Since listings labels are passed as an argument of their own, we need
to strip the \protect flag.
// NOTE that } is not allowed in blah2.
regex const reg("(.*)\\\\label\\{(.*?)\\}(.*)");
string const new_cap("$1$3},label={$2");
// NOTE that } is not allowed in blah2.
regex const reg("(.*)\\\\label\\{(.*?)\\}(.*)");
string const new_cap("$1$3},label={$2");
+ // Remove potential \protect'ion of \label.
+ docstring capstr = subst(cap.str, from_ascii("\\protect\\label"),
+ from_ascii("\\label"));
// TexString validity: the substitution preserves the number of newlines.
// Moreover we assume that $2 does not contain newlines, so that the texrow
// information remains accurate.
// Replace '\n' with an improbable character from Private Use Area-A
// and then return to '\n' after the regex replacement.
// TexString validity: the substitution preserves the number of newlines.
// Moreover we assume that $2 does not contain newlines, so that the texrow
// information remains accurate.
// Replace '\n' with an improbable character from Private Use Area-A
// and then return to '\n' after the regex replacement.
- docstring const capstr = subst(cap.str, char_type('\n'), 0xffffd);
+ capstr = subst(capstr, char_type('\n'), 0xffffd);
cap.str = subst(from_utf8(regex_replace(to_utf8(capstr), reg, new_cap)),
0xffffd, char_type('\n'));
return cap;
cap.str = subst(from_utf8(regex_replace(to_utf8(capstr), reg, new_cap)),
0xffffd, char_type('\n'));
return cap;