Release v0.2.2, added matches
for regular expression support
$ echo '{}' | jp 'matches(`"foobarbaz"`, `"baz"`)'
true
$ echo '{}' | jp 'matches(`"This and these"`, `"t(his|h[eo]se)"`)'
true
$ echo '{}' | jp 'matches(`"Those people"`, `"t(his|h[eo]se)"`)'
false
$ echo '{}' | jp 'matches(`"THOSE people"`, `"(?i)t(his|h[eo]se)"`)'
true
$ echo '"foobarbaz"' | jp 'matches(@, `"baz"`)'
true