diff options
Diffstat (limited to 'tools/linguist/lupdate/qscript.g')
| -rw-r--r-- | tools/linguist/lupdate/qscript.g | 276 |
1 files changed, 236 insertions, 40 deletions
diff --git a/tools/linguist/lupdate/qscript.g b/tools/linguist/lupdate/qscript.g index 857c58a..3655f2e 100644 --- a/tools/linguist/lupdate/qscript.g +++ b/tools/linguist/lupdate/qscript.g @@ -84,6 +84,7 @@ /. #include <translator.h> +#include <QtCore/QCoreApplication> #include <QtCore/qdebug.h> #include <QtCore/qnumeric.h> #include <QtCore/qstring.h> @@ -99,15 +100,22 @@ QT_BEGIN_NAMESPACE +class LU { + Q_DECLARE_TR_FUNCTIONS(LUpdate) +}; + static void recordMessage( Translator *tor, const QString &context, const QString &text, const QString &comment, - const QString &extracomment, bool plural, const QString &fileName, int lineNo) + const QString &extracomment, const QString &msgid, const TranslatorMessage::ExtraData &extra, + bool plural, const QString &fileName, int lineNo) { TranslatorMessage msg( context, text, comment, QString(), fileName, lineNo, QStringList(), TranslatorMessage::Unfinished, plural); msg.setExtraComment(extracomment.simplified()); + msg.setId(msgid); + msg.setExtras(extra); tor->extend(msg); } @@ -115,15 +123,23 @@ static void recordMessage( namespace QScript { +class CommentProcessor +{ +public: + virtual ~CommentProcessor() {} + virtual void processComment(const QChar *chars, int length) = 0; +}; + class Lexer { public: - Lexer(); + Lexer(CommentProcessor *); ~Lexer(); - void setCode(const QString &c, int lineno); + void setCode(const QString &c, const QString &fileName, int lineno); int lex(); + QString fileName() const { return yyfilename; } int currentLineNo() const { return yylineno; } int currentColumnNo() const { return yycolumn; } @@ -203,6 +219,7 @@ public: { err = NoError; } private: + QString yyfilename; int yylineno; bool done; char *buffer8; @@ -256,6 +273,8 @@ private: void syncProhibitAutomaticSemicolon(); + void processComment(const QChar *, int); + const QChar *code; uint length; int yycolumn; @@ -282,6 +301,8 @@ private: ParenthesesState parenthesesState; int parenthesesCount; bool prohibitAutomaticSemicolon; + + CommentProcessor *commentProcessor; }; } // namespace QScript @@ -358,7 +379,7 @@ double integerFromString(const char *buf, int size, int radix) } // namespace QScript -QScript::Lexer::Lexer() +QScript::Lexer::Lexer(QScript::CommentProcessor *proc) : yylineno(0), size8(128), size16(128), restrKeyword(false), @@ -369,7 +390,8 @@ QScript::Lexer::Lexer() err(NoError), check_reserved(true), parenthesesState(IgnoreParentheses), - prohibitAutomaticSemicolon(false) + prohibitAutomaticSemicolon(false), + commentProcessor(proc) { // allocate space for read buffers buffer8 = new char[size8]; @@ -384,9 +406,10 @@ QScript::Lexer::~Lexer() delete [] buffer16; } -void QScript::Lexer::setCode(const QString &c, int lineno) +void QScript::Lexer::setCode(const QString &c, const QString &fileName, int lineno) { errmsg = QString(); + yyfilename = fileName; yylineno = lineno; yycolumn = 1; restrKeyword = false; @@ -735,10 +758,12 @@ int QScript::Lexer::lex() } else if (current == '/' && next1 == '/') { recordStartPos(); shift(1); + Q_ASSERT(pos16 == 0); state = InSingleLineComment; } else if (current == '/' && next1 == '*') { recordStartPos(); shift(1); + Q_ASSERT(pos16 == 0); state = InMultiLineComment; } else if (current == 0) { syncProhibitAutomaticSemicolon(); @@ -797,7 +822,7 @@ int QScript::Lexer::lex() else { setDone(Bad); err = IllegalCharacter; - errmsg = QLatin1String("Illegal character"); + errmsg = LU::tr("Illegal character"); } } break; @@ -808,7 +833,7 @@ int QScript::Lexer::lex() } else if (current == 0 || isLineTerminator()) { setDone(Bad); err = UnclosedStringLiteral; - errmsg = QLatin1String("Unclosed string at end of line"); + errmsg = LU::tr("Unclosed string at end of line"); } else if (current == '\\') { state = InEscapeSequence; } else { @@ -834,7 +859,7 @@ int QScript::Lexer::lex() } else { setDone(Bad); err = IllegalEscapeSequence; - errmsg = QLatin1String("Illegal escape squence"); + errmsg = LU::tr("Illegal escape squence"); } } else if (current == 'x') state = InHexEscape; @@ -873,14 +898,17 @@ int QScript::Lexer::lex() } else { setDone(Bad); err = IllegalUnicodeEscapeSequence; - errmsg = QLatin1String("Illegal unicode escape sequence"); + errmsg = LU::tr("Illegal unicode escape sequence"); } break; case InSingleLineComment: if (isLineTerminator()) { + record16(current); // include newline + processComment(buffer16, pos16); shiftWindowsLineBreak(); yylineno++; yycolumn = 0; + pos16 = 0; terminator = true; bol = true; if (restrKeyword) { @@ -890,19 +918,25 @@ int QScript::Lexer::lex() state = Start; } else if (current == 0) { setDone(Eof); + } else { + record16(current); } break; case InMultiLineComment: if (current == 0) { setDone(Bad); err = UnclosedComment; - errmsg = QLatin1String("Unclosed comment at end of file"); + errmsg = LU::tr("Unclosed comment at end of file"); } else if (isLineTerminator()) { shiftWindowsLineBreak(); yylineno++; } else if (current == '*' && next1 == '/') { + processComment(buffer16, pos16); + pos16 = 0; state = Start; shift(1); + } else { + record16(current); } break; case InIdentifier: @@ -980,7 +1014,7 @@ int QScript::Lexer::lex() } else { setDone(Bad); err = IllegalExponentIndicator; - errmsg = QLatin1String("Illegal syntax for exponential number"); + errmsg = LU::tr("Illegal syntax for exponential number"); } break; case InExponent: @@ -1006,7 +1040,7 @@ int QScript::Lexer::lex() && isIdentLetter(current)) { state = Bad; err = IllegalIdentifier; - errmsg = QLatin1String("Identifier cannot start with numeric literal"); + errmsg = LU::tr("Identifier cannot start with numeric literal"); } // terminate string @@ -1325,7 +1359,7 @@ bool QScript::Lexer::scanRegExp(RegExpBodyPrefix prefix) while (1) { if (isLineTerminator() || current == 0) { - errmsg = QLatin1String("Unterminated regular expression literal"); + errmsg = LU::tr("Unterminated regular expression literal"); return false; } else if (current != '/' || lastWasEscape == true) @@ -1364,10 +1398,15 @@ void QScript::Lexer::syncProhibitAutomaticSemicolon() } } +void QScript::Lexer::processComment(const QChar *chars, int length) +{ + commentProcessor->processComment(chars, length); +} + class Translator; -class QScriptParser: protected $table +class QScriptParser: protected $table, public QScript::CommentProcessor { public: QVariant val; @@ -1383,10 +1422,12 @@ public: QScriptParser(); ~QScriptParser(); - bool parse(QScript::Lexer *lexer, - const QString &fileName, - Translator *translator); + void setLexer(QScript::Lexer *); + bool parse(Translator *translator); + + QString fileName() const + { return lexer->fileName(); } inline QString errorMessage() const { return error_message; } inline int errorLineNumber() const @@ -1403,6 +1444,10 @@ protected: inline Location &loc(int index) { return location_stack [tos + index - 2]; } + std::ostream &yyMsg(int line = 0); + + virtual void processComment(const QChar *, int); + protected: int tos; int stack_size; @@ -1412,6 +1457,13 @@ protected: QString error_message; int error_lineno; int error_column; + +private: + QScript::Lexer *lexer; + QString extracomment; + QString msgid; + QString sourcetext; + TranslatorMessage::ExtraData extra; }; inline void QScriptParser::reallocateStack() @@ -1438,7 +1490,8 @@ QScriptParser::QScriptParser(): stack_size(0), sym_stack(0), state_stack(0), - location_stack(0) + location_stack(0), + lexer(0) { } @@ -1460,10 +1513,14 @@ static inline QScriptParser::Location location(QScript::Lexer *lexer) return loc; } -bool QScriptParser::parse(QScript::Lexer *lexer, - const QString &fileName, - Translator *translator) +void QScriptParser::setLexer(QScript::Lexer *lex) { + lexer = lex; +} + +bool QScriptParser::parse(Translator *translator) +{ + Q_ASSERT(lexer != 0); const int INITIAL_STATE = 0; int yytoken = -1; @@ -1630,44 +1687,70 @@ CallExpression: MemberExpression Arguments ; case $rule_number: { QString name = sym(1).toString(); if ((name == QLatin1String("qsTranslate")) || (name == QLatin1String("QT_TRANSLATE_NOOP"))) { + if (!sourcetext.isEmpty()) + yyMsg(identLineNo) << qPrintable(LU::tr("//% cannot be used with %1(). Ignoring\n").arg(name)); QVariantList args = sym(2).toList(); if (args.size() < 2) { - std::cerr << qPrintable(fileName) << ':' << identLineNo << ": " - << qPrintable(name) << "() requires at least two arguments.\n"; + yyMsg(identLineNo) << qPrintable(LU::tr("%1() requires at least two arguments.\n").arg(name)); } else { if ((args.at(0).type() != QVariant::String) || (args.at(1).type() != QVariant::String)) { - std::cerr << qPrintable(fileName) << ':' << identLineNo << ": " - << qPrintable(name) << "(): both arguments must be literal strings.\n"; + yyMsg(identLineNo) << qPrintable(LU::tr("%1(): both arguments must be literal strings.\n").arg(name)); } else { QString context = args.at(0).toString(); QString text = args.at(1).toString(); QString comment = args.value(2).toString(); - QString extracomment; bool plural = (args.size() > 4); recordMessage(translator, context, text, comment, extracomment, - plural, fileName, identLineNo); + msgid, extra, plural, fileName(), identLineNo); } } + sourcetext.clear(); + extracomment.clear(); + msgid.clear(); + extra.clear(); } else if ((name == QLatin1String("qsTr")) || (name == QLatin1String("QT_TR_NOOP"))) { + if (!sourcetext.isEmpty()) + yyMsg(identLineNo) << qPrintable(LU::tr("//% cannot be used with %1(). Ignoring\n").arg(name)); QVariantList args = sym(2).toList(); if (args.size() < 1) { - std::cerr << qPrintable(fileName) << ':' << identLineNo << ": " - << qPrintable(name) << "() requires at least one argument.\n"; + yyMsg(identLineNo) << qPrintable(LU::tr("%1() requires at least one argument.\n").arg(name)); } else { if (args.at(0).type() != QVariant::String) { - std::cerr << qPrintable(fileName) << ':' << identLineNo << ": " - << qPrintable(name) << "(): text to translate must be a literal string.\n"; + yyMsg(identLineNo) << qPrintable(LU::tr("%1(): text to translate must be a literal string.\n").arg(name)); } else { - QString context = QFileInfo(fileName).baseName(); + QString context = QFileInfo(fileName()).baseName(); QString text = args.at(0).toString(); QString comment = args.value(1).toString(); - QString extracomment; bool plural = (args.size() > 2); recordMessage(translator, context, text, comment, extracomment, - plural, fileName, identLineNo); + msgid, extra, plural, fileName(), identLineNo); } } + sourcetext.clear(); + extracomment.clear(); + msgid.clear(); + extra.clear(); + } else if ((name == QLatin1String("qsTrId")) || (name == QLatin1String("QT_TRID_NOOP"))) { + if (!msgid.isEmpty()) + yyMsg(identLineNo) << qPrintable(LU::tr("//= cannot be used with %1(). Ignoring\n").arg(name)); + QVariantList args = sym(2).toList(); + if (args.size() < 1) { + yyMsg(identLineNo) << qPrintable(LU::tr("%1() requires at least one argument.\n").arg(name)); + } else { + if (args.at(0).type() != QVariant::String) { + yyMsg(identLineNo) << qPrintable(LU::tr("%1(): identifier must be a literal string.\n").arg(name)); + } else { + msgid = args.at(0).toString(); + bool plural = (args.size() > 1); + recordMessage(translator, QString(), sourcetext, QString(), extracomment, + msgid, extra, plural, fileName(), identLineNo); + } + } + sourcetext.clear(); + extracomment.clear(); + msgid.clear(); + extra.clear(); } } break; ./ @@ -1813,20 +1896,73 @@ ExpressionNotInOpt: ; ExpressionNotInOpt: ExpressionNotIn ; Statement: Block ; +/. + case $rule_number: +./ Statement: VariableStatement ; +/. + case $rule_number: +./ Statement: EmptyStatement ; +/. + case $rule_number: +./ Statement: ExpressionStatement ; +/. + case $rule_number: +./ Statement: IfStatement ; +/. + case $rule_number: +./ Statement: IterationStatement ; +/. + case $rule_number: +./ Statement: ContinueStatement ; +/. + case $rule_number: +./ Statement: BreakStatement ; +/. + case $rule_number: +./ Statement: ReturnStatement ; +/. + case $rule_number: +./ Statement: WithStatement ; +/. + case $rule_number: +./ Statement: LabelledStatement ; +/. + case $rule_number: +./ Statement: SwitchStatement ; +/. + case $rule_number: +./ Statement: ThrowStatement ; +/. + case $rule_number: +./ Statement: TryStatement ; +/. + case $rule_number: +./ Statement: DebuggerStatement ; +/. + case $rule_number: + if (!sourcetext.isEmpty() || !extracomment.isEmpty() || !msgid.isEmpty() || !extra.isEmpty()) { + yyMsg() << qPrintable(LU::tr("Discarding unconsumed meta data\n")); + sourcetext.clear(); + extracomment.clear(); + msgid.clear(); + extra.clear(); + } + break; +./ Block: T_LBRACE StatementListOpt T_RBRACE ; StatementList: Statement ; @@ -1965,6 +2101,9 @@ PropertyNameAndValueListOpt: PropertyNameAndValueList ; { if (first) error_message += QLatin1String ("Expected "); + //: Beginning of the string that contains + //: comma-separated list of expected tokens + error_message += LU::tr("Expected "); else error_message += QLatin1String (", "); @@ -1988,13 +2127,69 @@ PropertyNameAndValueListOpt: PropertyNameAndValueList ; return false; } +std::ostream &QScriptParser::yyMsg(int line) +{ + return std::cerr << qPrintable(fileName()) << ':' << (line ? line : lexer->startLineNo()) << ": "; +} + +void QScriptParser::processComment(const QChar *chars, int length) +{ + if (!length) + return; + // Try to match the logic of the C++ parser. + if (*chars == QLatin1Char(':') && chars[1].isSpace()) { + extracomment += QString(chars+2, length-2); + } else if (*chars == QLatin1Char('=') && chars[1].isSpace()) { + msgid = QString(chars+2, length-2).simplified(); + } else if (*chars == QLatin1Char('~') && chars[1].isSpace()) { + QString text = QString(chars+2, length-2).trimmed(); + int k = text.indexOf(QLatin1Char(' ')); + if (k > -1) + extra.insert(text.left(k), text.mid(k + 1).trimmed()); + } else if (*chars == QLatin1Char('%') && chars[1].isSpace()) { + sourcetext.reserve(sourcetext.length() + length-2); + ushort *ptr = (ushort *)sourcetext.data() + sourcetext.length(); + int p = 2, c; + forever { + if (p >= length) + break; + c = chars[p++].unicode(); + if (isspace(c)) + continue; + if (c != '"') { + yyMsg() << qPrintable(LU::tr("Unexpected character in meta string\n")); + break; + } + forever { + if (p >= length) { + whoops: + yyMsg() << qPrintable(LU::tr("Unterminated meta string\n")); + break; + } + c = chars[p++].unicode(); + if (c == '"') + break; + if (c == '\\') { + if (p >= length) + goto whoops; + c = chars[p++].unicode(); + if (c == '\n') + goto whoops; + *ptr++ = '\\'; + } + *ptr++ = c; + } + } + sourcetext.resize(ptr - (ushort *)sourcetext.data()); + } +} + bool loadQScript(Translator &translator, const QString &filename, ConversionData &cd) { QFile file(filename); if (!file.open(QIODevice::ReadOnly)) { - cd.appendError(QString::fromLatin1("Cannot open %1: %2") - .arg(filename, file.errorString())); + cd.appendError(LU::tr("Cannot open %1: %2").arg(filename, file.errorString())); return false; } QTextStream ts(&file); @@ -2007,10 +2202,11 @@ bool loadQScript(Translator &translator, const QString &filename, ConversionData ts.setAutoDetectUnicode(true); QString code = ts.readAll(); - QScript::Lexer lexer; - lexer.setCode(code, /*lineNumber=*/1); QScriptParser parser; - if (!parser.parse(&lexer, filename, &translator)) { + QScript::Lexer lexer(&parser); + lexer.setCode(code, filename, /*lineNumber=*/1); + parser.setLexer(&lexer); + if (!parser.parse(&translator)) { std::cerr << qPrintable(filename) << ':' << parser.errorLineNumber() << ": " << qPrintable(parser.errorMessage()) << std::endl; return false; |