| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.jetbrains.python.psi.impl; |
| |
| import com.intellij.lang.ASTNode; |
| import com.jetbrains.python.PythonDialectsTokenSetProvider; |
| import com.jetbrains.python.psi.PyElementVisitor; |
| import com.jetbrains.python.psi.PyExpression; |
| import com.jetbrains.python.psi.PyTupleExpression; |
| import com.jetbrains.python.psi.types.PyTupleType; |
| import com.jetbrains.python.psi.types.PyType; |
| import com.jetbrains.python.psi.types.TypeEvalContext; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Arrays; |
| import java.util.Iterator; |
| |
| /** |
| * @author yole |
| */ |
| public class PyTupleExpressionImpl extends PyElementImpl implements PyTupleExpression { |
| public PyTupleExpressionImpl(ASTNode astNode) { |
| super(astNode); |
| } |
| |
| @Override |
| protected void acceptPyVisitor(PyElementVisitor pyVisitor) { |
| pyVisitor.visitPyTupleExpression(this); |
| } |
| |
| @NotNull |
| public PyExpression[] getElements() { |
| return childrenToPsi(PythonDialectsTokenSetProvider.INSTANCE.getExpressionTokens(), PyExpression.EMPTY_ARRAY); |
| } |
| |
| public PyType getType(@NotNull TypeEvalContext context, @NotNull TypeEvalContext.Key key) { |
| final PyExpression[] elements = getElements(); |
| final PyType[] types = new PyType[elements.length]; |
| for (int i = 0; i < types.length; i++) { |
| types [i] = context.getType(elements [i]); |
| } |
| return PyTupleType.create(this, types); |
| } |
| |
| public Iterator<PyExpression> iterator() { |
| return Arrays.<PyExpression>asList(getElements()).iterator(); |
| } |
| } |