#include "support/lstrings.h"
#include "support/regex.h"
+#include <map>
using namespace std;
using namespace lyx::support;
namespace lyx {
+
+// Helper class for deciding what should be ignored
+class IgnoreFormats {
+ public:
+ ///
+ IgnoreFormats()
+ : ignoreFamily_(false), ignoreSeries_(false),
+ ignoreShape_(false), ignoreUnderline_(false),
+ ignoreMarkUp_(false), ignoreStrikeOut_(false),
+ ignoreSectioning_(false), ignoreFrontMatter_(true),
+ ignoreColor_(false), ignoreLanguage_(false) {}
+ ///
+ bool getFamily() { return ignoreFamily_; };
+ ///
+ bool getSeries() { return ignoreSeries_; };
+ ///
+ bool getShape() { return ignoreShape_; };
+ ///
+ bool getUnderline() { return ignoreUnderline_; };
+ ///
+ bool getMarkUp() { return ignoreMarkUp_; };
+ ///
+ bool getStrikeOut() { return ignoreStrikeOut_; };
+ ///
+ bool getSectioning() { return ignoreSectioning_; };
+ ///
+ bool getFrontMatter() { return ignoreFrontMatter_; };
+ ///
+ bool getColor() { return ignoreColor_; };
+ ///
+ bool getLanguage() { return ignoreLanguage_; };
+ ///
+ void setIgnoreFormat(string type, bool value);
+
+private:
+ ///
+ bool ignoreFamily_;
+ ///
+ bool ignoreSeries_;
+ ///
+ bool ignoreShape_;
+ ///
+ bool ignoreUnderline_;
+ ///
+ bool ignoreMarkUp_;
+ ///
+ bool ignoreStrikeOut_;
+ ///
+ bool ignoreSectioning_;
+ ///
+ bool ignoreFrontMatter_;
+ ///
+ bool ignoreColor_;
+ ///
+ bool ignoreLanguage_;
+};
+
+
+void IgnoreFormats::setIgnoreFormat(string type, bool value)
+{
+ if (type == "color") {
+ ignoreColor_ = value;
+ }
+ else if (type == "language") {
+ ignoreLanguage_ = value;
+ }
+ else if (type == "sectioning") {
+ ignoreSectioning_ = value;
+ ignoreFrontMatter_ = value;
+ }
+ else if (type == "font") {
+ ignoreSeries_ = value;
+ ignoreShape_ = value;
+ ignoreFamily_ = value;
+ }
+ else if (type == "series") {
+ ignoreSeries_ = value;
+ }
+ else if (type == "shape") {
+ ignoreShape_ = value;
+ }
+ else if (type == "family") {
+ ignoreFamily_ = value;
+ }
+ else if (type == "markup") {
+ ignoreMarkUp_ = value;
+ }
+ else if (type == "underline") {
+ ignoreUnderline_ = value;
+ }
+ else if (type == "strike") {
+ ignoreStrikeOut_ = value;
+ }
+}
+
+// The global variable that can be changed from outside
+IgnoreFormats ignoreFormats;
+
+
+void setIgnoreFormat(string type, bool value)
+{
+ ignoreFormats.setIgnoreFormat(type, value);
+}
+
+
namespace {
bool parse_bool(docstring & howto)
escape_map.push_back(P("\\]", "\\{\\]\\}"));
escape_map.push_back(P("\\^", "(?:\\^|\\\\textasciicircum\\{\\}|\\\\textasciicircum|\\\\mathcircumflex)"));
escape_map.push_back(P("%", "\\\\\\%"));
+ escape_map.push_back(P("#", "\\\\#"));
}
return escape_map;
}
string par_as_string;
// regular expression to use for searching
lyx::regex regexp;
- // same as regexp, but prefixed with a ".*"
+ // same as regexp, but prefixed with a ".*?"
lyx::regex regexp2;
// leading format material as string
string lead_as_string;
otexstream os(ods);
runparams.nice = true;
runparams.flavor = OutputParams::LATEX;
- runparams.linelen = 80; //lyxrc.plaintext_linelen;
+ runparams.linelen = 100000; //lyxrc.plaintext_linelen;
// No side effect of file copying and image conversion
runparams.dryrun = true;
+ runparams.for_search = true;
pit_type const endpit = buffer.paragraphs().size();
for (pit_type pit = 0; pit != endpit; ++pit) {
TeXOnePar(buffer, buffer.text(), pit, os, runparams);
{
string t = s;
// @TODO Support \item[text]
- // Kornel: Added textsf, textit and noun
- while (regex_replace(t, t, REGEX_BOS "\\\\(emph|noun|text(bf|sf|it)|subsubsection|subsection|section|subparagraph|paragraph|part)\\*?\\{", "")
+ // Kornel: Added textsl, textsf, textit, texttt and noun
+ // + allow to search for colored text too
+ while (regex_replace(t, t, REGEX_BOS "\\\\(((footnotesize|tiny|scriptsize|small|large|Large|LARGE|huge|Huge|emph|noun|minisec|text(bf|md|sl|sf|it|tt))|((textcolor|foreignlanguage)\\{[a-z]+\\})|(u|uu)line|(s|x)out|uwave)|((sub)?(((sub)?section)|paragraph)|part|chapter)\\*?)\\{", "")
|| regex_replace(t, t, REGEX_BOS "\\$", "")
|| regex_replace(t, t, REGEX_BOS "\\\\\\[ ", "")
- || regex_replace(t, t, REGEX_BOS "\\\\item ", "")
+ || regex_replace(t, t, REGEX_BOS " ?\\\\item\\{[a-z]+\\}", "")
|| regex_replace(t, t, REGEX_BOS "\\\\begin\\{[a-zA-Z_]*\\*?\\} ", ""))
- LYXERR(Debug::FIND, " after removing leading $, \\[ , \\emph{, \\textbf{, etc.: '" << t << "'");
+ ;
+ LYXERR(Debug::FIND, " after removing leading $, \\[ , \\emph{, \\textbf{, etc.: '" << t << "'");
return s.find(t);
}
+/*
+ * Given a latexified string, retrieve some handled features
+ * The features of the regex will later be compared with the features
+ * of the searched text. If the regex features are not a
+ * subset of the analized, then, in not format ignoring search
+ * we can early stop the search in the relevant inset.
+ */
+typedef map<string, bool> Features;
+
+static Features identifyFeatures(string const & s)
+{
+ static regex const feature("\\\\(([a-z]+(\\{([a-z]+)\\}|\\*)?))\\{");
+ static regex const valid("^(((footnotesize|tiny|scriptsize|small|large|Large|LARGE|huge|Huge|emph|noun|text(bf|md|sl|sf|it|tt)|(textcolor|foreignlanguage|item)\\{[a-z]+\\})|(u|uu)line|(s|x)out|uwave)|((sub)?(((sub)?section)|paragraph)|part|chapter)\\*?)$");
+ smatch sub;
+ bool displ = true;
+ Features info;
+
+ for (sregex_iterator it(s.begin(), s.end(), feature), end; it != end; ++it) {
+ sub = *it;
+ if (displ) {
+ if (sub.str(1).compare("regexp") == 0) {
+ displ = false;
+ continue;
+ }
+ string token = sub.str(1);
+ smatch sub2;
+ if (regex_match(token, sub2, valid)) {
+ info[token] = true;
+ }
+ else {
+ // ignore
+ }
+ }
+ else {
+ if (sub.str(1).compare("endregexp") == 0) {
+ displ = true;
+ continue;
+ }
+ }
+ }
+ return(info);
+}
+
+/*
+ * defines values features of a key "\\[a-z]+{"
+ */
+class KeyInfo {
+ public:
+ enum KeyType {
+ /* Char type with content discarded
+ * like \hspace{1cm} */
+ noContent,
+ /* Char, like \backslash */
+ isChar,
+ /* \part, \section*, ... */
+ isSectioning,
+ /* \foreignlanguage{ngerman}, ... */
+ isMain,
+ /* inside \code{} or \footnote{}
+ * to discard language in content */
+ noMain,
+ isRegex,
+ /* \begin{eqnarray}...\end{eqnarray}, ... $...$ */
+ isMath,
+ /* fonts, colors, markups, ... */
+ isStandard,
+ /* footnotesize, ... large, ...
+ * Ignore all of them */
+ isSize,
+ invalid,
+ /* inputencoding, shortcut, ...
+ * Discard also content, because they do not help in search */
+ doRemove,
+ /* twocolumns, ...
+ * like remove, but also all arguments */
+ removeWithArg,
+ /* item, listitem */
+ isList,
+ /* tex, latex, ... like isChar */
+ isIgnored,
+ /* like \lettrine[lines=5]{}{} */
+ cleanToStart,
+ /* End of arguments marker for lettrine,
+ * so that they can be ignored */
+ endArguments
+ };
+ KeyInfo()
+ : keytype(invalid),
+ head(""),
+ _tokensize(-1),
+ _tokenstart(-1),
+ _dataStart(-1),
+ _dataEnd(-1),
+ parenthesiscount(1),
+ disabled(false),
+ used(false)
+ {};
+ KeyInfo(KeyType type, int parcount, bool disable)
+ : keytype(type),
+ _tokensize(-1),
+ _tokenstart(-1),
+ _dataStart(-1),
+ _dataEnd(-1),
+ parenthesiscount(parcount),
+ disabled(disable),
+ used(false) {};
+ KeyType keytype;
+ string head;
+ int _tokensize;
+ int _tokenstart;
+ int _dataStart;
+ int _dataEnd;
+ int parenthesiscount;
+ bool disabled;
+ bool used; /* by pattern */
+};
+
+class Border {
+ public:
+ Border(int l=0, int u=0) : low(l), upper(u) {};
+ int low;
+ int upper;
+};
+
+#define MAXOPENED 30
+class Intervall {
+ bool isPatternString;
+ public:
+ explicit Intervall(bool isPattern) :
+ isPatternString(isPattern),
+ ignoreidx(-1),
+ actualdeptindex(0) { depts[0] = 0; closes[0] = 0;};
+ string par;
+ int ignoreidx;
+ int depts[MAXOPENED];
+ int closes[MAXOPENED];
+ int actualdeptindex;
+ Border borders[2*MAXOPENED];
+ int previousNotIgnored(int);
+ int nextNotIgnored(int);
+ void handleOpenP(int i);
+ void handleCloseP(int i, bool closingAllowed);
+ void resetOpenedP(int openPos);
+ void addIntervall(int upper);
+ void addIntervall(int low, int upper); /* if explicit */
+ void setForDefaultLang(int upTo);
+ int findclosing(int start, int end, char up, char down, int repeat);
+ void handleParentheses(int lastpos, bool closingAllowed);
+ void output(ostringstream &os, int lastpos);
+ // string show(int lastpos);
+};
+
+void Intervall::setForDefaultLang(int upTo)
+{
+ // Enable the use of first token again
+ if (ignoreidx >= 0) {
+ if (borders[0].low < upTo)
+ borders[0].low = upTo;
+ if (borders[0].upper < upTo)
+ borders[0].upper = upTo;
+ }
+}
+
+static void checkDepthIndex(int val)
+{
+ static int maxdepthidx = MAXOPENED-2;
+ if (val > maxdepthidx) {
+ maxdepthidx = val;
+ LYXERR0("maxdepthidx now " << val);
+ }
+}
+
+static void checkIgnoreIdx(int val)
+{
+ static int maxignoreidx = 2*MAXOPENED - 4;
+ if (val > maxignoreidx) {
+ maxignoreidx = val;
+ LYXERR0("maxignoreidx now " << val);
+ }
+}
+
+/*
+ * Expand the region of ignored parts of the input latex string
+ * The region is only relevant in output()
+ */
+void Intervall::addIntervall(int low, int upper)
+{
+ int idx;
+ if (low == upper) return;
+ for (idx = ignoreidx+1; idx > 0; --idx) {
+ if (low > borders[idx-1].upper) {
+ break;
+ }
+ }
+ Border br(low, upper);
+ if (idx > ignoreidx) {
+ borders[idx] = br;
+ ignoreidx = idx;
+ checkIgnoreIdx(ignoreidx);
+ return;
+ }
+ else {
+ // Expand only if one of the new bound is inside the interwall
+ // We know here that br.low > borders[idx-1].upper
+ if (br.upper < borders[idx].low) {
+ // We have to insert at this pos
+ for (int i = ignoreidx+1; i > idx; --i) {
+ borders[i] = borders[i-1];
+ }
+ borders[idx] = br;
+ ignoreidx += 1;
+ checkIgnoreIdx(ignoreidx);
+ return;
+ }
+ // Here we know, that we are overlapping
+ if (br.low > borders[idx].low)
+ br.low = borders[idx].low;
+ // check what has to be concatenated
+ int count = 0;
+ for (int i = idx; i <= ignoreidx; i++) {
+ if (br.upper >= borders[i].low) {
+ count++;
+ if (br.upper < borders[i].upper)
+ br.upper = borders[i].upper;
+ }
+ else {
+ break;
+ }
+ }
+ // count should be >= 1 here
+ borders[idx] = br;
+ if (count > 1) {
+ for (int i = idx + count; i <= ignoreidx; i++) {
+ borders[i-count+1] = borders[i];
+ }
+ ignoreidx -= count - 1;
+ return;
+ }
+ }
+}
+
+void Intervall::handleOpenP(int i)
+{
+ actualdeptindex++;
+ depts[actualdeptindex] = i+1;
+ closes[actualdeptindex] = -1;
+ checkDepthIndex(actualdeptindex);
+}
+
+void Intervall::handleCloseP(int i, bool closingAllowed)
+{
+ if (actualdeptindex <= 0) {
+ if (! closingAllowed)
+ LYXERR(Debug::FIND, "Bad closing parenthesis in latex"); /* should not happen, but the latex input may be wrong */
+ // if we are at the very end
+ addIntervall(i, i+1);
+ }
+ else {
+ closes[actualdeptindex] = i+1;
+ actualdeptindex--;
+ }
+}
+
+void Intervall::resetOpenedP(int openPos)
+{
+ // Used as initializer for foreignlanguage entry
+ actualdeptindex = 1;
+ depts[1] = openPos+1;
+ closes[1] = -1;
+}
+
+int Intervall::previousNotIgnored(int start)
+{
+ int idx = 0; /* int intervalls */
+ for (idx = ignoreidx; idx >= 0; --idx) {
+ if (start > borders[idx].upper)
+ return start;
+ if (start >= borders[idx].low)
+ start = borders[idx].low-1;
+ }
+ return start;
+}
+
+int Intervall::nextNotIgnored(int start)
+{
+ int idx = 0; /* int intervalls */
+ for (idx = 0; idx <= ignoreidx; idx++) {
+ if (start < borders[idx].low)
+ return start;
+ if (start < borders[idx].upper)
+ start = borders[idx].upper;
+ }
+ return start;
+}
+
+typedef map<string, KeyInfo> KeysMap;
+typedef vector< KeyInfo> Entries;
+static KeysMap keys = map<string, KeyInfo>();
+
+class LatexInfo {
+ private:
+ int entidx;
+ Entries entries;
+ Intervall interval;
+ void buildKeys(bool);
+ void buildEntries(bool);
+ void makeKey(const string &, KeyInfo, bool isPatternString);
+ void processRegion(int start, int region_end); /* remove {} parts */
+ void removeHead(KeyInfo&, int count=0);
+
+ public:
+ LatexInfo(string par, bool isPatternString) : entidx(-1), interval(isPatternString) {
+ interval.par = par;
+ buildKeys(isPatternString);
+ entries = vector<KeyInfo>();
+ buildEntries(isPatternString);
+ };
+ int getFirstKey() {
+ entidx = 0;
+ if (entries.empty()) {
+ return (-1);
+ }
+ return 0;
+ };
+ int getNextKey() {
+ entidx++;
+ if (int(entries.size()) > entidx) {
+ return entidx;
+ }
+ else {
+ return (-1);
+ }
+ };
+ bool setNextKey(int idx) {
+ if ((idx == entidx) && (entidx >= 0)) {
+ entidx--;
+ return true;
+ }
+ else
+ return false;
+ };
+ int find(int start, KeyInfo::KeyType keytype) {
+ if (start < 0)
+ return (-1);
+ int tmpIdx = start;
+ while (tmpIdx < int(entries.size())) {
+ if (entries[tmpIdx].keytype == keytype)
+ return tmpIdx;
+ tmpIdx++;
+ }
+ return(-1);
+ };
+ int process(ostringstream &os, KeyInfo &actual);
+ int dispatch(ostringstream &os, int previousStart, KeyInfo &actual);
+ // string show(int lastpos) { return interval.show(lastpos);};
+ int nextNotIgnored(int start) { return interval.nextNotIgnored(start);};
+ KeyInfo &getKeyInfo(int keyinfo) {
+ static KeyInfo invalidInfo = KeyInfo();
+ if ((keyinfo < 0) || ( keyinfo >= int(entries.size())))
+ return invalidInfo;
+ else
+ return entries[keyinfo];
+ };
+ void setForDefaultLang(int upTo) {interval.setForDefaultLang(upTo);};
+ void addIntervall(int low, int up) { interval.addIntervall(low, up); };
+};
+
+
+int Intervall::findclosing(int start, int end, char up = '{', char down = '}', int repeat = 1)
+{
+ int skip = 0;
+ int depth = 0;
+ repeat--;
+ for (int i = start; i < end; i += 1 + skip) {
+ char c;
+ c = par[i];
+ skip = 0;
+ if (c == '\\') skip = 1;
+ else if (c == up) {
+ depth++;
+ }
+ else if (c == down) {
+ if (depth == 0) {
+ if ((repeat <= 0) || (par[i+1] != up))
+ return i;
+ }
+ --depth;
+ }
+ }
+ return end;
+}
+
+class MathInfo {
+ class MathEntry {
+ public:
+ string wait;
+ size_t mathEnd;
+ size_t mathStart;
+ size_t mathSize;
+ };
+ size_t actualIdx;
+ vector<MathEntry> entries;
+ public:
+ MathInfo() {
+ actualIdx = 0;
+ }
+ void insert(string wait, size_t start, size_t end) {
+ MathEntry m = MathEntry();
+ m.wait = wait;
+ m.mathStart = start;
+ m.mathEnd = end;
+ m.mathSize = end - start;
+ entries.push_back(m);
+ }
+ bool empty() { return entries.empty(); };
+ size_t getEndPos() {
+ if (entries.empty() || (actualIdx >= entries.size())) {
+ return 0;
+ }
+ return entries[actualIdx].mathEnd;
+ }
+ size_t getStartPos() {
+ if (entries.empty() || (actualIdx >= entries.size())) {
+ return 100000; /* definitely enough? */
+ }
+ return entries[actualIdx].mathStart;
+ }
+ size_t getFirstPos() {
+ actualIdx = 0;
+ return getStartPos();
+ }
+ size_t getSize() {
+ if (entries.empty() || (actualIdx >= entries.size())) {
+ return size_t(0);
+ }
+ return entries[actualIdx].mathSize;
+ }
+ void incrEntry() { actualIdx++; };
+};
+
+void LatexInfo::buildEntries(bool isPatternString)
+{
+ static regex const rmath("\\$|\\\\\\[|\\\\\\]|\\\\(begin|end)\\{((eqnarray|equation|flalign|gather|multline|align|alignat)\\*?)\\}");
+ static regex const rkeys("\\$|\\\\\\[|\\\\\\]|\\\\((([a-zA-Z]+\\*?)(\\{([a-z]+\\*?)\\}|=[0-9]+[a-z]+)?))");
+ static bool disableLanguageOverride = false;
+ smatch sub, submath;
+ bool evaluatingRegexp = false;
+ MathInfo mi;
+ bool evaluatingMath = false;
+ bool evaluatingCode = false;
+ size_t codeEnd = 0;
+ bool evaluatingOptional = false;
+ size_t optionalEnd = 0;
+ int codeStart = -1;
+ KeyInfo found;
+ bool math_end_waiting = false;
+ size_t math_pos = 10000;
+ string math_end;
+
+ for (sregex_iterator itmath(interval.par.begin(), interval.par.end(), rmath), end; itmath != end; ++itmath) {
+ submath = *itmath;
+ if (math_end_waiting) {
+ size_t pos = submath.position(size_t(0));
+ if ((math_end == "$") &&
+ (submath.str(0) == "$") &&
+ (interval.par[pos-1] != '\\')) {
+ mi.insert("$", math_pos, pos + 1);
+ math_end_waiting = false;
+ }
+ else if ((math_end == "\\]") &&
+ (submath.str(0) == "\\]")) {
+ mi.insert("\\]", math_pos, pos + 2);
+ math_end_waiting = false;
+ }
+ else if ((submath.str(1).compare("end") == 0) &&
+ (submath.str(2).compare(math_end) == 0)) {
+ mi.insert(math_end, math_pos, pos + submath.str(0).length());
+ math_end_waiting = false;
+ }
+ else
+ continue;
+ }
+ else {
+ if (submath.str(1).compare("begin") == 0) {
+ math_end_waiting = true;
+ math_end = submath.str(2);
+ math_pos = submath.position(size_t(0));
+ }
+ else if (submath.str(0).compare("\\[") == 0) {
+ math_end_waiting = true;
+ math_end = "\\]";
+ math_pos = submath.position(size_t(0));
+ }
+ else if (submath.str(0) == "$") {
+ size_t pos = submath.position(size_t(0));
+ if ((pos == 0) || (interval.par[pos-1] != '\\')) {
+ math_end_waiting = true;
+ math_end = "$";
+ math_pos = pos;
+ }
+ }
+ }
+ }
+ // Ignore language if there is math somewhere in pattern-string
+ if (isPatternString) {
+ if (! mi.empty()) {
+ // Disable language
+ keys["foreignlanguage"].disabled = true;
+ disableLanguageOverride = true;
+ }
+ else
+ disableLanguageOverride = false;
+ }
+ else {
+ if (disableLanguageOverride) {
+ keys["foreignlanguage"].disabled = true;
+ }
+ }
+ math_pos = mi.getFirstPos();
+ for (sregex_iterator it(interval.par.begin(), interval.par.end(), rkeys), end; it != end; ++it) {
+ sub = *it;
+ string key = sub.str(3);
+ if (key == "") {
+ if (sub.str(0)[0] == '\\')
+ key = sub.str(0)[1];
+ else {
+ key = sub.str(0);
+ if (key == "$") {
+ size_t k_pos = sub.position(size_t(0));
+ if ((k_pos > 0) && (interval.par[k_pos - 1] == '\\')) {
+ // Escaped '$', ignoring
+ continue;
+ }
+ }
+ }
+ };
+ if (evaluatingRegexp) {
+ if (sub.str(1).compare("endregexp") == 0) {
+ evaluatingRegexp = false;
+ // found._tokenstart already set
+ found._dataEnd = sub.position(size_t(0)) + 13;
+ found._dataStart = found._dataEnd;
+ found._tokensize = found._dataEnd - found._tokenstart;
+ found.parenthesiscount = 0;
+ }
+ }
+ else {
+ if (evaluatingMath) {
+ if (size_t(sub.position(size_t(0))) < mi.getEndPos())
+ continue;
+ evaluatingMath = false;
+ mi.incrEntry();
+ math_pos = mi.getStartPos();
+ }
+ if (keys.find(key) == keys.end()) {
+ found = KeyInfo(KeyInfo::isStandard, 0, true);
+ if (isPatternString) {
+ found.keytype = KeyInfo::isChar;
+ found.disabled = false;
+ found.used = true;
+ }
+ keys[key] = found;
+ }
+ else
+ found = keys[key];
+ if (key.compare("regexp") == 0) {
+ evaluatingRegexp = true;
+ found._tokenstart = sub.position(size_t(0));
+ found._tokensize = 0;
+ continue;
+ }
+ }
+ // Handle the other params of key
+ if (found.keytype == KeyInfo::isIgnored)
+ continue;
+ else if (found.keytype == KeyInfo::isMath) {
+ if (size_t(sub.position(size_t(0))) == math_pos) {
+ found = keys[key];
+ found._tokenstart = sub.position(size_t(0));
+ found._tokensize = mi.getSize();
+ found._dataEnd = found._tokenstart + found._tokensize;
+ found._dataStart = found._dataEnd;
+ found.parenthesiscount = 0;
+ evaluatingMath = true;
+ }
+ else {
+ // begin|end of unknown env, discard
+ // First handle tables
+ // longtable|tabular
+ bool discardComment;
+ found = keys[key];
+ found.keytype = KeyInfo::doRemove;
+ if ((sub.str(5).compare("longtable") == 0) ||
+ (sub.str(5).compare("tabular") == 0)) {
+ discardComment = true; /* '%' */
+ }
+ else {
+ discardComment = false;
+ static regex const removeArgs("^(multicols|multipar|sectionbox|subsectionbox|tcolorbox)$");
+ smatch sub2;
+ string token = sub.str(5);
+ if (regex_match(token, sub2, removeArgs)) {
+ found.keytype = KeyInfo::removeWithArg;
+ }
+ }
+ // discard spaces before pos(0)
+ int pos = sub.position(size_t(0));
+ int count;
+ for (count = 0; pos - count > 0; count++) {
+ char c = interval.par[pos-count-1];
+ if (discardComment) {
+ if ((c != ' ') && (c != '%'))
+ break;
+ }
+ else if (c != ' ')
+ break;
+ }
+ found._tokenstart = pos - count;
+ if (sub.str(1).compare(0, 5, "begin") == 0) {
+ size_t pos1 = pos + sub.str(0).length();
+ if (sub.str(5).compare("cjk") == 0) {
+ pos1 = interval.findclosing(pos1+1, interval.par.length()) + 1;
+ if ((interval.par[pos1] == '{') && (interval.par[pos1+1] == '}'))
+ pos1 += 2;
+ found.keytype = KeyInfo::isMain;
+ found._dataStart = pos1;
+ found._dataEnd = interval.par.length();
+ found.disabled = keys["foreignlanguage"].disabled;
+ found.used = keys["foreignlanguage"].used;
+ found._tokensize = pos1 - found._tokenstart;
+ found.head = interval.par.substr(found._tokenstart, found._tokensize);
+ }
+ else {
+ while (interval.par[pos1] == '[') {
+ pos1 = interval.findclosing(pos1+1, interval.par.length(), '[', ']')+1;
+ }
+ if (interval.par[pos1] == '{') {
+ found._dataEnd = interval.findclosing(pos1+1, interval.par.length()) + 1;
+ }
+ else {
+ found._dataEnd = pos1;
+ }
+ found._dataStart = found._dataEnd;
+ found._tokensize = count + found._dataEnd - pos;
+ found.parenthesiscount = 0;
+ found.disabled = true;
+ }
+ }
+ else {
+ // Handle "\end{...}"
+ found._dataStart = pos + sub.str(0).length();
+ found._dataEnd = found._dataStart;
+ found._tokensize = count + found._dataEnd - pos;
+ found.parenthesiscount = 0;
+ found.disabled = true;
+ }
+ }
+ }
+ else if (found.keytype != KeyInfo::isRegex) {
+ found._tokenstart = sub.position(size_t(0));
+ if (found.parenthesiscount == 0) {
+ // Probably to be discarded
+ size_t following_pos = sub.position(size_t(0)) + sub.str(3).length() + 1;
+ char following = interval.par[following_pos];
+ if (following == ' ')
+ found.head = "\\" + sub.str(3) + " ";
+ else if (following == '=') {
+ // like \uldepth=1000pt
+ found.head = sub.str(0);
+ }
+ else
+ found.head = "\\" + key;
+ found._tokensize = found.head.length();
+ found._dataEnd = found._tokenstart + found._tokensize;
+ found._dataStart = found._dataEnd;
+ }
+ else {
+ int params = found._tokenstart + key.length() + 1;
+ if (evaluatingOptional) {
+ if (size_t(found._tokenstart) > optionalEnd) {
+ evaluatingOptional = false;
+ }
+ else {
+ found.disabled = true;
+ }
+ }
+ int optend = params;
+ while (interval.par[optend] == '[') {
+ // discard optional parameters
+ optend = interval.findclosing(optend+1, interval.par.length(), '[', ']') + 1;
+ }
+ if (optend > params) {
+ key += interval.par.substr(params, optend-params);
+ evaluatingOptional = true;
+ optionalEnd = optend;
+ }
+ string token = sub.str(5);
+ int closings = found.parenthesiscount;
+ if (found.parenthesiscount == 1) {
+ found.head = "\\" + key + "{";
+ }
+ else if (found.parenthesiscount > 1) {
+ if (token != "") {
+ found.head = sub.str(0) + "{";
+ closings = found.parenthesiscount - 1;
+ }
+ else {
+ found.head = "\\" + key + "{";
+ }
+ }
+ found._dataStart = found._tokenstart + found.head.length();
+ if (interval.par.substr(found._dataStart-1, 15).compare("\\endarguments{}") == 0) {
+ found._dataStart += 15;
+ }
+ size_t endpos = interval.findclosing(found._dataStart, interval.par.length(), '{', '}', closings);
+ if (found.keytype == KeyInfo::isList) {
+ // Check if it really is list env
+ static regex const listre("^([a-z]+)$");
+ smatch sub2;
+ if (!regex_match(token, sub2, listre)) {
+ // Change the key of this entry. It is not in a list/item environment
+ found.keytype = KeyInfo::endArguments;
+ }
+ }
+ if (found.keytype == KeyInfo::noMain) {
+ evaluatingCode = true;
+ codeEnd = endpos;
+ codeStart = found._dataStart;
+ }
+ else if (evaluatingCode) {
+ if (size_t(found._dataStart) > codeEnd)
+ evaluatingCode = false;
+ else if (found.keytype == KeyInfo::isMain) {
+ // Disable this key, treate it as standard
+ found.keytype = KeyInfo::isStandard;
+ found.disabled = true;
+ if ((codeEnd == interval.par.length()) &&
+ (found._tokenstart == codeStart)) {
+ // trickery, because the code inset starts
+ // with \selectlanguage ...
+ codeEnd = endpos;
+ if (entries.size() > 1) {
+ entries[entries.size()-1]._dataEnd = codeEnd;
+ }
+ }
+ }
+ }
+ if ((endpos == interval.par.length()) &&
+ (found.keytype == KeyInfo::doRemove)) {
+ // Missing closing => error in latex-input?
+ // therefore do not delete remaining data
+ found._dataStart -= 1;
+ found._dataEnd = found._dataStart;
+ }
+ else
+ found._dataEnd = endpos;
+ }
+ if (isPatternString) {
+ keys[key].used = true;
+ }
+ }
+ entries.push_back(found);
+ }
+}
+
+void LatexInfo::makeKey(const string &keysstring, KeyInfo keyI, bool isPatternString)
+{
+ stringstream s(keysstring);
+ string key;
+ const char delim = '|';
+ while (getline(s, key, delim)) {
+ KeyInfo keyII(keyI);
+ if (isPatternString) {
+ keyII.used = false;
+ }
+ else if ( !keys[key].used)
+ keyII.disabled = true;
+ keys[key] = keyII;
+ }
+}
+
+void LatexInfo::buildKeys(bool isPatternString)
+{
+
+ static bool keysBuilt = false;
+ if (keysBuilt && !isPatternString) return;
+
+ // Known standard keys with 1 parameter.
+ // Split is done, if not at start of region
+ makeKey("textsf|textss|texttt", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getFamily()), isPatternString);
+ makeKey("textbf", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getSeries()), isPatternString);
+ makeKey("textit|textsc|textsl", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getShape()), isPatternString);
+ makeKey("uuline|uline|uwave", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getUnderline()), isPatternString);
+ makeKey("emph|noun", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getMarkUp()), isPatternString);
+ makeKey("sout|xout", KeyInfo(KeyInfo::isStandard, 1, ignoreFormats.getStrikeOut()), isPatternString);
+
+ makeKey("section|subsection|subsubsection|paragraph|subparagraph|minisec",
+ KeyInfo(KeyInfo::isSectioning, 1, ignoreFormats.getSectioning()), isPatternString);
+ makeKey("section*|subsection*|subsubsection*|paragraph*",
+ KeyInfo(KeyInfo::isSectioning, 1, ignoreFormats.getSectioning()), isPatternString);
+ makeKey("part|part*|chapter|chapter*", KeyInfo(KeyInfo::isSectioning, 1, ignoreFormats.getSectioning()), isPatternString);
+ makeKey("title|subtitle|author|subject|publishers|dedication|uppertitleback|lowertitleback|extratitle|lyxaddress|lyxrightaddress", KeyInfo(KeyInfo::isSectioning, 1, ignoreFormats.getFrontMatter()), isPatternString);
+ // Regex
+ makeKey("regexp", KeyInfo(KeyInfo::isRegex, 1, false), isPatternString);
+
+ // Split is done, if not at start of region
+ makeKey("textcolor", KeyInfo(KeyInfo::isStandard, 2, ignoreFormats.getColor()), isPatternString);
+
+ // Split is done always.
+ makeKey("foreignlanguage", KeyInfo(KeyInfo::isMain, 2, ignoreFormats.getLanguage()), isPatternString);
+
+ // Know charaters
+ // No split
+ makeKey("backslash|textbackslash|slash", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("textasciicircum|textasciitilde", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("textasciiacute|texemdash", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("dots|ldots", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ // Spaces
+ makeKey("quad|qquad|hfill|dotfill", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("textvisiblespace|nobreakspace", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("negthickspace|negmedspace|negthinspace", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ // Skip
+ // makeKey("enskip|smallskip|medskip|bigskip|vfill", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ // Custom space/skip, remove the content (== length value)
+ makeKey("vspace|hspace|mspace", KeyInfo(KeyInfo::noContent, 1, false), isPatternString);
+ // Found in fr/UserGuide.lyx
+ makeKey("og|fg", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ // quotes
+ makeKey("textquotedbl|quotesinglbase|lyxarrow", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("textquotedblleft|textquotedblright", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ // Known macros to remove (including their parameter)
+ // No split
+ makeKey("inputencoding|shortcut|label|ref|index|bibitem", KeyInfo(KeyInfo::doRemove, 1, false), isPatternString);
+ makeKey("addtocounter|setlength", KeyInfo(KeyInfo::noContent, 2, true), isPatternString);
+ // handle like standard keys with 1 parameter.
+ makeKey("url|href|vref|thanks", KeyInfo(KeyInfo::isStandard, 1, false), isPatternString);
+
+ // Macros to remove, but let the parameter survive
+ // No split
+ makeKey("menuitem|textmd|textrm", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+
+ // Remove language spec from content of these insets
+ makeKey("code", KeyInfo(KeyInfo::noMain, 1, false), isPatternString);
+
+ // Same effect as previous, parameter will survive (because there is no one anyway)
+ // No split
+ makeKey("noindent|textcompwordmark", KeyInfo(KeyInfo::isStandard, 0, true), isPatternString);
+ // Remove table decorations
+ makeKey("hline|tabularnewline|toprule|bottomrule|midrule", KeyInfo(KeyInfo::doRemove, 0, true), isPatternString);
+ // Discard shape-header
+ makeKey("circlepar|diamondpar|heartpar|nutpar", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+ makeKey("trianglerightpar|hexagonpar|starpar", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+ makeKey("triangleuppar|triangledownpar|droppar", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+ makeKey("triangleleftpar|shapepar|dropuppar", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+ makeKey("hphantom|footnote|includegraphics", KeyInfo(KeyInfo::isStandard, 1, true), isPatternString);
+ // like ('tiny{}' or '\tiny ' ... )
+ makeKey("footnotesize|tiny|scriptsize|small|large|Large|LARGE|huge|Huge", KeyInfo(KeyInfo::isSize, 0, false), isPatternString);
+
+ // Survives, like known character
+ makeKey("lyx|LyX|latex|LaTeX|latexe|LaTeXe|tex|TeX", KeyInfo(KeyInfo::isChar, 0, false), isPatternString);
+ makeKey("item|listitem", KeyInfo(KeyInfo::isList, 1, false), isPatternString);
+
+ makeKey("begin|end", KeyInfo(KeyInfo::isMath, 1, false), isPatternString);
+ makeKey("[|]", KeyInfo(KeyInfo::isMath, 1, false), isPatternString);
+ makeKey("$", KeyInfo(KeyInfo::isMath, 1, false), isPatternString);
+
+ makeKey("par|uldepth|ULdepth|protect|nobreakdash|medskip|relax", KeyInfo(KeyInfo::isStandard, 0, true), isPatternString);
+ // Remove RTL/LTR marker
+ makeKey("l|r|textlr|textfr|textar|beginl|endl", KeyInfo(KeyInfo::isStandard, 0, true), isPatternString);
+ makeKey("lettrine", KeyInfo(KeyInfo::cleanToStart, 0, true), isPatternString);
+ makeKey("lyxslide", KeyInfo(KeyInfo::isSectioning, 1, true), isPatternString);
+ makeKey("endarguments", KeyInfo(KeyInfo::endArguments, 0, true), isPatternString);
+ makeKey("twocolumn", KeyInfo(KeyInfo::removeWithArg, 2, true), isPatternString);
+ makeKey("tnotetext|ead|fntext|cortext|address", KeyInfo(KeyInfo::removeWithArg, 0, true), isPatternString);
+ makeKey("lyxend", KeyInfo(KeyInfo::isStandard, 0, true), isPatternString);
+ if (isPatternString) {
+ // Allow the first searched string to rebuild the keys too
+ keysBuilt = false;
+ }
+ else {
+ // no need to rebuild again
+ keysBuilt = true;
+ }
+}
+
+/*
+ * Keep the list of actual opened parentheses actual
+ * (e.g. depth == 4 means there are 4 '{' not processed yet)
+ */
+void Intervall::handleParentheses(int lastpos, bool closingAllowed)
+{
+ int skip = 0;
+ for (int i = depts[actualdeptindex]; i < lastpos; i+= 1 + skip) {
+ char c;
+ c = par[i];
+ skip = 0;
+ if (c == '\\') skip = 1;
+ else if (c == '{') {
+ handleOpenP(i);
+ }
+ else if (c == '}') {
+ handleCloseP(i, closingAllowed);
+ }
+ }
+}
+
+#if (0)
+string Intervall::show(int lastpos)
+{
+ int idx = 0; /* int intervalls */
+ string s;
+ int i = 0;
+ for (idx = 0; idx <= ignoreidx; idx++) {
+ while (i < lastpos) {
+ int printsize;
+ if (i <= borders[idx].low) {
+ if (borders[idx].low > lastpos)
+ printsize = lastpos - i;
+ else
+ printsize = borders[idx].low - i;
+ s += par.substr(i, printsize);
+ i += printsize;
+ if (i >= borders[idx].low)
+ i = borders[idx].upper;
+ }
+ else {
+ i = borders[idx].upper;
+ break;
+ }
+ }
+ }
+ if (lastpos > i) {
+ s += par.substr(i, lastpos-i);
+ }
+ return (s);
+}
+#endif
+
+void Intervall::output(ostringstream &os, int lastpos)
+{
+ // get number of chars to output
+ int idx = 0; /* int intervalls */
+ int i = 0;
+ for (idx = 0; idx <= ignoreidx; idx++) {
+ if (i < lastpos) {
+ if (i <= borders[idx].low) {
+ int printsize;
+ if (borders[idx].low > lastpos)
+ printsize = lastpos - i;
+ else
+ printsize = borders[idx].low - i;
+ os << par.substr(i, printsize);
+ i += printsize;
+ handleParentheses(i, false);
+ if (i >= borders[idx].low)
+ i = borders[idx].upper;
+ }
+ else {
+ i = borders[idx].upper;
+ }
+ }
+ else
+ break;
+ }
+ if (lastpos > i) {
+ os << par.substr(i, lastpos-i);
+ }
+ handleParentheses(lastpos, false);
+ for (int i = actualdeptindex; i > 0; --i) {
+ os << "}";
+ }
+ if (! isPatternString)
+ os << "\n";
+ handleParentheses(lastpos, true); /* extra closings '}' allowed here */
+}
+
+void LatexInfo::processRegion(int start, int region_end)
+{
+ while (start < region_end) { /* Let {[} and {]} survive */
+ if ((interval.par[start] == '{') &&
+ (interval.par[start+1] != ']') &&
+ (interval.par[start+1] != '[')) {
+ // Closing is allowed past the region
+ int closing = interval.findclosing(start+1, interval.par.length());
+ interval.addIntervall(start, start+1);
+ interval.addIntervall(closing, closing+1);
+ }
+ start = interval.nextNotIgnored(start+1);
+ }
+}
+
+void LatexInfo::removeHead(KeyInfo &actual, int count)
+{
+ if (actual.parenthesiscount == 0) {
+ // "{\tiny{} ...}" ==> "{{} ...}"
+ interval.addIntervall(actual._tokenstart-count, actual._tokenstart + actual._tokensize);
+ }
+ else {
+ // Remove header hull, that is "\url{abcd}" ==> "abcd"
+ interval.addIntervall(actual._tokenstart - count, actual._dataStart);
+ interval.addIntervall(actual._dataEnd, actual._dataEnd+1);
+ }
+}
+
+int LatexInfo::dispatch(ostringstream &os, int previousStart, KeyInfo &actual)
+{
+ int nextKeyIdx = 0;
+ switch (actual.keytype)
+ {
+ case KeyInfo::cleanToStart: {
+ actual._dataEnd = actual._dataStart;
+ nextKeyIdx = getNextKey();
+ // Search for end of arguments
+ int tmpIdx = find(nextKeyIdx, KeyInfo::endArguments);
+ if (tmpIdx > 0) {
+ for (int i = nextKeyIdx; i <= tmpIdx; i++) {
+ entries[i].disabled = true;
+ }
+ actual._dataEnd = entries[tmpIdx]._dataEnd;
+ }
+ while (interval.par[actual._dataEnd] == ' ')
+ actual._dataEnd++;
+ interval.addIntervall(0, actual._dataEnd+1);
+ interval.actualdeptindex = 0;
+ interval.depts[0] = actual._dataEnd+1;
+ interval.closes[0] = -1;
+ break;
+ }
+ case KeyInfo::noContent: { /* char like "\hspace{2cm}" */
+ if (actual.disabled)
+ interval.addIntervall(actual._tokenstart, actual._dataEnd);
+ else
+ interval.addIntervall(actual._dataStart, actual._dataEnd);
+ }
+ // fall through
+ case KeyInfo::isChar: {
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ case KeyInfo::isSize: {
+ if (actual.disabled || (interval.par[actual._dataStart] != '{') || (interval.par[actual._dataStart-1] == ' ')) {
+ processRegion(actual._dataEnd, actual._dataEnd+1); /* remove possibly following {} */
+ interval.addIntervall(actual._tokenstart, actual._dataEnd+1);
+ nextKeyIdx = getNextKey();
+ } else {
+ // Here _dataStart points to '{', so correct it
+ actual._dataStart += 1;
+ actual._tokensize += 1;
+ actual.parenthesiscount = 1;
+ if (interval.par[actual._dataStart] == '}') {
+ // Determine the end if used like '{\tiny{}...}'
+ actual._dataEnd = interval.findclosing(actual._dataStart+1, interval.par.length()) + 1;
+ interval.addIntervall(actual._dataStart, actual._dataStart+1);
+ }
+ else {
+ // Determine the end if used like '\tiny{...}'
+ actual._dataEnd = interval.findclosing(actual._dataStart, interval.par.length()) + 1;
+ }
+ // Split on this key if not at start
+ int start = interval.nextNotIgnored(previousStart);
+ if (start < actual._tokenstart) {
+ interval.output(os, actual._tokenstart);
+ interval.addIntervall(start, actual._tokenstart);
+ }
+ // discard entry if at end of actual
+ nextKeyIdx = process(os, actual);
+ }
+ break;
+ }
+ case KeyInfo::endArguments:
+ // Remove trailing '{}' too
+ actual._dataStart += 2;
+ actual._dataEnd += 2;
+ interval.addIntervall(actual._tokenstart, actual._dataEnd);
+ nextKeyIdx = getNextKey();
+ break;
+ case KeyInfo::noMain:
+ // fall through
+ case KeyInfo::isStandard: {
+ if (actual.disabled) {
+ removeHead(actual);
+ processRegion(actual._dataStart, actual._dataStart+1);
+ nextKeyIdx = getNextKey();
+ } else {
+ // Split on this key if not at datastart of calling entry
+ int start = interval.nextNotIgnored(previousStart);
+ if (start < actual._tokenstart) {
+ interval.output(os, actual._tokenstart);
+ interval.addIntervall(start, actual._tokenstart);
+ }
+ // discard entry if at end of actual
+ nextKeyIdx = process(os, actual);
+ }
+ break;
+ }
+ case KeyInfo::removeWithArg: {
+ nextKeyIdx = getNextKey();
+ // Search for end of arguments
+ int tmpIdx = find(nextKeyIdx, KeyInfo::endArguments);
+ if (tmpIdx > 0) {
+ for (int i = nextKeyIdx; i <= tmpIdx; i++) {
+ entries[i].disabled = true;
+ }
+ actual._dataEnd = entries[tmpIdx]._dataEnd;
+ }
+ interval.addIntervall(actual._tokenstart, actual._dataEnd+1);
+ break;
+ }
+ case KeyInfo::doRemove: {
+ // Remove the key with all parameters and following spaces
+ size_t pos;
+ for (pos = actual._dataEnd+1; pos < interval.par.length(); pos++) {
+ if ((interval.par[pos] != ' ') && (interval.par[pos] != '%'))
+ break;
+ }
+ interval.addIntervall(actual._tokenstart, pos);
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ case KeyInfo::isList: {
+ // Discard space before _tokenstart
+ int count;
+ for (count = 0; count < actual._tokenstart; count++) {
+ if (interval.par[actual._tokenstart-count-1] != ' ')
+ break;
+ }
+ nextKeyIdx = getNextKey();
+ int tmpIdx = find(nextKeyIdx, KeyInfo::endArguments);
+ if (tmpIdx > 0) {
+ // Special case: \item is not a list, but a command (like in Style Author_Biography in maa-monthly.layout)
+ // with arguments
+ // How else can we catch this one?
+ for (int i = nextKeyIdx; i <= tmpIdx; i++) {
+ entries[i].disabled = true;
+ }
+ actual._dataEnd = entries[tmpIdx]._dataEnd;
+ }
+ else if (nextKeyIdx > 0) {
+ // Ignore any lang entries inside data region
+ for (int i = nextKeyIdx; i < int(entries.size()) && entries[i]._tokenstart < actual._dataEnd; i++) {
+ if (entries[i].keytype == KeyInfo::isMain)
+ entries[i].disabled = true;
+ }
+ }
+ if (actual.disabled) {
+ interval.addIntervall(actual._tokenstart-count, actual._dataEnd+1);
+ }
+ else {
+ interval.addIntervall(actual._tokenstart-count, actual._tokenstart);
+ }
+ if (interval.par[actual._dataEnd+1] == '[') {
+ int posdown = interval.findclosing(actual._dataEnd+2, interval.par.length(), '[', ']');
+ if ((interval.par[actual._dataEnd+2] == '{') &&
+ (interval.par[posdown-1] == '}')) {
+ interval.addIntervall(actual._dataEnd+1,actual._dataEnd+3);
+ interval.addIntervall(posdown-1, posdown+1);
+ }
+ else {
+ interval.addIntervall(actual._dataEnd+1, actual._dataEnd+2);
+ interval.addIntervall(posdown, posdown+1);
+ }
+ int blk = interval.nextNotIgnored(actual._dataEnd+1);
+ if (blk > posdown) {
+ // Discard at most 1 space after empty item
+ int count;
+ for (count = 0; count < 1; count++) {
+ if (interval.par[blk+count] != ' ')
+ break;
+ }
+ if (count > 0)
+ interval.addIntervall(blk, blk+count);
+ }
+ }
+ break;
+ }
+ case KeyInfo::isSectioning: {
+ // Discard spaces before _tokenstart
+ int count;
+ int val = actual._tokenstart;
+ for (count = 0; count < actual._tokenstart;) {
+ val = interval.previousNotIgnored(val-1);
+ if (interval.par[val] != ' ')
+ break;
+ else {
+ count = actual._tokenstart - val;
+ }
+ }
+ if (actual.disabled) {
+ removeHead(actual, count);
+ nextKeyIdx = getNextKey();
+ } else {
+ interval.addIntervall(actual._tokenstart-count, actual._tokenstart);
+ nextKeyIdx = process(os, actual);
+ }
+ break;
+ }
+ case KeyInfo::isMath: {
+ // Same as regex, use the content unchanged
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ case KeyInfo::isRegex: {
+ // DO NOT SPLIT ON REGEX
+ // Do not disable
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ case KeyInfo::isIgnored: {
+ // Treat like a character for now
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ case KeyInfo::isMain: {
+ if (interval.par.substr(actual._dataStart, 2) == "% ")
+ interval.addIntervall(actual._dataStart, actual._dataStart+2);
+ if (actual.disabled) {
+ removeHead(actual);
+ if ((interval.par.substr(actual._dataStart, 3) == " \\[") ||
+ (interval.par.substr(actual._dataStart, 8) == " \\begin{")) {
+ // Discard also the space before math-equation
+ interval.addIntervall(actual._dataStart, actual._dataStart+1);
+ }
+ nextKeyIdx = getNextKey();
+ // interval.resetOpenedP(actual._dataStart-1);
+ }
+ else {
+ if (actual._tokenstart == 0) {
+ // for the first (and maybe dummy) language
+ interval.setForDefaultLang(actual._tokenstart + actual._tokensize);
+ }
+ interval.resetOpenedP(actual._dataStart-1);
+ }
+ break;
+ }
+ case KeyInfo::invalid:
+ // This cannot happen, already handled
+ // fall through
+ default: {
+ // LYXERR0("Unhandled keytype");
+ nextKeyIdx = getNextKey();
+ break;
+ }
+ }
+ return nextKeyIdx;
+}
+
+int LatexInfo::process(ostringstream &os, KeyInfo &actual )
+{
+ int end = interval.nextNotIgnored(actual._dataEnd);
+ int oldStart = actual._dataStart;
+ int nextKeyIdx = getNextKey();
+ while (true) {
+ if ((nextKeyIdx < 0) ||
+ (entries[nextKeyIdx]._tokenstart >= actual._dataEnd) ||
+ (entries[nextKeyIdx].keytype == KeyInfo::invalid)) {
+ if (oldStart <= end) {
+ processRegion(oldStart, end);
+ oldStart = end+1;
+ }
+ break;
+ }
+ KeyInfo &nextKey = getKeyInfo(nextKeyIdx);
+
+ if ((nextKey.keytype == KeyInfo::isMain) && !nextKey.disabled) {
+ (void) dispatch(os, actual._dataStart, nextKey);
+ end = nextKey._tokenstart;
+ break;
+ }
+ processRegion(oldStart, nextKey._tokenstart);
+ nextKeyIdx = dispatch(os, actual._dataStart, nextKey);
+
+ oldStart = nextKey._dataEnd+1;
+ }
+ // now nextKey is either invalid or is outside of actual._dataEnd
+ // output the remaining and discard myself
+ if (oldStart <= end) {
+ processRegion(oldStart, end);
+ }
+ if (interval.par[end] == '}') {
+ end += 1;
+ // This is the normal case.
+ // But if using the firstlanguage, the closing may be missing
+ }
+ // get minimum of 'end' and 'actual._dataEnd' in case that the nextKey.keytype was 'KeyInfo::isMain'
+ int output_end;
+ if (actual._dataEnd < end)
+ output_end = interval.nextNotIgnored(actual._dataEnd);
+ else
+ output_end = interval.nextNotIgnored(end);
+ if ((actual.keytype == KeyInfo::isMain) && actual.disabled) {
+ interval.addIntervall(actual._tokenstart, actual._tokenstart+actual._tokensize);
+ }
+ // Remove possible empty data
+ int dstart = interval.nextNotIgnored(actual._dataStart);
+ while ((dstart < output_end) && (interval.par[dstart] == '{')) {
+ interval.addIntervall(dstart, dstart+1);
+ int dend = interval.findclosing(dstart+1, output_end);
+ interval.addIntervall(dend, dend+1);
+ dstart = interval.nextNotIgnored(dstart+1);
+ }
+ if (dstart < output_end)
+ interval.output(os, output_end);
+ interval.addIntervall(actual._tokenstart, end);
+ return nextKeyIdx;
+}
+
+string splitOnKnownMacros(string par, bool isPatternString)
+{
+ ostringstream os;
+ LatexInfo li(par, isPatternString);
+ // LYXERR0("Berfore split: " << par);
+ KeyInfo DummyKey = KeyInfo(KeyInfo::KeyType::isMain, 2, true);
+ DummyKey.head = "";
+ DummyKey._tokensize = 0;
+ DummyKey._tokenstart = 0;
+ DummyKey._dataStart = 0;
+ DummyKey._dataEnd = par.length();
+ DummyKey.disabled = true;
+ int firstkeyIdx = li.getFirstKey();
+ string s;
+ if (firstkeyIdx >= 0) {
+ KeyInfo firstKey = li.getKeyInfo(firstkeyIdx);
+ int nextkeyIdx;
+ if ((firstKey.keytype != KeyInfo::isMain) || firstKey.disabled) {
+ // Use dummy firstKey
+ firstKey = DummyKey;
+ (void) li.setNextKey(firstkeyIdx);
+ }
+ else {
+ if (par.substr(firstKey._dataStart, 2) == "% ")
+ li.addIntervall(firstKey._dataStart, firstKey._dataStart+2);
+ }
+ nextkeyIdx = li.process(os, firstKey);
+ while (nextkeyIdx >= 0) {
+ // Check for a possible gap between the last
+ // entry and this one
+ int datastart = li.nextNotIgnored(firstKey._dataStart);
+ KeyInfo &nextKey = li.getKeyInfo(nextkeyIdx);
+ if ((nextKey._tokenstart > datastart)) {
+ // Handle the gap
+ firstKey._dataStart = datastart;
+ firstKey._dataEnd = par.length();
+ (void) li.setNextKey(nextkeyIdx);
+ if (firstKey._tokensize > 0) {
+ // Fake the last opened parenthesis
+ li.setForDefaultLang(firstKey._tokensize);
+ }
+ nextkeyIdx = li.process(os, firstKey);
+ }
+ else {
+ if (nextKey.keytype != KeyInfo::isMain) {
+ firstKey._dataStart = datastart;
+ firstKey._dataEnd = nextKey._dataEnd+1;
+ (void) li.setNextKey(nextkeyIdx);
+ if (firstKey._tokensize > 0)
+ li.setForDefaultLang(firstKey._tokensize);
+ nextkeyIdx = li.process(os, firstKey);
+ }
+ else {
+ nextkeyIdx = li.process(os, nextKey);
+ }
+ }
+ }
+ // Handle the remaining
+ firstKey._dataStart = li.nextNotIgnored(firstKey._dataStart);
+ firstKey._dataEnd = par.length();
+ // Check if ! empty
+ if ((firstKey._dataStart < firstKey._dataEnd) &&
+ (par[firstKey._dataStart] != '}')) {
+ if (firstKey._tokensize > 0)
+ li.setForDefaultLang(firstKey._tokensize);
+ (void) li.process(os, firstKey);
+ }
+ s = os.str();
+ if (s.empty()) {
+ // return string definitelly impossible to match
+ s = "\\foreignlanguage{ignore}{ }";
+ }
+ }
+ else
+ s = par; /* no known macros found */
+ // LYXERR0("After split: " << s);
+ return s;
+}
+
+/*
+ * Try to unify the language specs in the latexified text.
+ * Resulting modified string is set to "", if
+ * the searched tex does not contain all the features in the search pattern
+ */
+static string correctlanguagesetting(string par, bool isPatternString, bool withformat)
+{
+ static Features regex_f;
+ static int missed = 0;
+ static bool regex_with_format = false;
+
+ int parlen = par.length();
+
+ while ((parlen > 0) && (par[parlen-1] == '\n')) {
+ parlen--;
+ }
+ if (isPatternString && (parlen > 0) && (par[parlen-1] == '~')) {
+ // Happens to be there in case of description or labeling environment
+ parlen--;
+ }
+ string result;
+ if (withformat) {
+ // Split the latex input into pieces which
+ // can be digested by our search engine
+ LYXERR(Debug::FIND, "input: \"" << par << "\"");
+ result = splitOnKnownMacros(par.substr(0,parlen), isPatternString);
+ LYXERR(Debug::FIND, "After split: \"" << result << "\"");
+ }
+ else
+ result = par.substr(0, parlen);
+ if (isPatternString) {
+ missed = 0;
+ if (withformat) {
+ regex_f = identifyFeatures(result);
+ string features = "";
+ for (auto it = regex_f.cbegin(); it != regex_f.cend(); ++it) {
+ string a = it->first;
+ regex_with_format = true;
+ features += " " + a;
+ // LYXERR0("Identified regex format:" << a);
+ }
+ LYXERR(Debug::FIND, "Identified Features" << features);
+
+ }
+ } else if (regex_with_format) {
+ Features info = identifyFeatures(result);
+ for (auto it = regex_f.cbegin(); it != regex_f.cend(); ++it) {
+ string a = it->first;
+ bool b = it->second;
+ if (b && ! info[a]) {
+ missed++;
+ LYXERR(Debug::FIND, "Missed(" << missed << " " << a <<", srclen = " << parlen );
+ return("");
+ }
+ }
+ }
+ else {
+ // LYXERR0("No regex formats");
+ }
+ return(result);
+}
+
// Remove trailing closure of math, macros and environments, so to catch parts of them.
static int identifyClosing(string & t)
close_wildcards = 0;
size_t lead_size = 0;
+ // correct the language settings
+ par_as_string = correctlanguagesetting(par_as_string, true, !opt.ignoreformat);
if (opt.ignoreformat) {
if (!use_regexp) {
// if par_as_string_nolead were emty,
}
} else {
lead_size = identifyLeading(par_as_string);
+ LYXERR(Debug::FIND, "Lead_size: " << lead_size);
lead_as_string = par_as_string.substr(0, lead_size);
par_as_string_nolead = par_as_string.substr(lead_size, par_as_string.size() - lead_size);
}
}
if (!opt.ignoreformat) {
// Remove extra '\}' at end
- while ( regex_replace(par_as_string, par_as_string, "(.*)\\\\}$", "$1"));
+ while ( regex_replace(par_as_string, par_as_string, "(.*)\\\\}$", "$1")) {
+ open_braces++;
+ }
+ /*
// save '\.'
regex_replace(par_as_string, par_as_string, "\\\\\\.", "_xxbdotxx_");
// handle '.' -> '[^]', replace later as '[^\}\{\\]'
regex_replace(par_as_string, par_as_string, "_xxbrrxx_", "]");
// restore '\.'
regex_replace(par_as_string, par_as_string, "_xxbdotxx_", "\\.");
+ */
}
LYXERR(Debug::FIND, "par_as_string now is '" << par_as_string << "'");
LYXERR(Debug::FIND, "Open braces: " << open_braces);
while (regex_replace(par_as_string, par_as_string, orig, dest));
}
regexp_str = "(" + lead_as_regexp + ")" + par_as_string;
- regexp2_str = "(" + lead_as_regexp + ").*" + par_as_string;
+ regexp2_str = "(" + lead_as_regexp + ").*?" + par_as_string;
}
LYXERR(Debug::FIND, "Setting regexp to : '" << regexp_str << "'");
regexp = lyx::regex(regexp_str);
}
+// Count number of characters in string
+// {]} ==> 1
+// \& ==> 1
+// --- ==> 1
+// \\[a-zA-Z]+ ==> 1
+static int computeSize(string s, int len)
+{
+ if (len == 0)
+ return 0;
+ int skip = 1;
+ int count = 0;
+ for (int i = 0; i < len; i += skip, count++) {
+ if (s[i] == '\\') {
+ skip = 2;
+ if (isalpha(s[i+1])) {
+ for (int j = 2; i+j < len; j++) {
+ if (! isalpha(s[i+j])) {
+ if (s[i+j] == ' ')
+ skip++;
+ else if ((s[i+j] == '{') && s[i+j+1] == '}')
+ skip += 2;
+ else if ((s[i+j] == '{') && (i + j + 1 >= len))
+ skip++;
+ break;
+ }
+ skip++;
+ }
+ }
+ }
+ else if (s[i] == '{') {
+ if (s[i+1] == '}')
+ skip = 2;
+ else
+ skip = 3;
+ }
+ else if (s[i] == '-') {
+ if (s[i+1] == '-') {
+ if (s[i+2] == '-')
+ skip = 3;
+ else
+ skip = 2;
+ }
+ else
+ skip = 1;
+ }
+ else {
+ skip = 1;
+ }
+ }
+ return count;
+}
+
int MatchStringAdv::findAux(DocIterator const & cur, int len, bool at_begin) const
{
if (at_begin &&
docstring docstr = stringifyFromForSearch(opt, cur, len);
string str = normalize(docstr, true);
+ if (!opt.ignoreformat) {
+ str = correctlanguagesetting(str, false, !opt.ignoreformat);
+ }
+ if (str.empty()) return(-1);
LYXERR(Debug::FIND, "Matching against '" << lyx::to_utf8(docstr) << "'");
LYXERR(Debug::FIND, "After normalization: '" << str << "'");
// Check braces on segments that matched all (.*?) subexpressions,
// except the last "padding" one inserted by lyx.
for (size_t i = 1; i < m.size() - 1; ++i)
- if (!braces_match(m[i].first, m[i].second))
+ if (!braces_match(m[i].first, m[i].second, open_braces))
return 0;
// Exclude from the returned match length any length
if (m.size() > 1)
leadingsize = m[1].second - m[1].first;
int result;
+ for (size_t i = 0; i < m.size(); i++) {
+ LYXERR(Debug::FIND, "Match " << i << " is " << m[i].second - m[i].first << " long");
+ }
if (close_wildcards == 0)
result = m[0].second - m[0].first;
else
result = m[m.size() - close_wildcards].first - m[0].first;
+ size_t pos = m.position(size_t(0));
+ // Ignore last closing characters
+ while (result > 0) {
+ if (str[pos+result-1] == '}')
+ --result;
+ else
+ break;
+ }
if (result > leadingsize)
result -= leadingsize;
else
result = 0;
- return(result);
+ return computeSize(str.substr(pos+leadingsize,result), result);
}
// else !use_regexp: but all code paths above return
<< ", inTexted=" << cur.inTexted());
if (res == 0 || !at_begin || !opt.matchword || !cur.inTexted())
return res;
+ if ((len > 0) && (res < len))
+ return 0;
Paragraph const & par = cur.paragraph();
bool ws_left = (cur.pos() > 0)
? par.isWordSeparator(cur.pos() - 1)
: true;
- bool ws_right = (cur.pos() + res < par.size())
- ? par.isWordSeparator(cur.pos() + res)
+ bool ws_right = (cur.pos() + len < par.size())
+ ? par.isWordSeparator(cur.pos() + len)
: true;
LYXERR(Debug::FIND,
"cur.pos()=" << cur.pos() << ", res=" << res
<< ", separ: " << ws_left << ", " << ws_right
+ << ", len: " << len
<< endl);
- if (ws_left && ws_right)
- return res;
+ if (ws_left && ws_right) {
+ // Check for word separators inside the found 'word'
+ for (int i = 0; i < len; i++) {
+ if (par.isWordSeparator(cur.pos() + i))
+ return 0;
+ }
+ return res;
+ }
return 0;
}
while (!t.empty() && t[t.size() - 1] == '\n')
t = t.substr(0, t.size() - 1);
size_t pos;
- // Replace all other \n with spaces
- while ((pos = t.find("\n")) != string::npos)
- t.replace(pos, 1, " ");
+ // Handle all other '\n'
+ while ((pos = t.find("\n")) != string::npos) {
+ if (pos > 1 && t[pos-1] == '\\' && t[pos-2] == '\\' ) {
+ // Handle '\\\n'
+ if (std::isalnum(t[pos+1])) {
+ t.replace(pos-2, 3, " ");
+ }
+ else {
+ t.replace(pos-2, 3, "");
+ }
+ }
+ else if (!std::isalnum(t[pos+1]) || !std::isalnum(t[pos-1])) {
+ // '\n' adjacent to non-alpha-numerics, discard
+ t.replace(pos, 1, "");
+ }
+ else {
+ // Replace all other \n with spaces
+ t.replace(pos, 1, " ");
+ }
+ }
// Remove stale empty \emph{}, \textbf{} and similar blocks from latexify
- // Kornel: Added textsf, textit and noun
+ // Kornel: Added textsl, textsf, textit, texttt and noun
+ // + allow to seach for colored text too
LYXERR(Debug::FIND, "Removing stale empty \\emph{}, \\textbf{}, \\*section{} macros from: " << t);
- while (regex_replace(t, t, "\\\\(emph|noun|text(bf|sf|it)|subsubsection|subsection|section|subparagraph|paragraph|part)(\\{\\})+", ""))
+ while (regex_replace(t, t, "\\\\(emph|noun|text(bf|sl|sf|it|tt)|(u|uu)line|(s|x)out|uwave)(\\{(\\{\\})?\\})+", ""))
+ LYXERR(Debug::FIND, " further removing stale empty \\emph{}, \\textbf{} macros from: " << t);
+ while (regex_replace(t, t, "\\\\((sub)?(((sub)?section)|paragraph)|part)\\*?(\\{(\\{\\})?\\})+", ""))
LYXERR(Debug::FIND, " further removing stale empty \\emph{}, \\textbf{} macros from: " << t);
+ while (regex_replace(t, t, "\\\\(foreignlanguage|textcolor|item)\\{[a-z]+\\}(\\{(\\{\\})?\\})+", ""));
// FIXME - check what preceeds the brace
if (hack_braces) {
if (opt.ignoreformat)
AS_STR_INSETS | AS_STR_SKIPDELETE | AS_STR_PLAINTEXT,
&runparams);
} else if (cur.inMathed()) {
- docstring s;
CursorSlice cs = cur.top();
MathData md = cs.cell();
MathData::const_iterator it_end =
(( len == -1 || cs.pos() + len > int(md.size()))
? md.end()
: md.begin() + cs.pos() + len );
+ MathData md2;
for (MathData::const_iterator it = md.begin() + cs.pos();
it != it_end; ++it)
- s = s + asString(*it);
+ md2.push_back(*it);
+ docstring s = asString(md2);
LYXERR(Debug::FIND, "Stringified math: '" << s << "'");
return s;
}
runparams.linelen = 8000; //lyxrc.plaintext_linelen;
// No side effect of file copying and image conversion
runparams.dryrun = true;
+ runparams.for_search = true;
if (cur.inTexted()) {
// @TODO what about searching beyond/across paragraph breaks ?
endpos = cur.pos() + len;
TeXOnePar(buf, *cur.innerText(), cur.pit(), os, runparams,
string(), cur.pos(), endpos);
- LYXERR(Debug::FIND, "Latexified text: '" << lyx::to_utf8(ods.str()) << "'");
+ string s = lyx::to_utf8(ods.str());
+ LYXERR(Debug::FIND, "Latexified +modified text: '" << s << "'");
+ return(lyx::from_utf8(s));
} else if (cur.inMathed()) {
// Retrieve the math environment type, and add '$' or '$[' or others (\begin{equation}) accordingly
for (int s = cur.depth() - 1; s >= 0; --s) {
((len == -1 || cs.pos() + len > int(md.size()))
? md.end()
: md.begin() + cs.pos() + len);
+ MathData md2;
for (MathData::const_iterator it = md.begin() + cs.pos();
it != it_end; ++it)
- ods << asString(*it);
+ md2.push_back(*it);
+ ods << asString(md2);
// Retrieve the math environment type, and add '$' or '$]'
// or others (\end{equation}) accordingly
for (int s = cur.depth() - 1; s >= 0; --s) {
cur.forwardPos();
} while (cur && cur.depth() > d && match(cur) > 0);
cur = old_cur;
- LASSERT(match(cur) > 0, return 0);
+ int max_match = match(cur); /* match valid only if not searching whole words */
+ if (max_match <= 0) return 0;
LYXERR(Debug::FIND, "Ok");
// Compute the match length
- int len = 1;
+ int len = 1;
if (cur.pos() + len > cur.lastpos())
- return 0;
- LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
- while (cur.pos() + len <= cur.lastpos() && match(cur, len) == 0) {
- ++len;
- LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
- }
- // Length of matched text (different from len param)
- int old_len = match(cur, len);
- int new_len;
- // Greedy behaviour while matching regexps
- while ((new_len = match(cur, len + 1)) > old_len) {
- ++len;
- old_len = new_len;
- LYXERR(Debug::FIND, "verifying match with len = " << len);
+ return 0;
+ if (match.opt.matchword) {
+ LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
+ while (cur.pos() + len <= cur.lastpos() && match(cur, len) <= 0) {
+ ++len;
+ LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
+ }
+ // Length of matched text (different from len param)
+ int old_match = match(cur, len);
+ if (old_match < 0)
+ old_match = 0;
+ int new_match;
+ // Greedy behaviour while matching regexps
+ while ((new_match = match(cur, len + 1)) > old_match) {
+ ++len;
+ old_match = new_match;
+ LYXERR(Debug::FIND, "verifying match with len = " << len);
+ }
+ if (old_match == 0)
+ len = 0;
+ }
+ else {
+ int minl = 1;
+ int maxl = cur.lastpos() - cur.pos();
+ // Greedy behaviour while matching regexps
+ while (maxl > minl) {
+ int actual_match = match(cur, len);
+ if (actual_match >= max_match) {
+ // actual_match > max_match _can_ happen,
+ // if the search area splits
+ // some following word so that the regex
+ // (e.g. 'r.*r\b' matches 'r' from the middle of the
+ // splitted word)
+ // This means, the len value is too big
+ maxl = len;
+ len = (int)((maxl + minl)/2);
+ }
+ else {
+ // (actual_match < max_match)
+ minl = len + 1;
+ len = (int)((maxl + minl)/2);
+ }
+ }
+ old_cur = cur;
+ // Search for real start of matched characters
+ while (len > 1) {
+ int actual_match;
+ do {
+ cur.forwardPos();
+ } while (cur.depth() > old_cur.depth()); /* Skip inner insets */
+ if (cur.depth() < old_cur.depth()) {
+ // Outer inset?
+ LYXERR0("cur.depth() < old_cur.depth(), this should never happen");
+ break;
+ }
+ if (cur.pos() != old_cur.pos()) {
+ // OK, forwarded 1 pos in actual inset
+ actual_match = match(cur, len-1);
+ if (actual_match == max_match) {
+ // Ha, got it! The shorter selection has the same match length
+ len--;
+ old_cur = cur;
+ }
+ else {
+ // OK, the shorter selection matches less chars, revert to previous value
+ cur = old_cur;
+ break;
+ }
+ }
+ else {
+ LYXERR0("cur.pos() == old_cur.pos(), this should never happen");
+ actual_match = match(cur, len);
+ if (actual_match == max_match)
+ old_cur = cur;
+ }
+ }
}
return len;
}
LYXERR(Debug::FIND, "findForwardAdv() cur: " << cur);
int match_len = match(cur, -1, false);
LYXERR(Debug::FIND, "match_len: " << match_len);
- if (match_len) {
+ if (match_len > 0) {
+ int match_len_zero_count = 0;
for (; !theApp()->longOperationCancelled() && cur; cur.forwardPos()) {
LYXERR(Debug::FIND, "Advancing cur: " << cur);
+ int match_len3 = match(cur, 1);
+ if (match_len3 < 0)
+ continue;
int match_len2 = match(cur);
- LYXERR(Debug::FIND, "match_len: " << match_len2);
- if (match_len2) {
+ LYXERR(Debug::FIND, "match_len2: " << match_len2);
+ if (match_len2 > 0) {
// Sometimes in finalize we understand it wasn't a match
// and we need to continue the outest loop
int len = findAdvFinalize(cur, match);
- if (len > 0)
+ if (len > 0) {
return len;
+ }
+ }
+ if (match_len2 >= 0) {
+ if (match_len2 == 0)
+ match_len_zero_count++;
+ else
+ match_len_zero_count = 0;
+ }
+ else {
+ if (++match_len_zero_count > 3) {
+ LYXERR(Debug::FIND, "match_len2_zero_count: " << match_len_zero_count << ", match_len was " << match_len);
+ match_len_zero_count = 0;
+ }
+ break;
}
}
if (!cur)
return 0;
}
- if (cur.pit() < cur.lastpit()) {
+ if (match_len >= 0 && cur.pit() < cur.lastpit()) {
LYXERR(Debug::FIND, "Advancing par: cur=" << cur);
cur.forwardPar();
} else {
docstring stringifyFromForSearch(FindAndReplaceOptions const & opt,
DocIterator const & cur, int len)
{
- LASSERT(cur.pos() >= 0 && cur.pos() <= cur.lastpos(),
- return docstring());
+ if (cur.pos() < 0 || cur.pos() > cur.lastpos())
+ return docstring();
if (!opt.ignoreformat)
return latexifyFromCursor(cur, len);
else