diff options
Diffstat (limited to 'mrblib/array.rb')
| -rw-r--r-- | mrblib/array.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mrblib/array.rb b/mrblib/array.rb index aa50ac181..8c81d80f1 100644 --- a/mrblib/array.rb +++ b/mrblib/array.rb @@ -97,6 +97,18 @@ class Array ret end end + + # internal method to convert multi-value to single value + def __to_svalue + case self.size + when 0 + return nil + when 1 + self[0] + else + self + end + end end ## |