Use references for switch expressions, if possible.

2020-11-14 16:08:48 +08:00
parent 83c7c101d1
commit 56fbe39b7b
4 changed files with 195 additions and 54 deletions
--- a/src/fn_call.rs
+++ b/src/fn_call.rs
@@ -1042,9 +1042,14 @@ impl Engine {
                    .map(|expr| self.eval_expr(scope, mods, state, lib, this_ptr, expr, level))
                    .collect::<Result<_, _>>()?;

-                let (target, _, _, pos) =
+                let (target, _, typ, pos) =
                    self.search_namespace(scope, mods, state, lib, this_ptr, &args_expr[0])?;

+                let target = match typ {
+                    ScopeEntryType::Normal => target,
+                    ScopeEntryType::Constant => target.into_owned(),
+                };
+
                self.inc_operations(state)
                    .map_err(|err| err.fill_position(pos))?;