| /* |
| * 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.types; |
| |
| import com.jetbrains.python.psi.PyCallSiteExpression; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.List; |
| |
| /** |
| * A type instances of which can possibly be called. For example, a class definition can be called, and the result of a call is a class |
| * instance. |
| * |
| * @author yole |
| */ |
| public interface PyCallableType extends PyType { |
| /** |
| * Returns true if the type is callable. |
| */ |
| boolean isCallable(); |
| |
| /** |
| * Returns the return type of a function independent of a call site. |
| * |
| * For example, it may return a generic type. |
| * @param context |
| */ |
| @Nullable |
| PyType getReturnType(@NotNull TypeEvalContext context); |
| |
| /** |
| * Returns the type which is the result of calling an instance of this type. |
| */ |
| @Nullable |
| PyType getCallType(@NotNull TypeEvalContext context, @NotNull PyCallSiteExpression callSite); |
| |
| /** |
| * Returns the list of parameter types. |
| * |
| * @return list of parameter info null if not applicable. |
| */ |
| @Nullable |
| List<PyCallableParameter> getParameters(@NotNull TypeEvalContext context); |
| } |