Fix shift function.

This commit is contained in:
Stephen Chung 2020-04-24 20:05:34 +08:00
parent fb8459d4de
commit 3cb3dc8e4f

View File

@ -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,