=item *
-C<'jokers'> converts C<?> to C<.> and C<*> to C<.*> ;
+C<'jokers'>
+
+Converts C<?> to C<.> and C<*> to C<.*>.
'a**\\*b??\\?c' ==> 'a.*\\*b..\\?c'
=item *
-C<'sql'> converts C<_> to C<.> and C<%> to C<.*> ;
+C<'sql'>
+
+Converts C<_> to C<.> and C<%> to C<.*>.
'a%%\\%b__\\_c' ==> 'a.*\\%b..\\_c'
=item *
-C<'commas'> converts all C<,> to C<|> and puts the complete resulting regular expression inside C<(?: ... )> ;
+C<'commas'>
+
+Converts all C<,> to C<|> and puts the complete resulting regular expression inside C<(?: ... )>.
'a,b{c,d},e' ==> '(?:a|b\\{c|d\\}|e)'
=item *
-C<'brackets'> converts all matching C<{ ... , ... }> brackets to C<(?: ... | ... )> alternations.
+C<'brackets'>
+
+Converts all matching C<{ ... , ... }> brackets to C<(?: ... | ... )> alternations.
If some brackets are unbalanced, it tries to substitute as many of them as possible, and then escape the remaining unmatched C<{> and C<}>.
-Commas outside of any bracket-delimited block are also escaped ;
+Commas outside of any bracket-delimited block are also escaped.
'a,b{c,d},e' ==> 'a\\,b(?:c|d)\\,e'
'{a\\{b,c}d,e}' ==> '(?:a\\{b|c)d\\,e\\}'
=item *
-C<'groups'> keeps the parenthesis C<( ... )> of the original string without escaping them.
+C<'groups'>
+
+Keeps the parenthesis C<( ... )> of the original string without escaping them.
Currently, no check is done to ensure that the parenthesis are matching.
'a(b(c))d\\(\\)' ==> (no change)
=item *
-C<'anchors'> prevents the I<beginning-of-line> C<^> and I<end-of-line> C<$> anchors to be escaped.
+C<'anchors'>
+
+Prevents the I<beginning-of-line> C<^> and I<end-of-line> C<$> anchors to be escaped.
Since C<[...]> character class are currently escaped, a C<^> will always be interpreted as I<beginning-of-line>.
'a^b$c' ==> (no change)
=item *
-C<'single'> will capture all unescaped I<"exactly one"> metacharacters, i.e. C<?> for wildcards or C<_> for SQL ;
+C<'single'>
+
+Captures all unescaped I<"exactly one"> metacharacters, i.e. C<?> for wildcards or C<_> for SQL.
'a???b\\??' ==> 'a(.)(.)(.)b\\?(.)'
'a___b\\__' ==> 'a(.)(.)(.)b\\_(.)'
=item *
-C<'any'> will capture all unescaped I<"any"> metacharacters, i.e. C<*> for wildcards or C<%> for SQL ;
+C<'any'>
+
+Captures all unescaped I<"any"> metacharacters, i.e. C<*> for wildcards or C<%> for SQL.
'a***b\\**' ==> 'a(.*)b\\*(.*)'
'a%%%b\\%%' ==> 'a(.*)b\\%(.*)'
=item *
-C<'greedy'>, when used in conjunction with C<'any'>, will make the C<'any'> captures greedy (by default they are not) ;
+C<'greedy'>
+
+When used in conjunction with C<'any'>, it makes the C<'any'> captures greedy (by default they are not).
'a***b\\**' ==> 'a(.*?)b\\*(.*?)'
'a%%%b\\%%' ==> 'a(.*?)b\\%(.*?)'
=item *
-C<'brackets'> will capture matching C<{ ... , ... }> alternations.
+C<'brackets'>
+
+Capture matching C<{ ... , ... }> alternations.
'a{b\\},\\{c}' ==> 'a(b\\}|\\{c)'