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/*
* 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;
import com.intellij.psi.PsiNameIdentifierOwner;
import com.intellij.psi.PsiNamedElement;
import com.intellij.psi.PsiReference;
import com.intellij.psi.StubBasedPsiElement;
import com.intellij.psi.util.QualifiedName;
import com.jetbrains.python.psi.stubs.PyTargetExpressionStub;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author yole
*/
public interface PyTargetExpression extends PyQualifiedExpression, PsiNamedElement, PsiNameIdentifierOwner, PyDocStringOwner,
StubBasedPsiElement<PyTargetExpressionStub> {
PyTargetExpression[] EMPTY_ARRAY = new PyTargetExpression[0];
/**
* Find the value that maps to this target expression in an enclosing assignment expression.
* Does not work with other expressions (e.g. if the target is in a 'for' loop).
*
* @return the expression assigned to target via an enclosing assignment expression, or null.
*/
@Nullable
PyExpression findAssignedValue();
@Nullable
QualifiedName getAssignedQName();
/**
* If the value assigned to the target expression is a call, returns the (unqualified and unresolved) name of the
* callee. Otherwise, returns null.
*
* @return the name of the callee or null if the assigned value is not a call.
*/
@Nullable
QualifiedName getCalleeName();
@NotNull
PsiReference getReference();
@Nullable
PyClass getContainingClass();
}
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