diff options
Diffstat (limited to 'src/declarative/qml/qdeclarativescriptparser.cpp')
| -rw-r--r-- | src/declarative/qml/qdeclarativescriptparser.cpp | 135 |
1 files changed, 126 insertions, 9 deletions
diff --git a/src/declarative/qml/qdeclarativescriptparser.cpp b/src/declarative/qml/qdeclarativescriptparser.cpp index fe516c5..49bd3b7 100644 --- a/src/declarative/qml/qdeclarativescriptparser.cpp +++ b/src/declarative/qml/qdeclarativescriptparser.cpp @@ -50,8 +50,6 @@ #include "parser/qdeclarativejsast_p.h" #include "qdeclarativerewrite_p.h" -#include <qfxperf_p_p.h> - #include <QStack> #include <QCoreApplication> #include <QtDebug> @@ -443,8 +441,14 @@ bool ProcessAST::visit(AST::UiImport *node) QDeclarativeScriptParser::Import import; if (node->fileName) { - import.type = QDeclarativeScriptParser::Import::File; uri = node->fileName->asString(); + + if (uri.endsWith(QLatin1String(".js"))) { + import.type = QDeclarativeScriptParser::Import::Script; + _parser->_refUrls << QUrl(uri); + } else { + import.type = QDeclarativeScriptParser::Import::File; + } } else { import.type = QDeclarativeScriptParser::Import::Library; uri = asString(node->importUri); @@ -453,6 +457,7 @@ bool ProcessAST::visit(AST::UiImport *node) AST::SourceLocation startLoc = node->importToken; AST::SourceLocation endLoc = node->semicolonToken; + // Qualifier if (node->importId) { import.qualifier = node->importId->asString(); if (!import.qualifier.at(0).isUpper()) { @@ -463,17 +468,43 @@ bool ProcessAST::visit(AST::UiImport *node) _parser->_errors << error; return false; } + + // Check for script qualifier clashes + bool isScript = import.type == QDeclarativeScriptParser::Import::Script; + for (int ii = 0; ii < _parser->_imports.count(); ++ii) { + const QDeclarativeScriptParser::Import &other = _parser->_imports.at(ii); + bool otherIsScript = other.type == QDeclarativeScriptParser::Import::Script; + + if ((isScript || otherIsScript) && import.qualifier == other.qualifier) { + QDeclarativeError error; + error.setDescription(QCoreApplication::translate("QDeclarativeParser","Script import qualifiers must be unique.")); + error.setLine(node->importIdToken.startLine); + error.setColumn(node->importIdToken.startColumn); + _parser->_errors << error; + return false; + } + } + + } else if (import.type == QDeclarativeScriptParser::Import::Script) { + QDeclarativeError error; + error.setDescription(QCoreApplication::translate("QDeclarativeParser","Script import requires a qualifier")); + error.setLine(node->importIdToken.startLine); + error.setColumn(node->importIdToken.startColumn); + _parser->_errors << error; + return false; } - if (node->versionToken.isValid()) + + if (node->versionToken.isValid()) { import.version = textAt(node->versionToken); - else if (import.type == QDeclarativeScriptParser::Import::Library) { + } else if (import.type == QDeclarativeScriptParser::Import::Library) { QDeclarativeError error; error.setDescription(QCoreApplication::translate("QDeclarativeParser","Library import requires a version")); error.setLine(node->importIdToken.startLine); error.setColumn(node->importIdToken.startColumn); _parser->_errors << error; return false; - } + } + import.location = location(startLoc, endLoc); import.uri = uri; @@ -866,9 +897,6 @@ public: bool QDeclarativeScriptParser::parse(const QByteArray &qmldata, const QUrl &url) { -#ifdef Q_ENABLE_PERFORMANCE_LOG - QDeclarativePerfTimer<QDeclarativePerf::QDeclarativeParsing> pt; -#endif clear(); const QString fileName = url.toString(); @@ -939,6 +967,95 @@ QList<QDeclarativeError> QDeclarativeScriptParser::errors() const return _errors; } +/* +Searches for ".pragma <value>" declarations within \a script. Currently supported pragmas +are: + library +*/ +QDeclarativeParser::Object::ScriptBlock::Pragmas QDeclarativeScriptParser::extractPragmas(QString &script) +{ + QDeclarativeParser::Object::ScriptBlock::Pragmas rv = QDeclarativeParser::Object::ScriptBlock::None; + + const QChar forwardSlash(QLatin1Char('/')); + const QChar star(QLatin1Char('*')); + const QChar newline(QLatin1Char('\n')); + const QChar dot(QLatin1Char('.')); + const QChar semicolon(QLatin1Char(';')); + const QChar space(QLatin1Char(' ')); + const QString pragma(QLatin1String(".pragma ")); + + const QChar *pragmaData = pragma.constData(); + + const QChar *data = script.constData(); + const int length = script.count(); + for (int ii = 0; ii < length; ++ii) { + const QChar &c = data[ii]; + + if (c.isSpace()) + continue; + + if (c == forwardSlash) { + ++ii; + if (ii >= length) + return rv; + + const QChar &c = data[ii]; + if (c == forwardSlash) { + // Find next newline + while (ii < length && data[++ii] != newline) {}; + } else if (c == star) { + // Find next star + while (true) { + while (ii < length && data[++ii] != star) {}; + if (ii + 1 >= length) + return rv; + + if (data[ii + 1] == forwardSlash) { + ++ii; + break; + } + } + } else { + return rv; + } + } else if (c == dot) { + // Could be a pragma! + if (ii + pragma.length() >= length || + 0 != ::memcmp(data + ii, pragmaData, sizeof(QChar) * pragma.length())) + return rv; + + int pragmaStatementIdx = ii; + + ii += pragma.length(); + + while (ii < length && data[ii].isSpace()) { ++ii; } + + int startIdx = ii; + + while (ii < length && data[ii].isLetter()) { ++ii; } + + int endIdx = ii; + + if (ii != length && data[ii] != forwardSlash && !data[ii].isSpace() && data[ii] != semicolon) + return rv; + + QString p(data + startIdx, endIdx - startIdx); + + if (p == QLatin1String("library")) + rv |= QDeclarativeParser::Object::ScriptBlock::Shared; + else + return rv; + + for (int jj = pragmaStatementIdx; jj < endIdx; ++jj) script[jj] = space; + + } else { + return rv; + } + } + + return rv; +} + void QDeclarativeScriptParser::clear() { if (root) { |