private void checkExpression(PyQualifiedExpression node) {
final PyExpression qualifier = node.getQualifier();
if (qualifier != null) {
final PyType type = myTypeEvalContext.getType(qualifier);
if (type instanceof PyClassType) {
final PyClass cls = ((PyClassType) type).getPyClass();
final String name = node.getName();
if (name != null) {
final Pair<PyClass, String> key = new Pair<PyClass, String>(cls, name);
final Property property;
if (myPropertyCache.containsKey(key)) {
property = myPropertyCache.get(key);
} else {
property = cls.findProperty(name, true);
}
myPropertyCache.put(
key, property); // we store nulls, too, to know that a property does not exist
if (property != null) {
final AccessDirection dir = AccessDirection.of(node);
checkAccessor(node, name, dir, property);
if (dir == AccessDirection.READ) {
final PsiElement parent = node.getParent();
if (parent instanceof PyAugAssignmentStatement
&& ((PyAugAssignmentStatement) parent).getTarget() == node) {
checkAccessor(node, name, AccessDirection.WRITE, property);
}
}
}
}
}
}
}
private static void putCaretOnFieldName(Editor editor, PsiElement occurrence) {
PyQualifiedExpression qExpr =
PsiTreeUtil.getParentOfType(occurrence, PyQualifiedExpression.class, false);
if (qExpr != null && !qExpr.isQualified()) {
qExpr = PsiTreeUtil.getParentOfType(qExpr, PyQualifiedExpression.class);
}
if (qExpr != null) {
final ASTNode nameElement = qExpr.getNameElement();
if (nameElement != null) {
final int offset = nameElement.getTextRange().getStartOffset();
editor.getCaretModel().moveToOffset(offset);
}
}
}
/** @param self should be this */
@NotNull
private static List<PyAssignmentStatement> findAttributesStatic(@NotNull final PsiElement self) {
final List<PyAssignmentStatement> result = new ArrayList<>();
for (final PyAssignmentStatement statement :
new PsiQuery(self).siblings(PyAssignmentStatement.class).getElements()) {
for (final PyQualifiedExpression targetExpression :
new PsiQuery(statement.getTargets()).filter(PyQualifiedExpression.class).getElements()) {
final PyExpression qualifier = targetExpression.getQualifier();
if (qualifier == null) {
continue;
}
final PsiReference qualifierReference = qualifier.getReference();
if (qualifierReference == null) {
continue;
}
if (qualifierReference.isReferenceTo(self)) {
result.add(statement);
}
}
}
return result;
}