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Reduce unnecessary Cow's in Expr.

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This commit is contained in:
Stephen Chung
2020-04-28 19:39:36 +08:00
parent 6351c07bc6
commit 9ad9dd52ab
3 changed files with 36 additions and 39 deletions
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6
src/engine.rs
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@@ -893,7 +893,7 @@ impl Engine {
match dot_lhs {
// id.??? or id[???]
Expr::Variable(id, pos) => {
Expr::Variable(id, _, pos) => {
let (target, typ) = search_scope(scope, id, *pos)?;
// Constants cannot be modified
@@ -1129,7 +1129,7 @@ impl Engine {
Expr::FloatConstant(f, _) => Ok((*f).into()),
Expr::StringConstant(s, _) => Ok(s.to_string().into()),
Expr::CharConstant(c, _) => Ok((*c).into()),
Expr::Variable(id, pos) => search_scope(scope, id, *pos).map(|(v, _)| v.clone()),
Expr::Variable(id, _, pos) => search_scope(scope, id, *pos).map(|(v, _)| v.clone()),
Expr::Property(_, _) => panic!("unexpected property."),
// Statement block
@@ -1141,7 +1141,7 @@ impl Engine {
match lhs.as_ref() {
// name = rhs
Expr::Variable(name, pos) => match scope.get(name) {
Expr::Variable(name, _, pos) => match scope.get(name) {
None => {
return Err(Box::new(EvalAltResult::ErrorVariableNotFound(
name.to_string(),