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

Example 61 with JvmFormalParameter

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

the class XtendHoverSignatureProviderTest method testSignatureForForXClosureVariable.

@Test
public void testSignatureForForXClosureVariable() {
    try {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("\t");
        _builder.append("package testPackage");
        _builder.newLine();
        _builder.append("\t");
        _builder.append("class Foo {");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("def zonk(){");
        _builder.newLine();
        _builder.append("\t\t\t");
        _builder.append("bar(s | s + \"42\")");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("}");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("def bar((String)=>String fun){");
        _builder.newLine();
        _builder.append("\t\t\t");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("}");
        _builder.newLine();
        _builder.append("}");
        _builder.newLine();
        final XtendFile xtendFile = this.parseHelper.parse(_builder, this.getResourceSet());
        final XtendClass clazz = IterableExtensions.<XtendClass>head(Iterables.<XtendClass>filter(xtendFile.getXtendTypes(), XtendClass.class));
        XtendMember _get = clazz.getMembers().get(0);
        final XtendFunction xtendFunction = ((XtendFunction) _get);
        XExpression _expression = xtendFunction.getExpression();
        XExpression _get_1 = ((XBlockExpression) _expression).getExpressions().get(0);
        XExpression _get_2 = ((XFeatureCall) _get_1).getFeatureCallArguments().get(0);
        final XClosure closure = ((XClosure) _get_2);
        final JvmFormalParameter param = closure.getDeclaredFormalParameters().get(0);
        final String signature = this.signatureProvider.getSignature(param);
        Assert.assertEquals("String s", signature);
    } catch (Throwable _e) {
        throw Exceptions.sneakyThrow(_e);
    }
}

Example 62 with JvmFormalParameter

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

the class XtendHoverSignatureProviderTest method testSignatureForForLoopVariable.

@Test
public void testSignatureForForLoopVariable() {
    try {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("package testPackage");
        _builder.newLine();
        _builder.append("import java.util.List");
        _builder.newLine();
        _builder.append("class Foo {");
        _builder.newLine();
        _builder.append("\t\t");
        _builder.append("def bar(List<String> list){");
        _builder.newLine();
        _builder.append("\t\t\t");
        _builder.append("for(foo : list){");
        _builder.newLine();
        _builder.append("\t\t\t");
        _builder.newLine();
        _builder.append("\t\t\t");
        _builder.append("}");
        _builder.newLine();
        _builder.append("\t");
        _builder.append("}");
        _builder.newLine();
        _builder.append("}");
        _builder.newLine();
        final XtendFile xtendFile = this.parseHelper.parse(_builder, this.getResourceSet());
        final XtendClass clazz = IterableExtensions.<XtendClass>head(Iterables.<XtendClass>filter(xtendFile.getXtendTypes(), XtendClass.class));
        XtendMember _get = clazz.getMembers().get(0);
        final XtendFunction xtendFunction = ((XtendFunction) _get);
        XExpression _expression = xtendFunction.getExpression();
        XExpression _get_1 = ((XBlockExpression) _expression).getExpressions().get(0);
        final JvmFormalParameter param = ((XForLoopExpression) _get_1).getDeclaredParam();
        final String signature = this.signatureProvider.getSignature(param);
        Assert.assertEquals("String foo", signature);
    } catch (Throwable _e) {
        throw Exceptions.sneakyThrow(_e);
    }
}

Example 63 with JvmFormalParameter

use of org.eclipse.xtext.common.types.JvmFormalParameter 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 64 with JvmFormalParameter

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

the class MemberFromSuperImplementor method initializeExecutableBuilder.

protected void initializeExecutableBuilder(final AbstractExecutableBuilder builder, final JvmDeclaredType overrider, final IResolvedExecutable overridden) {
    final JvmExecutable executable = overridden.getDeclaration();
    builder.setContext(overrider);
    builder.setVisibility(overridden.getDeclaration().getVisibility());
    final Procedure2<LightweightTypeReference, Integer> _function = (LightweightTypeReference it, Integer index) -> {
        final JvmFormalParameter declaredParameter = executable.getParameters().get((index).intValue());
        final AbstractParameterBuilder parameterBuilder = builder.newParameterBuilder();
        parameterBuilder.setName(declaredParameter.getSimpleName());
        parameterBuilder.setType(it);
        JvmAnnotationReference _findAnnotation = this.annotationLookup.findAnnotation(declaredParameter, Extension.class);
        boolean _tripleNotEquals = (_findAnnotation != null);
        parameterBuilder.setExtensionFlag(_tripleNotEquals);
    };
    IterableExtensions.<LightweightTypeReference>forEach(overridden.getResolvedParameterTypes(), _function);
    builder.setVarArgsFlag(executable.isVarArgs());
    builder.setExceptions(overridden.getResolvedExceptions());
}

Example 65 with JvmFormalParameter

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

the class JdtBasedTypeFactory method createFormalParameter.

protected JvmFormalParameter createFormalParameter(ITypeBinding parameterType, String paramName, IAnnotationBinding[] annotations) {
    JvmFormalParameter result = TypesFactory.eINSTANCE.createJvmFormalParameter();
    if (paramName != null)
        result.setName(paramName);
    result.setParameterType(createTypeReference(parameterType));
    if (annotations != null && annotations.length > 0) {
        InternalEList<JvmAnnotationReference> parameterAnnotations = (InternalEList<JvmAnnotationReference>) result.getAnnotations();
        for (IAnnotationBinding annotation : annotations) {
            parameterAnnotations.addUnique(createAnnotationReference(annotation));
        }
    }
    return result;
}