Examples with JvmIdentifiableElement org.eclipse.xtext.common.types.JvmIdentifiableElement used on opensource projects

Example 61 with JvmIdentifiableElement

use of org.eclipse.xtext.common.types.JvmIdentifiableElement in project xtext-xtend by eclipse.

the class CreateMemberQuickfixes method addQuickfixes.

@Override
public void addQuickfixes(Issue issue, IssueResolutionAcceptor issueResolutionAcceptor, IXtextDocument xtextDocument, XtextResource resource, EObject referenceOwner, EReference unresolvedReference) throws Exception {
    if (referenceOwner instanceof XAbstractFeatureCall) {
        XAbstractFeatureCall call = (XAbstractFeatureCall) referenceOwner;
        String newMemberName = (issue.getData() != null && issue.getData().length > 0) ? issue.getData()[0] : null;
        if (newMemberName != null) {
            if (call instanceof XMemberFeatureCall) {
                if (!call.isExplicitOperationCallOrBuilderSyntax()) {
                    newFieldQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                    newGetterQuickfixes(newMemberName, call, issue, issueResolutionAcceptor);
                }
                newMethodQuickfixes(newMemberName, call, issue, issueResolutionAcceptor);
            } else if (call instanceof XFeatureCall) {
                if (!call.isExplicitOperationCallOrBuilderSyntax()) {
                    if (logicalContainerProvider.getNearestLogicalContainer(call) instanceof JvmExecutable)
                        newLocalVariableQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                    newFieldQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                    newGetterQuickfixes(newMemberName, call, issue, issueResolutionAcceptor);
                }
                newMethodQuickfixes(newMemberName, call, issue, issueResolutionAcceptor);
            } else if (call instanceof XAssignment) {
                newSetterQuickfix(issue, issueResolutionAcceptor, newMemberName, call);
                XAssignment assigment = (XAssignment) call;
                if (assigment.getAssignable() == null) {
                    newLocalVariableQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                    newFieldQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                } else if (isThis(assigment)) {
                    newFieldQuickfix(newMemberName, call, issue, issueResolutionAcceptor);
                }
            }
        }
        if (call.isOperation()) {
            JvmIdentifiableElement feature = call.getFeature();
            if (feature.eIsProxy()) {
                String operatorMethodName = getOperatorMethodName(call);
                if (operatorMethodName != null)
                    newMethodQuickfixes(operatorMethodName, call, issue, issueResolutionAcceptor);
            }
        }
        if (call instanceof XFeatureCall && call.getFeature() instanceof JvmConstructor) {
            newConstructorQuickfix(issue, issueResolutionAcceptor, (XFeatureCall) call);
        }
    }
    if (referenceOwner instanceof XConstructorCall) {
        newConstructorQuickfix(issue, issueResolutionAcceptor, (XConstructorCall) referenceOwner);
    }
}

Example 62 with JvmIdentifiableElement

use of org.eclipse.xtext.common.types.JvmIdentifiableElement in project xtext-xtend by eclipse.

the class ExtractMethodRefactoring method calculateExpressions.

protected List<XExpression> calculateExpressions(final List<XExpression> expressions) {
    final XExpression firstExpression = expressions.get(0);
    // instead of the complete XVariableDeclaration
    if (expressions.size() == 1 && firstExpression instanceof XVariableDeclaration) {
        final XtendFunction originalMethod = EcoreUtil2.getContainerOfType(firstExpression, XtendFunction.class);
        for (final EObject element : Iterables.filter(EcoreUtil2.eAllContents(originalMethod.getExpression()), new Predicate<EObject>() {

            @Override
            public boolean apply(EObject input) {
                return !EcoreUtil.isAncestor(expressions, input);
            }
        })) {
            if (element instanceof XFeatureCall) {
                XFeatureCall featureCall = (XFeatureCall) element;
                JvmIdentifiableElement feature = featureCall.getFeature();
                if (EcoreUtil.isAncestor(expressions, feature)) {
                    return singletonList(((XVariableDeclaration) firstExpression).getRight());
                }
            }
        }
    }
    return expressions;
}

Example 63 with JvmIdentifiableElement

use of org.eclipse.xtext.common.types.JvmIdentifiableElement in project xtext-xtend by eclipse.

the class ExtractMethodRefactoring method createMethodCallEdit.

protected void createMethodCallEdit(DocumentRewriter.Section methodCallSection, ITextRegion expressionRegion) throws BadLocationException {
    if (firstExpression.eContainer() instanceof RichString) {
        methodCallSection.append("�");
    }
    if (isNeedsReturnExpression()) {
        JvmIdentifiableElement returnFeature = ((XFeatureCall) returnExpression).getFeature();
        if (isFinalFeature(returnFeature))
            methodCallSection.append("val ");
        else
            methodCallSection.append("var ");
        methodCallSection.append(returnFeature.getSimpleName()).append(" = ");
    }
    boolean needsSurroundingParentheses = false;
    if (firstExpression.eContainer() instanceof XMemberFeatureCall) {
        if (((XMemberFeatureCall) firstExpression.eContainer()).getMemberCallArguments().size() == 1) {
            String expressionExpanded = document.get(expressionRegion.getOffset() - 1, expressionRegion.getLength() + 2);
            if (!expressionExpanded.startsWith("(") || !expressionExpanded.endsWith(")")) {
                needsSurroundingParentheses = true;
                methodCallSection.append("(");
            }
        }
    }
    methodCallSection.append(methodName).append("(");
    boolean isFirst = true;
    for (ParameterInfo parameterInfo : getParameterInfos()) {
        if (!isFirst)
            methodCallSection.append(", ");
        isFirst = false;
        methodCallSection.append(parameterInfo.getOldName());
    }
    methodCallSection.append(")");
    if (needsSurroundingParentheses)
        methodCallSection.append(")");
    if (lastExpression.eContainer() instanceof RichString) {
        methodCallSection.append("�");
    }
}

Example 64 with JvmIdentifiableElement

use of org.eclipse.xtext.common.types.JvmIdentifiableElement in project xtext-xtend by eclipse.

the class ExtractMethodRefactoring method checkInitialConditions.

@Override
public RefactoringStatus checkInitialConditions(final IProgressMonitor pm) throws CoreException, OperationCanceledException {
    StatusWrapper status = statusProvider.get();
    IResolvedTypes resolvedTypes = typeResolver.resolveTypes(firstExpression, new CancelIndicator() {

        @Override
        public boolean isCanceled() {
            return pm.isCanceled();
        }
    });
    try {
        Set<String> calledExternalFeatureNames = newHashSet();
        returnType = calculateReturnType(resolvedTypes);
        if (returnType != null && !equal("void", returnType.getIdentifier()))
            returnExpression = lastExpression;
        boolean isReturnAllowed = isEndOfOriginalMethod();
        for (EObject element : EcoreUtil2.eAllContents(originalMethod.getExpression())) {
            if (pm.isCanceled()) {
                throw new OperationCanceledException();
            }
            boolean isLocalExpression = EcoreUtil.isAncestor(expressions, element);
            if (element instanceof XFeatureCall) {
                XFeatureCall featureCall = (XFeatureCall) element;
                JvmIdentifiableElement feature = featureCall.getFeature();
                LightweightTypeReference featureType = resolvedTypes.getActualType(featureCall);
                boolean isLocalFeature = EcoreUtil.isAncestor(expressions, feature);
                if (!isLocalFeature && isLocalExpression) {
                    // call-out
                    if (feature instanceof JvmFormalParameter || feature instanceof XVariableDeclaration) {
                        if (!calledExternalFeatureNames.contains(feature.getSimpleName())) {
                            calledExternalFeatureNames.add(feature.getSimpleName());
                            ParameterInfo parameterInfo = new ParameterInfo(featureType.getIdentifier(), feature.getSimpleName(), parameterInfos.size());
                            parameterInfos.add(parameterInfo);
                            parameter2type.put(parameterInfo, featureType);
                        }
                        externalFeatureCalls.put(feature.getSimpleName(), featureCall);
                    }
                } else if (isLocalFeature && !isLocalExpression) {
                    // call-in
                    if (returnExpression != null) {
                        status.add(RefactoringStatus.FATAL, "Ambiguous return value: Multiple local variables are accessed in subsequent code.");
                        break;
                    }
                    returnExpression = featureCall;
                    returnType = featureType;
                }
            } else if (isLocalExpression) {
                if (element instanceof XReturnExpression && !isReturnAllowed) {
                    status.add(RefactoringStatus.FATAL, "Extracting method would break control flow due to return statements.");
                    break;
                } else if (element instanceof JvmTypeReference) {
                    JvmType type = ((JvmTypeReference) element).getType();
                    if (type instanceof JvmTypeParameter) {
                        JvmOperation operation = associations.getDirectlyInferredOperation(originalMethod);
                        if (operation != null) {
                            List<JvmTypeParameter> typeParameters = operation.getTypeParameters();
                            if (typeParameters.contains(type))
                                neededTypeParameters.add((JvmTypeParameter) type);
                        }
                    }
                } else if (element instanceof JvmFormalParameter)
                    localFeatureNames.add(((JvmFormalParameter) element).getName());
                else if (element instanceof XVariableDeclaration)
                    localFeatureNames.add(((XVariableDeclaration) element).getIdentifier());
            }
        }
    } catch (OperationCanceledException e) {
        throw e;
    } catch (Exception exc) {
        handleException(exc, status);
    }
    return status.getRefactoringStatus();
}

Example 65 with JvmIdentifiableElement

use of org.eclipse.xtext.common.types.JvmIdentifiableElement in project xtext-xtend by eclipse.

the class JvmElementAtOffsetHelperTest method testRefOtherClass.

@Test
public void testRefOtherClass() {
    try {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("package testPackage");
        _builder.newLine();
        _builder.append("class TestCase {");
        _builder.newLine();
        _builder.append("\t");
        _builder.append("def foo(String a){");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("a.toStr|ing");
        _builder.newLine();
        _builder.append("\t");
        _builder.append("}");
        _builder.newLine();
        _builder.append("\t");
        _builder.append("def bar(String a){}");
        _builder.newLine();
        _builder.append("}");
        _builder.newLine();
        final String content = _builder.toString();
        final XtendFile file = this.file(content.replace("|", ""));
        Resource _eResource = file.eResource();
        JvmIdentifiableElement jvmIdentifiableElement = this.jvmElementAtOffsetHelper.getJvmIdentifiableElement(((XtextResource) _eResource), content.indexOf("|"));
        Assert.assertTrue((jvmIdentifiableElement instanceof JvmOperation));
        Assert.assertEquals("java.lang.String.toString", jvmIdentifiableElement.getQualifiedName());
    } catch (Throwable _e) {
        throw Exceptions.sneakyThrow(_e);
    }
}