In some situations we don't want a total empty list. I opted for a
dedicated function instead of integrating it as error in the
`split_list` function. It is used in many places and the potential
fallout from unintended behavior changes is too big.
Signed-off-by: Aaron Lauterer <a.laute...@proxmox.com>
---
changes since v2:
* newly added
src/PVE/Tools.pm | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/src/PVE/Tools.pm b/src/PVE/Tools.pm
index 766c809..c8ac6f0 100644
--- a/src/PVE/Tools.pm
+++ b/src/PVE/Tools.pm
@@ -718,6 +718,14 @@ sub split_list {
return @data;
}
+sub check_list_empty {
+ my ($list) = @_;
+ if (scalar(PVE::Tools::split_list($list)) < 1) {
+ return 0;
+ }
+ return 1;
+}
+
sub trim {
my $txt = shift;
--
2.39.2
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