
     pub fn len(s: &mut ImmutableString) -> INT {
         string_functions::len(s)
     }