Remove old implicit module support.

Previously, it was allowed to use type qualification to refer to types
defined in subdirectories - indeed, this was the only form of modularity.
This is no longer desirable since we have good import features.

Task-number: QTBUG-7721

2 files changed, 16 insertions, 14 deletions

diff --git a/src/declarative/qml/qmlcompositetypemanager.cpp b/src/declarative/qml/qmlcompositetypemanager.cpp
index 9c78912..3504fe9 100644
--- a/src/declarative/qml/qmlcompositetypemanager.cpp
+++ b/src/declarative/qml/qmlcompositetypemanager.cpp
@@ -512,14 +512,18 @@ int QmlCompositeTypeManager::resolveTypes(QmlCompositeTypeData *unit)
         int majorVersion;
         int minorVersion;
         QmlEnginePrivate::ImportedNamespace *typeNamespace = 0;
-        if (!QmlEnginePrivate::get(engine)->resolveType(unit->imports, typeName, &ref.type, &url, &majorVersion, &minorVersion, &typeNamespace)) {
-            // XXX could produce error message here.
-        }
-
-        if (typeNamespace) {
+        if (!QmlEnginePrivate::get(engine)->resolveType(unit->imports, typeName, &ref.type, &url, &majorVersion, &minorVersion, &typeNamespace)
+                || typeNamespace)
+        {
+            // Known to not be a type:
+            //  - known to be a namespace (Namespace {})
+            //  - type with unknown namespace (UnknownNamespace.SomeType {})
             QmlError error;
             error.setUrl(unit->imports.baseUrl());
-            error.setDescription(tr("Namespace %1 cannot be used as a type").arg(QString::fromUtf8(typeName)));
+            if (typeNamespace)
+                error.setDescription(tr("Namespace %1 cannot be used as a type").arg(QString::fromUtf8(typeName)));
+            else
+                error.setDescription(tr("%1 is not a type").arg(QString::fromUtf8(typeName)));
             if (!parserRef->refObjects.isEmpty()) {
                 QmlParser::Object *obj = parserRef->refObjects.first();
                 error.setLine(obj->location.start.line);
diff --git a/src/declarative/qml/qmlengine.cpp b/src/declarative/qml/qmlengine.cpp
index bb26d30..f4dcb7a 100644
--- a/src/declarative/qml/qmlengine.cpp
+++ b/src/declarative/qml/qmlengine.cpp
@@ -1276,14 +1276,12 @@ public:
         QmlEnginePrivate::ImportedNamespace *s = 0;
         int slash = type.indexOf('/');
         if (slash >= 0) {
-            while (!s) {
-                s = set.value(QString::fromUtf8(type.left(slash)));
-                int nslash = type.indexOf('/',slash+1);
-                if (nslash > 0)
-                    slash = nslash;
-                else
-                    break;
-            }
+            s = set.value(QString::fromUtf8(type.left(slash)));
+            if (!s)
+                return false; // qualifier must be a namespace
+            int nslash = type.indexOf('/',slash+1);
+            if (nslash > 0)
+                return false; // only single qualification allowed
         } else {
             s = &unqualifiedset;
         }