QmlJS: Extending QmlJSSimpleReader

With this patch bindings are parsed as strings.

Change-Id: I92014052947c595b220640d827dd77ee2db8f655
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/libs/qmljs/qmljssimplereader.cpp

@@ -127,6 +127,8 @@ bool SimpleAbstractStreamReader::readFromSource(const QString &source)
     m_errors.clear();
     m_currentSourceLocation = AST::SourceLocation();
 
+    m_source = source;
+
     Engine engine;
     Lexer lexer(&engine);
     Parser parser(&engine);
@@ -176,6 +178,8 @@ bool SimpleAbstractStreamReader::readDocument(AST::UiProgram *ast)
     }
     readChild(uiObjectDefinition);
 
+    m_source.clear();
+
     return errors().isEmpty();
 }
 
@@ -271,8 +275,7 @@ QVariant SimpleAbstractStreamReader::parsePropertyExpression(AST::ExpressionNode
     if (numericLiteral)
         return numericLiteral->value;
 
-    addError(tr("Expected expression statement to be a literal."), expressionNode->firstSourceLocation());
-    return QVariant();
+    return textAt(expressionNode->firstSourceLocation(), expressionNode->lastSourceLocation());
 }
 
 void SimpleAbstractStreamReader::setSourceLocation(const AST::SourceLocation &sourceLocation)
@@ -280,6 +283,12 @@ void SimpleAbstractStreamReader::setSourceLocation(const AST::SourceLocation &so
     m_currentSourceLocation = sourceLocation;
 }
 
+QString SimpleAbstractStreamReader::textAt(const AST::SourceLocation &from,
+                                           const AST::SourceLocation &to)
+{
+    return m_source.mid(from.offset, to.end() - from.begin());
+}
+
 SimpleReader::SimpleReader()
 {
 }

src/libs/qmljs/qmljssimplereader.h

@@ -101,9 +101,11 @@ private:
     QVariant parsePropertyScriptBinding(AST::UiScriptBinding *ExpressionNode);
     QVariant parsePropertyExpression(AST::ExpressionNode *expressionNode);
     void setSourceLocation(const AST::SourceLocation &sourceLocation);
+    QString textAt(const AST::SourceLocation &from, const AST::SourceLocation &to);
 
     QStringList m_errors;
     AST::SourceLocation m_currentSourceLocation;
+    QString m_source;
 };
 
 class QMLJS_EXPORT SimpleReader: public SimpleAbstractStreamReader