- \s* # whitespace or end
- # of directive
- )
- *) # 0 or more parameters
- \]\] # directive closed
- }{$handle->($1, $2, $3)}sexg;
+ *)? # 0 or more parameters
+ \]\] # directive closed
+ }sx;
+ } else {
+ $regex = qr{
+ (\\?) # 1: escape?
+ \[\[(!?) # directive open; 2: optional prefix
+ ([-\w]+) # 3: command
+ \s+
+ ( # 4: the parameters..
+ (?:
+ (?:[-\w]+=)? # named parameter key?
+ (?:
+ """.*?""" # triple-quoted value
+ |
+ "[^"]+" # single-quoted value
+ |
+ [^\s\]]+ # unquoted value
+ )
+ \s* # whitespace or end
+ # of directive
+ )
+ *) # 0 or more parameters
+ \]\] # directive closed
+ }sx;
+ }
+
+ $content =~ s{$regex}{$handle->($1, $2, $3, $4)}eg;