Java Code Examples for org.eclipse.xtext.xbase.typesystem.references.LightweightTypeReference#getSimpleName()

protected AbstractDiagnostic createTypeDiagnostic(XExpression expression, LightweightTypeReference actualType, LightweightTypeReference expectedType) {
	if (!expectedType.isAny()) {
		String actualName = actualType.getSimpleName();
		String expectedName = expectedType.getSimpleName();
		if (actualName.equals(expectedName)) {
			if (expectedType.isAssignableFrom(actualType)) {
				return null;
			}
		}
		if (expression.eContainingFeature() == XbasePackage.Literals.XABSTRACT_FEATURE_CALL__IMPLICIT_FIRST_ARGUMENT) {
			return new EObjectDiagnosticImpl(Severity.ERROR, IssueCodes.INCOMPATIBLE_TYPES, String.format(
					"Type mismatch: cannot convert implicit first argument from %s to %s", actualType.getHumanReadableName(), expectedType.getHumanReadableName()),
					expression, null, -1, null);
		} else {
			return new EObjectDiagnosticImpl(Severity.ERROR, IssueCodes.INCOMPATIBLE_TYPES, String.format(
					"Type mismatch: cannot convert from %s to %s", actualType.getHumanReadableName(), expectedType.getHumanReadableName()),
					expression, null, -1, null);
		}
	} else {
		return new EObjectDiagnosticImpl(Severity.ERROR, IssueCodes.INCOMPATIBLE_TYPES, String.format(
				"Type mismatch: type %s is not applicable at this location", actualType.getHumanReadableName()), expression, null, -1,
				null);
	}
}
 

public String getEquivalent(final ParameterizedTypeReference type) {
  boolean _isEmpty = type.getTypeArguments().isEmpty();
  if (_isEmpty) {
    return type.getType().getSimpleName();
  }
  StringConcatenation _builder = new StringConcatenation();
  String _simpleName = type.getType().getSimpleName();
  _builder.append(_simpleName);
  _builder.append("<");
  final Function1<LightweightTypeReference, CharSequence> _function = (LightweightTypeReference it) -> {
    return it.getSimpleName();
  };
  String _join = IterableExtensions.<LightweightTypeReference>join(type.getTypeArguments(), ", ", _function);
  _builder.append(_join);
  _builder.append(">");
  return _builder.toString();
}
 

protected String getBaseName(XExpression expression) {
	if (expression instanceof XMemberFeatureCall || expression instanceof XFeatureCall) {
		String featureName = ((XAbstractFeatureCall) expression).getFeature().getSimpleName();
		if (featureName.startsWith("get"))
			return featureName.substring(3);
		else if (featureName.startsWith("is"))
			return featureName.substring(2);
		else
			return featureName;
	}
	if(expression instanceof XClosure)
		return "function";
	LightweightTypeReference type = batchTypeResolver.resolveTypes(expression).getActualType(expression);
	if (type != null) 
		return type.getSimpleName();
	return "";
}
 

public String getEquivalent(final ParameterizedTypeReference type) {
  boolean _isEmpty = type.getTypeArguments().isEmpty();
  if (_isEmpty) {
    return type.getType().getSimpleName();
  }
  StringConcatenation _builder = new StringConcatenation();
  String _simpleName = type.getType().getSimpleName();
  _builder.append(_simpleName);
  _builder.append("<");
  final Function1<LightweightTypeReference, CharSequence> _function = (LightweightTypeReference it) -> {
    return it.getSimpleName();
  };
  String _join = IterableExtensions.<LightweightTypeReference>join(type.getTypeArguments(), ", ", _function);
  _builder.append(_join);
  _builder.append(">");
  return _builder.toString();
}
 

@Override
public Type getType() {
  Type _switchResult = null;
  LightweightTypeReference _delegate = this.getDelegate();
  final LightweightTypeReference it = _delegate;
  boolean _matched = false;
  boolean _isUnknown = it.isUnknown();
  if (_isUnknown) {
    _matched=true;
    CompilationUnitImpl _compilationUnit = this.getCompilationUnit();
    String _packageName = this.getCompilationUnit().getPackageName();
    String _plus = (_packageName + ".");
    String _simpleName = it.getSimpleName();
    String _plus_1 = (_plus + _simpleName);
    _switchResult = new UnknownType(_compilationUnit, _plus_1);
  }
  if (!_matched) {
    _switchResult = this.getCompilationUnit().toType(it.getType());
  }
  return _switchResult;
}
 

protected String getDefaultValueLiteral(XExpression expr) {
	LightweightTypeReference type = getTypeForVariableDeclaration(expr);
	if (type.isPrimitive()) {
		if (type.getPrimitiveKind() == Primitives.Primitive.Boolean) {
			return "false";
		} else {
			return "(" + type.getSimpleName() + ") 0";
		}
	}
	return "null";
}
 

public String getEquivalent(final ParameterizedTypeReference type) {
  StringConcatenation _builder = new StringConcatenation();
  String _simpleName = type.getType().getSimpleName();
  _builder.append(_simpleName);
  final Function1<LightweightTypeReference, CharSequence> _function = (LightweightTypeReference it) -> {
    return it.getSimpleName();
  };
  String _join = IterableExtensions.<LightweightTypeReference>join(type.getTypeArguments(), "<", ", ", ">", _function);
  _builder.append(_join);
  return _builder.toString();
}
 

public void recordExpectation(final XExpression expression, final ITypeComputationState state) {
  List<? extends ITypeExpectation> _expectations = state.getExpectations();
  Iterables.<ITypeExpectation>addAll(this.finalExpectations, _expectations);
  final Function1<ITypeExpectation, String> _function = (ITypeExpectation it) -> {
    LightweightTypeReference _expectedType = it.getExpectedType();
    String _simpleName = null;
    if (_expectedType!=null) {
      _simpleName=_expectedType.getSimpleName();
    }
    return _simpleName;
  };
  List<String> _map = ListExtensions.map(state.getExpectations(), _function);
  Iterables.<String>addAll(this.expectations, _map);
  this.expressions.add(expression);
}
 

/**
 * @since 2.3
 */
protected String getDefaultValueLiteral(/* @Nullable */ LightweightTypeReference type) {
	if (type != null && type.isPrimitive()) {
		Primitive primitiveKind = primitives.primitiveKind((JvmPrimitiveType) type.getType());
		if (primitiveKind == Primitive.Boolean)
			return "false";
		else
			return "0 as " + type.getSimpleName();
	}
	return "null";
}
 

public void assertSuperTypes(final Pair<String, String> type, final String... superTypes) {
  try {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("def ");
    {
      boolean _isNullOrEmpty = StringExtensions.isNullOrEmpty(type.getValue());
      boolean _not = (!_isNullOrEmpty);
      if (_not) {
        _builder.append("<");
        String _value = type.getValue();
        _builder.append(_value);
        _builder.append("> ");
      }
    }
    _builder.append("void method(");
    String _key = type.getKey();
    _builder.append(_key);
    _builder.append(" type) {}");
    final String signature = _builder.toString();
    final XtendFunction function = this.function(signature.toString());
    final JvmOperation operation = this._iXtendJvmAssociations.getDirectlyInferredOperation(function);
    final LightweightTypeReference subtype = this.toLightweightTypeReference(IterableExtensions.<JvmFormalParameter>head(operation.getParameters()).getParameterType());
    final Function1<LightweightTypeReference, String> _function = (LightweightTypeReference it) -> {
      return it.getSimpleName();
    };
    Assert.assertEquals(IterableExtensions.<String>toList(((Iterable<String>)Conversions.doWrapArray(superTypes))), IterableExtensions.<String>toList(IterableExtensions.<LightweightTypeReference, String>map(this.collectSuperTypes(subtype), _function)));
  } catch (Throwable _e) {
    throw Exceptions.sneakyThrow(_e);
  }
}
 

protected String computeResultText(final IDocument document, final DocumentCommand command, XtextResource resource)
		throws BadLocationException {
	if (resource.getContents().isEmpty())
		return null;
	if (!(resource.getContents().get(0) instanceof Model))
		return null;
	Model model = (Model) resource.getContents().get(0);
	if (model.getBlock() == null)
		return null;
	EList<XExpression> expressions = model.getBlock().getExpressions();
	if (expressions.isEmpty())
		return null;
	XExpression expression = expressions.get(expressions.size() - 1);
	if (expression == null) {
		return null;
	}
	ICompositeNode node = NodeModelUtils.getNode(expression);
	if (node == null || document.getLineOfOffset(command.offset) + 1 != node.getEndLine())
		return null;
	List<Issue> issues = validator.validate(resource, CheckMode.NORMAL_AND_FAST, CancelIndicator.NullImpl);
	if (issues.stream().anyMatch(i -> i.getSeverity() == Severity.ERROR)) {
		return null;
	}
	XbaseInterpreter xbaseInterpreter = getConfiguredInterpreter(resource);
	IEvaluationResult result = xbaseInterpreter.evaluate(model.getBlock(), new DefaultEvaluationContext(),
			new CancelIndicator() {
				private long stopAt = System.currentTimeMillis() + 2000;

				@Override
				public boolean isCanceled() {
					return System.currentTimeMillis() > stopAt;
				}
			});
	if (result == null)
		return null;

	String value = "" + result.getResult();
	if (result.getException() != null)
		value = "threw " + result.getException().getClass().getSimpleName();

	LightweightTypeReference expressionType = typeResolver.resolveTypes(expression).getActualType(expression);
	if (expressionType != null) {
		String newText = command.text + "// " + value + " ("
				+ expressionType.getSimpleName() + ")" + command.text;
		return newText;
	}
	return command.text + "// " + value;
}
 

public void isAssignableFrom(final Pair<String, String> lhsAndParams, final String rhs, final boolean expectation) {
  try {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("def ");
    {
      boolean _isNullOrEmpty = StringExtensions.isNullOrEmpty(lhsAndParams.getValue());
      boolean _not = (!_isNullOrEmpty);
      if (_not) {
        _builder.append("<");
        String _value = lhsAndParams.getValue();
        _builder.append(_value);
        _builder.append("> ");
      }
    }
    _builder.append("void method(");
    String _fixup = this.fixup(lhsAndParams.getKey());
    _builder.append(_fixup);
    _builder.append(" lhs, ");
    String _fixup_1 = this.fixup(rhs);
    _builder.append(_fixup_1);
    _builder.append(" rhs) {}");
    final String signature = _builder.toString();
    final XtendFunction function = this.function(signature.toString());
    final JvmOperation operation = this._iXtendJvmAssociations.getDirectlyInferredOperation(function);
    LightweightTypeReference _xifexpression = null;
    String _key = lhsAndParams.getKey();
    boolean _tripleNotEquals = (_key != null);
    if (_tripleNotEquals) {
      _xifexpression = this.toLightweightTypeReference(IterableExtensions.<JvmFormalParameter>head(operation.getParameters()).getParameterType());
    } else {
      _xifexpression = this.getOwner().newAnyTypeReference();
    }
    final LightweightTypeReference lhsType = _xifexpression;
    LightweightTypeReference _xifexpression_1 = null;
    if ((rhs != null)) {
      _xifexpression_1 = this.toLightweightTypeReference(IterableExtensions.<JvmFormalParameter>last(operation.getParameters()).getParameterType());
    } else {
      _xifexpression_1 = this.getOwner().newAnyTypeReference();
    }
    final LightweightTypeReference rhsType = _xifexpression_1;
    String _simpleName = lhsType.getSimpleName();
    String _plus = (_simpleName + " := ");
    String _simpleName_1 = rhsType.getSimpleName();
    String _plus_1 = (_plus + _simpleName_1);
    Assert.assertEquals(_plus_1, Boolean.valueOf(expectation), Boolean.valueOf(this.testIsAssignable(lhsType, rhsType)));
    if (expectation) {
      List<LightweightTypeReference> _allSuperTypes = lhsType.getAllSuperTypes();
      for (final LightweightTypeReference superType : _allSuperTypes) {
        if (((superType.isArray() == lhsType.isArray()) || (lhsType.isArray() == rhsType.isArray()))) {
          Assert.assertEquals(superType.toString(), Boolean.valueOf(expectation), Boolean.valueOf(this.testIsAssignable(superType, rhsType)));
        }
      }
    }
  } catch (Throwable _e) {
    throw Exceptions.sneakyThrow(_e);
  }
}