| /* |
| * 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.debugger; |
| |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.xdebugger.XSourcePosition; |
| import com.intellij.xdebugger.evaluation.XDebuggerEvaluator; |
| import com.jetbrains.python.console.PyConsoleIndentUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| |
| public class PyDebuggerEvaluator extends XDebuggerEvaluator { |
| |
| private static final PyDebugValue NONE = new PyDebugValue("", "NoneType", "None", false, false, null, null); |
| |
| private Project myProject; |
| private final PyFrameAccessor myDebugProcess; |
| |
| public PyDebuggerEvaluator(@NotNull Project project, @NotNull final PyFrameAccessor debugProcess) { |
| myProject = project; |
| myDebugProcess = debugProcess; |
| } |
| |
| @Override |
| public void evaluate(@NotNull String expression, @NotNull XEvaluationCallback callback, @Nullable XSourcePosition expressionPosition) { |
| doEvaluate(expression, callback, true); |
| } |
| |
| private void doEvaluate(final String expr, final XEvaluationCallback callback, final boolean doTrunc) { |
| ApplicationManager.getApplication().executeOnPooledThread(new Runnable() { |
| @Override |
| public void run() { |
| String expression = expr.trim(); |
| if (expression.isEmpty()) { |
| callback.evaluated(NONE); |
| return; |
| } |
| |
| final boolean isExpression = PyDebugSupportUtils.isExpression(myProject, expression); |
| try { |
| // todo: think on getting results from EXEC |
| final PyDebugValue value = myDebugProcess.evaluate(expression, !isExpression, doTrunc); |
| if (value.isErrorOnEval()) { |
| callback.errorOccurred("{" + value.getType() + "}" + value.getValue()); |
| } |
| else { |
| callback.evaluated(value); |
| } |
| } |
| catch (PyDebuggerException e) { |
| callback.errorOccurred(e.getTracebackError()); |
| } |
| } |
| }); |
| } |
| |
| @Nullable |
| @Override |
| public TextRange getExpressionRangeAtOffset(final Project project, |
| final Document document, |
| final int offset, |
| boolean sideEffectsAllowed) { |
| return PyDebugSupportUtils.getExpressionRangeAtOffset(project, document, offset); |
| } |
| |
| @NotNull |
| @Override |
| public String formatTextForEvaluation(@NotNull String text) { |
| return PyConsoleIndentUtil.normalize(text); |
| } |
| } |