Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-qml into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml: (29 commits)
  Recognize identifiers containing unicode escape sequences.
  Fix README
  Fix doc: QML_DECLARE_TYPE is no longer necessary
  Fix doc: remote contents requires qmldir
  Fixed parsing of inner labelled statements.
  Doc
  Remove unsupported plugin version flags in .pro files of declarative examples
  Documentation typo.
  More QML doc consistency.
  Ensure existing image is gone before next photo selection.
  Don't use zoomfactor.
  Doc: in QML use "real" and "enumeration", not "qreal" and "enum"
  Doc: Put "default" property label on same line as property name
  Wait for debug clients asynchronously instead of blocking creation of
  Test not reliable
  ResizeMode support for QGraphicsWidgets created with QDeclarativeView
  More class documentation fixes for declarative.
  Simplify QML import plugin deployment lines
  Add QML imports to s60installs.pro
  Cleanup photoviewer demo.
  ...

1 files changed, 41 insertions, 1 deletions

diff --git a/src/declarative/qml/parser/qdeclarativejslexer.cpp b/src/declarative/qml/parser/qdeclarativejslexer.cpp
index a616146..7c1c30c 100644
--- a/src/declarative/qml/parser/qdeclarativejslexer.cpp
+++ b/src/declarative/qml/parser/qdeclarativejslexer.cpp
@@ -484,6 +484,8 @@ int Lexer::lex()
         stackToken = -1;
     }
 
+    bool identifierWithEscapedUnicode = false;
+
     while (!done) {
         switch (state) {
         case Start:
@@ -523,7 +525,26 @@ int Lexer::lex()
                 state = InString;
                 multiLineString = false;
                 stringType = current;
+            } else if (current == '\\' && next1 == 'u') {
+                identifierWithEscapedUnicode = true;
+                recordStartPos();
+
+                shift(2); // skip the unicode escape prefix `\u'
+
+                if (isHexDigit(current) && isHexDigit(next1) &&
+                     isHexDigit(next2) && isHexDigit(next3)) {
+                    record16(convertUnicode(current, next1, next2, next3));
+                    shift(3);
+                    state = InIdentifier;
+                } else {
+                    setDone(Bad);
+                    err = IllegalUnicodeEscapeSequence;
+                    errmsg = QCoreApplication::translate("QDeclarativeParser", "Illegal unicode escape sequence");
+                    break;
+                }
+
             } else if (isIdentLetter(current)) {
+                identifierWithEscapedUnicode = false;
                 recordStartPos();
                 record16(current);
                 state = InIdentifier;
@@ -683,6 +704,21 @@ int Lexer::lex()
             if (isIdentLetter(current) || isDecimalDigit(current)) {
                 record16(current);
                 break;
+            } else if (current == '\\' && next1 == 'u') {
+                identifierWithEscapedUnicode = true;
+                shift(2); // skip the unicode escape prefix `\u'
+
+                if (isHexDigit(current) && isHexDigit(next1) &&
+                     isHexDigit(next2) && isHexDigit(next3)) {
+                    record16(convertUnicode(current, next1, next2, next3));
+                    shift(3);
+                    break;
+                } else {
+                    setDone(Bad);
+                    err = IllegalUnicodeEscapeSequence;
+                    errmsg = QCoreApplication::translate("QDeclarativeParser", "Illegal unicode escape sequence");
+                    break;
+                }
             }
             setDone(Identifier);
             break;
@@ -825,7 +861,11 @@ int Lexer::lex()
             delimited = true;
         return token;
     case Identifier:
-        if ((token = findReservedWord(buffer16, pos16)) < 0) {
+        token = -1;
+        if (! identifierWithEscapedUnicode)
+            token = findReservedWord(buffer16, pos16);
+
+        if (token < 0) {
             /* TODO: close leak on parse error. same holds true for String */
             if (driver)
                 qsyylval.ustr = driver->intern(buffer16, pos16);