--- alexandria-book-collection-manager-0.7.6/lib/alexandria/preferences.rb.negative 2020-11-03 00:35:57.573343839 +0900
+++ alexandria-book-collection-manager-0.7.6/lib/alexandria/preferences.rb 2020-11-03 00:37:21.996312604 +0900
@@ -242,7 +242,7 @@ module Alexandria
true
when "false" # bool
false
- when /^[0-9]+$/ # int
+ when /^-?[0-9]+$/ # int
value.to_i
when /^\[(.*)\]$/ # list (assume of type String)
Regexp.last_match[1].split(",")