Fix shift function.
@@ -78,7 +78,7 @@ def_package!(crate:BasicArrayPackage:"Basic array utilities.", lib, {
lib,
"shift",
|list: &mut Array| {
- if !list.is_empty() {
+ if list.is_empty() {
().into()
} else {
list.remove(0)
@@ -106,6 +106,8 @@ def_package!(crate:BasicArrayPackage:"Basic array utilities.", lib, {
|list: &mut Array, len: INT| {
if len >= 0 {
list.truncate(len as usize);
+ } else {
+ list.clear();
}
},
map,
