Fix typos.

Cargo.toml

@@ -32,7 +32,7 @@ only_i32 = []       # set INT=i32 (useful for 32-bit systems)
 only_i64 = []       # set INT=i64 (default) and disable support for all other integer types
 no_index = []       # no arrays and indexing
 no_object = []      # no custom objects
-no_function = [ "no_closure "]  # no script-defined functions (meaning no closures)
+no_function = [ "no_closure" ]  # no script-defined functions (meaning no closures)
 no_closure = []     # no automatic sharing and capture of anonymous functions to external variables
 no_module = []      # no modules
 internals = []      # expose internal data structures

src/fn_call.rs

@@ -228,9 +228,9 @@ impl Engine {
 
             // Run external function
             let result = if func.is_plugin_fn() {
-                func.get_plugin_fn().call(args, Position::none())?
+                func.get_plugin_fn().call(args, Position::none())
             } else {
-                func.get_native_fn()(self, lib, args)?
+                func.get_native_fn()(self, lib, args)
             };
 
             // Restore the original reference