-/* This file is part of
- * ======================================================
+/**
+ * \file lyxlex.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author Alejandro Aguilar Sierra
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
*
- * Copyright 1996-2001 The LyX Team.
- *
- * Generalized simple lexical analizer.
- * It can be used for simple syntax parsers, like lyxrc,
- * texclass and others to come. [asierra30/03/96]
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation "lyxlex.h"
-#endif
-
#include "lyxlex.h"
#include "lyxlex_pimpl.h"
#include "debug.h"
#include "support/filetools.h"
#include "support/lstrings.h"
+using namespace lyx::support;
+
using std::ostream;
using std::istream;
using std::endl;
}
-string const LyXLex::text() const
-{
- return &pimpl_->buff[0];
-}
-
-
istream & LyXLex::getStream()
{
return pimpl_->is;
int LyXLex::getInteger() const
{
- if (isStrInt(pimpl_->getString())) {
+ if (isStrInt(pimpl_->getString()))
return strToInt(pimpl_->getString());
- } else {
- pimpl_->printError("Bad integer `$$Token'");
- return -1;
- }
+ pimpl_->printError("Bad integer `$$Token'");
+ return -1;
}
string str = subst(pimpl_->getString(), ",", ".");
if (isStrDbl(str))
return strToDbl(str);
- else {
- pimpl_->printError("Bad float `$$Token'");
- return -1;
- }
+ pimpl_->printError("Bad float `$$Token'");
+ return -1;
}
// I would prefer to give a tag number instead of an explicit token
-// here, but it is not possible because Buffer::readLyXformat2 uses
+// here, but it is not possible because Buffer::readBody uses
// explicit tokens (JMarc)
string const LyXLex::getLongString(string const & endtoken)
{
// blank line in the file being read
continue;
- string const token = frontStrip(strip(getString()), " \t");
+ string const token = trim(getString(), " \t");
lyxerr[Debug::PARSER] << "LongString: `"
<< getString() << '\'' << endl;
// We do a case independent comparison, like search_kw
// does.
- if (compare_no_case(token, endtoken) != 0) {
- string tmpstr = getString();
- if (firstline) {
- unsigned int i = 0;
- while (i < tmpstr.length()
- && tmpstr[i] == ' ') {
- ++i;
- prefix += ' ';
- }
- firstline = false;
- lyxerr[Debug::PARSER] << "Prefix = `" << prefix
- << '\'' << endl;
- }
-
- if (!prefix.empty()
- && prefixIs(tmpstr, prefix)) {
- tmpstr.erase(0, prefix.length() - 1);
- }
- str += frontStrip(tmpstr, "\t") + '\n';
- }
- else // token == endtoken
+ if (compare_ascii_no_case(token, endtoken) == 0)
break;
+
+ string tmpstr = getString();
+ if (firstline) {
+ string::size_type i(tmpstr.find_first_not_of(' '));
+ if (i != string::npos)
+ prefix = tmpstr.substr(0, i);
+ firstline = false;
+ lyxerr[Debug::PARSER]
+ << "Prefix = `" << prefix << "\'" << endl;
+ }
+
+ // further lines in long strings may have the same
+ // whitespace prefix as the first line. Remove it.
+ if (prefix.length() && prefixIs(tmpstr, prefix)) {
+ tmpstr.erase(0, prefix.length() - 1);
+ }
+
+ str += ltrim(tmpstr, "\t") + '\n';
}
+
if (!isOK()) {
printError("Long string not ended by `" + endtoken + '\'');
}
bool LyXLex::getBool() const
{
- if (compare(pimpl_->buff, "true") == 0) {
+ if (pimpl_->getString() == "true") {
return true;
- } else if (compare(pimpl_->buff, "false") != 0) {
+ } else if (pimpl_->getString() != "false") {
pimpl_->printError("Bad boolean `$$Token'. Use \"false\" or \"true\"");
}
return false;
pimpl_->printError("file ended while scanning string token");
return -1;
}
-
+
int i = 0;
-
- if (compare(pimpl_->buff, "default")) {
- while (str[i][0] && compare(str[i], pimpl_->buff)) {
+
+ string const search_token = pimpl_->getString();
+
+ if (search_token != "default") {
+ while (str[i][0] && str[i] != search_token) {
++i;
}
if (!str[i][0]) {
i = -1;
}
}
-
+
return i;
}