Examples with ParameterTypeNameList org.ballerinalang.plugins.idea.psi.ParameterTypeNameList used on opensource projects

Example 1 with ParameterTypeNameList

use of org.ballerinalang.plugins.idea.psi.ParameterTypeNameList in project ballerina by ballerina-lang.

the class BallerinaParameterInfoHandler method updatePresentation.

public static String updatePresentation(Object p, @NotNull ParameterInfoUIContext context) {
    // context.getItemsToShow() in showParameterInfo method.
    if (p instanceof ParameterListNode) {
        // Caste the object.
        ParameterListNode element = (ParameterListNode) p;
        // Get the parameter presentations.
        List<String> parameterPresentations = getParameterPresentations(element);
        // These will be used to identify which parameter is selected. This will be highlighted in the popup.
        int start = 0;
        int end = 0;
        StringBuilder builder = new StringBuilder();
        // If there are no parameter nodes, set "no parameters" message.
        if (parameterPresentations.isEmpty()) {
            builder.append(CodeInsightBundle.message("parameter.info.no.parameters"));
        } else {
            // Get the current parameter index.
            int selected = context.getCurrentParameterIndex();
            // Iterate through each parameter presentation.
            for (int i = 0; i < parameterPresentations.size(); i++) {
                // If i != 0, we need to add the , between parameters.
                if (i != 0) {
                    builder.append(", ");
                }
                // If the current parameter is the selected parameter, get the start index.
                if (i == selected) {
                    start = builder.length();
                }
                // Append the parameter.
                builder.append(parameterPresentations.get(i));
                // If the current parameter is the selected parameter, get the end index.
                if (i == selected) {
                    end = builder.length();
                }
            }
        }
        // Call setupUIComponentPresentation with necessary arguments.
        return context.setupUIComponentPresentation(builder.toString(), start, end, false, false, false, context.getDefaultParameterColor());
    } else if (p instanceof ParameterTypeNameList) {
        // Caste the object.
        ParameterTypeNameList element = (ParameterTypeNameList) p;
        // Get the parameter presentations.
        List<String> parameterPresentations = getParameterPresentations(element);
        // These will be used to identify which parameter is selected. This will be highlighted in the popup.
        int start = 0;
        int end = 0;
        StringBuilder builder = new StringBuilder();
        // If there are no parameter nodes, set "no parameters" message.
        if (parameterPresentations.isEmpty()) {
            builder.append(CodeInsightBundle.message("parameter.info.no.parameters"));
        } else {
            // Get the current parameter index.
            int selected = context.getCurrentParameterIndex();
            // Iterate through each parameter presentation.
            for (int i = 0; i < parameterPresentations.size(); i++) {
                // If i != 0, we need to add the , between parameters.
                if (i != 0) {
                    builder.append(", ");
                }
                // If the current parameter is the selected parameter, get the start index.
                if (i == selected) {
                    start = builder.length();
                }
                // Append the parameter.
                builder.append(parameterPresentations.get(i));
                // If the current parameter is the selected parameter, get the end index.
                if (i == selected) {
                    end = builder.length();
                }
            }
        }
        // Call setupUIComponentPresentation with necessary arguments.
        return context.setupUIComponentPresentation(builder.toString(), start, end, false, false, false, context.getDefaultParameterColor());
    } else if (p.equals("Empty")) {
        // We set the "no.parameters" message to the popup.
        return context.setupUIComponentPresentation(CodeInsightBundle.message("parameter.info.no.parameters"), 0, 0, false, false, false, context.getDefaultParameterColor());
    } else {
        // Disable the popup for other types.
        context.setUIComponentEnabled(false);
        return null;
    }
}

Example 2 with ParameterTypeNameList

use of org.ballerinalang.plugins.idea.psi.ParameterTypeNameList in project ballerina by ballerina-lang.

the class BallerinaDocumentationProvider method getReturnTypes.

/**
 * Returns the return types of the given definition node. This return types are later used to generate the
 * signature.
 *
 * @param definitionNode definition node which we want to get the return types
 * @return list of return type strings.
 */
private static List<String> getReturnTypes(PsiElement definitionNode) {
    List<String> results = new LinkedList<>();
    // Parameters are in the ReturnParameterNode. So we first get the ReturnParameterNode from the definition
    // node.
    ReturnParameterNode node = PsiTreeUtil.findChildOfType(definitionNode, ReturnParameterNode.class);
    if (node == null) {
        return results;
    }
    // But there can be two possible scenarios. The actual return types can be in either ParameterTypeNameList or
    // ParameterListNode. This is because return types can be named parameters. In that case, ParameterListNode is
    // available.
    // First we check for ParameterTypeNameList.
    ParameterTypeNameList parameterTypeNameList = PsiTreeUtil.findChildOfType(node, ParameterTypeNameList.class);
    // If it is available, that means the return types are not named parameters.
    if (parameterTypeNameList != null) {
        // Each parameter will be of type TypeNameNode. So we get all return types.
        Collection<ParameterTypeName> parameterTypeNames = PsiTreeUtil.getChildrenOfTypeAsList(parameterTypeNameList, ParameterTypeName.class);
        // Add each TypeNameNode to the result list.
        parameterTypeNames.forEach(parameterTypeName -> {
            TypeNameNode typeNameNode = PsiTreeUtil.getChildOfType(parameterTypeName, TypeNameNode.class);
            if (typeNameNode != null) {
                results.add(BallerinaParameterInfoHandler.formatParameter(typeNameNode.getText()));
            }
        });
        // Return the results.
        return results;
    }
    // If there is no return type node, we check for ParameterListNode.
    ParameterListNode parameterListNode = PsiTreeUtil.findChildOfType(node, ParameterListNode.class);
    if (parameterListNode != null) {
        // Actual parameters are in ParameterNodes.
        Collection<ParameterNode> parameterNodes = PsiTreeUtil.findChildrenOfType(parameterListNode, ParameterNode.class);
        // Add each ParameterNode to the result list.
        parameterNodes.forEach(parameterNode -> results.add(BallerinaParameterInfoHandler.formatParameter(parameterNode.getText())));
        // Return the results.
        return results;
    }
    // Return empty list.
    return results;
}

Example 3 with ParameterTypeNameList

use of org.ballerinalang.plugins.idea.psi.ParameterTypeNameList in project ballerina by ballerina-lang.

the class BallerinaParserDefinition method createElement.

@NotNull
public PsiElement createElement(ASTNode node) {
    IElementType elementType = node.getElementType();
    if (elementType instanceof TokenIElementType) {
        return new ANTLRPsiNode(node);
    }
    if (!(elementType instanceof RuleIElementType)) {
        return new ANTLRPsiNode(node);
    }
    RuleIElementType ruleElType = (RuleIElementType) elementType;
    switch(ruleElType.getRuleIndex()) {
        case BallerinaParser.RULE_functionDefinition:
            return new FunctionDefinitionNode(node);
        case BallerinaParser.RULE_callableUnitBody:
            return new CallableUnitBodyNode(node);
        case BallerinaParser.RULE_nameReference:
            return new NameReferenceNode(node);
        case BallerinaParser.RULE_variableReference:
            return new VariableReferenceNode(node);
        case BallerinaParser.RULE_variableDefinitionStatement:
            return new VariableDefinitionNode(node);
        case BallerinaParser.RULE_parameter:
            return new ParameterNode(node);
        case BallerinaParser.RULE_resourceDefinition:
            return new ResourceDefinitionNode(node);
        case BallerinaParser.RULE_packageName:
            return new PackageNameNode(node);
        case BallerinaParser.RULE_fullyQualifiedPackageName:
            return new FullyQualifiedPackageNameNode(node);
        case BallerinaParser.RULE_expressionList:
            return new ExpressionListNode(node);
        case BallerinaParser.RULE_expression:
            return new ExpressionNode(node);
        case BallerinaParser.RULE_functionInvocation:
            return new FunctionInvocationNode(node);
        case BallerinaParser.RULE_compilationUnit:
            return new CompilationUnitNode(node);
        case BallerinaParser.RULE_packageDeclaration:
            return new PackageDeclarationNode(node);
        case BallerinaParser.RULE_annotationAttachment:
            return new AnnotationAttachmentNode(node);
        case BallerinaParser.RULE_serviceBody:
            return new ServiceBodyNode(node);
        case BallerinaParser.RULE_importDeclaration:
            return new ImportDeclarationNode(node);
        case BallerinaParser.RULE_statement:
            return new StatementNode(node);
        case BallerinaParser.RULE_typeName:
            return new TypeNameNode(node);
        case BallerinaParser.RULE_constantDefinition:
            return new ConstantDefinitionNode(node);
        case BallerinaParser.RULE_structDefinition:
            return new StructDefinitionNode(node);
        case BallerinaParser.RULE_simpleLiteral:
            return new SimpleLiteralNode(node);
        case BallerinaParser.RULE_packageAlias:
            return new AliasNode(node);
        case BallerinaParser.RULE_parameterList:
            return new ParameterListNode(node);
        case BallerinaParser.RULE_fieldDefinition:
            return new FieldDefinitionNode(node);
        case BallerinaParser.RULE_parameterTypeNameList:
            return new ParameterTypeNameList(node);
        case BallerinaParser.RULE_parameterTypeName:
            return new ConnectorInitNode(node);
        case BallerinaParser.RULE_serviceDefinition:
            return new ServiceDefinitionNode(node);
        case BallerinaParser.RULE_valueTypeName:
            return new ValueTypeNameNode(node);
        case BallerinaParser.RULE_annotationDefinition:
            return new AnnotationAttributeValueNode(node);
        case BallerinaParser.RULE_structBody:
            return new StructBodyNode(node);
        case BallerinaParser.RULE_returnParameter:
            return new ReturnParameterNode(node);
        case BallerinaParser.RULE_attachmentPoint:
            return new AttachmentPointNode(node);
        case BallerinaParser.RULE_definition:
            return new DefinitionNode(node);
        case BallerinaParser.RULE_ifElseStatement:
            return new IfElseStatementNode(node);
        case BallerinaParser.RULE_assignmentStatement:
            return new AssignmentStatementNode(node);
        case BallerinaParser.RULE_variableReferenceList:
            return new VariableReferenceListNode(node);
        case BallerinaParser.RULE_recordLiteral:
            return new RecordLiteralNode(node);
        case BallerinaParser.RULE_globalVariableDefinition:
            return new GlobalVariableDefinitionNode(node);
        case BallerinaParser.RULE_recordKeyValue:
            return new RecordKeyValueNode(node);
        case BallerinaParser.RULE_forkJoinStatement:
            return new ForkJoinStatementNode(node);
        case BallerinaParser.RULE_returnStatement:
            return new ReturnStatementNode(node);
        case BallerinaParser.RULE_throwStatement:
            return new ThrowStatementNode(node);
        case BallerinaParser.RULE_transformerDefinition:
            return new TransformerDefinitionNode(node);
        case BallerinaParser.RULE_workerReply:
            return new WorkerReplyNode(node);
        case BallerinaParser.RULE_triggerWorker:
            return new TriggerWorkerNode(node);
        case BallerinaParser.RULE_workerDeclaration:
            return new WorkerDeclarationNode(node);
        case BallerinaParser.RULE_workerBody:
            return new WorkerBodyNode(node);
        case BallerinaParser.RULE_joinConditions:
            return new JoinConditionNode(node);
        case BallerinaParser.RULE_field:
            return new FieldNode(node);
        case BallerinaParser.RULE_recordKey:
            return new RecordKeyNode(node);
        case BallerinaParser.RULE_recordValue:
            return new RecordValueNode(node);
        case BallerinaParser.RULE_functionReference:
            return new FunctionReferenceNode(node);
        case BallerinaParser.RULE_codeBlockBody:
            return new CodeBlockBodyNode(node);
        case BallerinaParser.RULE_nonEmptyCodeBlockBody:
            return new NonEmptyCodeBlockBodyNode(node);
        case BallerinaParser.RULE_tryCatchStatement:
            return new TryCatchStatementNode(node);
        case BallerinaParser.RULE_catchClause:
            return new CatchClauseNode(node);
        case BallerinaParser.RULE_codeBlockParameter:
            return new CodeBlockParameterNode(node);
        case BallerinaParser.RULE_foreachStatement:
            return new ForEachStatementNode(node);
        case BallerinaParser.RULE_joinClause:
            return new JoinClauseNode(node);
        case BallerinaParser.RULE_timeoutClause:
            return new TimeoutClauseNode(node);
        case BallerinaParser.RULE_xmlAttrib:
            return new XmlAttribNode(node);
        case BallerinaParser.RULE_namespaceDeclaration:
            return new NamespaceDeclarationNode(node);
        case BallerinaParser.RULE_stringTemplateLiteral:
            return new StringTemplateLiteralNode(node);
        case BallerinaParser.RULE_stringTemplateContent:
            return new StringTemplateContentNode(node);
        case BallerinaParser.RULE_typeConversion:
            return new TypeConversionNode(node);
        case BallerinaParser.RULE_xmlContent:
            return new XmlContentNode(node);
        case BallerinaParser.RULE_invocation:
            return new InvocationNode(node);
        case BallerinaParser.RULE_enumDefinition:
            return new EnumDefinitionNode(node);
        case BallerinaParser.RULE_enumField:
            return new EnumFieldNode(node);
        case BallerinaParser.RULE_builtInReferenceTypeName:
            return new BuiltInReferenceTypeNameNode(node);
        case BallerinaParser.RULE_referenceTypeName:
            return new ReferenceTypeNameNode(node);
        case BallerinaParser.RULE_functionTypeName:
            return new FunctionTypeNameNode(node);
        case BallerinaParser.RULE_lambdaFunction:
            return new LambdaFunctionNode(node);
        case BallerinaParser.RULE_endpointDeclaration:
            return new EndpointDeclarationNode(node);
        case BallerinaParser.RULE_anonStructTypeName:
            return new AnonStructTypeNameNode(node);
        case BallerinaParser.RULE_userDefineTypeName:
            return new UserDefinedTypeName(node);
        case BallerinaParser.RULE_anyIdentifierName:
            return new AnyIdentifierNameNode(node);
        case BallerinaParser.RULE_documentationAttachment:
            return new DocumentationAttachmentNode(node);
        case BallerinaParser.RULE_documentationTemplateInlineCode:
            return new DocumentationTemplateInlineCodeNode(node);
        case BallerinaParser.RULE_singleBackTickDocInlineCode:
            return new SingleBackTickDocInlineCodeNode(node);
        case BallerinaParser.RULE_doubleBackTickDocInlineCode:
            return new DoubleBackTickInlineCodeNode(node);
        case BallerinaParser.RULE_tripleBackTickDocInlineCode:
            return new TripleBackTickInlineCodeNode(node);
        case BallerinaParser.RULE_deprecatedAttachment:
            return new DeprecatedAttachmentNode(node);
        case BallerinaParser.RULE_deprecatedText:
            return new DeprecatedTextNode(node);
        case BallerinaParser.RULE_singleBackTickDeprecatedInlineCode:
            return new SingleBackTickDeprecatedInlineCodeNode(node);
        case BallerinaParser.RULE_doubleBackTickDeprecatedInlineCode:
            return new DoubleBackTickDeprecatedInlineCodeNode(node);
        case BallerinaParser.RULE_tripleBackTickDeprecatedInlineCode:
            return new TripleBackTickDeprecatedInlineCodeNode(node);
        case BallerinaParser.RULE_documentationTemplateAttributeDescription:
            return new DocumentationTemplateAttributeDescriptionNode(node);
        case BallerinaParser.RULE_formalParameterList:
            return new FormalParameterListNode(node);
        case BallerinaParser.RULE_integerLiteral:
            return new IntegerLiteralNode(node);
        case BallerinaParser.RULE_matchPatternClause:
            return new MatchPatternClauseNode(node);
        default:
            return new ANTLRPsiNode(node);
    }
}

Example 4 with ParameterTypeNameList

use of org.ballerinalang.plugins.idea.psi.ParameterTypeNameList in project ballerina by ballerina-lang.

the class BallerinaPsiImplUtil method getReturnTypes.

/**
 * Generic function to get return types from a definition.
 *
 * @param definitionNode definition node
 * @return list of return values of the provided definition.
 */
@NotNull
public static List<TypeNameNode> getReturnTypes(@NotNull PsiElement definitionNode) {
    List<TypeNameNode> results = new LinkedList<>();
    // Parameters are in the ReturnParameterNode. So we first get the ReturnParameterNode from the definition
    // node.
    ReturnParameterNode node = PsiTreeUtil.findChildOfType(definitionNode, ReturnParameterNode.class);
    if (node == null) {
        return results;
    }
    // But there can be two possible scenarios. The actual return types can be in either ParameterTypeNameList or
    // ParameterListNode. This is because return types can be named parameters. In that case, ParameterListNode is
    // available.
    // First we check for ParameterTypeNameList.
    ParameterTypeNameList parameterTypeNameList = PsiTreeUtil.findChildOfType(node, ParameterTypeNameList.class);
    // If it is available, that means the return types are not named parameters.
    if (parameterTypeNameList != null) {
        // Each parameter will be of type TypeNameNode. So we get all return types.
        Collection<TypeNameNode> typeNameNodes = PsiTreeUtil.findChildrenOfType(parameterTypeNameList, TypeNameNode.class);
        // Add each TypeNameNode to the result list.
        results.addAll(typeNameNodes);
        // Return the results.
        return results;
    }
    // If there is no return type node, we check for ParameterListNode.
    ParameterListNode parameterListNode = PsiTreeUtil.findChildOfType(node, ParameterListNode.class);
    if (parameterListNode != null) {
        // Actual parameters are in ParameterNodes.
        Collection<TypeNameNode> parameterNodes = PsiTreeUtil.findChildrenOfType(parameterListNode, TypeNameNode.class);
        // Add each ParameterNode to the result list.
        results.addAll(parameterNodes);
        // Return the results.
        return results;
    }
    // Return empty list.
    return results;
}

Example 5 with ParameterTypeNameList

use of org.ballerinalang.plugins.idea.psi.ParameterTypeNameList in project ballerina by ballerina-lang.

the class BallerinaParameterInfoHandler method getItemsToShow.

/**
 * Returns an list of {@link ParameterListNode} which corresponds to the given element and parent element.
 *
 * @param element
 * @param parent
 * @return
 */
private static List<PsiElement> getItemsToShow(PsiElement element, PsiElement parent) {
    // This method can be a overloaded method. So there can be multiple signatures. To store all of these, we
    // create a list.
    List<PsiElement> list = new ArrayList<>();
    // Function name will be at NameReferenceNode. So we search for this child node.
    PsiElement namedIdentifierDefNode = getNameIdentifierDefinitionNode(parent);
    PsiElement nameIdentifier = getNameIdentifier(element, namedIdentifierDefNode);
    if (nameIdentifier == null || !(nameIdentifier instanceof IdentifierPSINode)) {
        return list;
    }
    PsiReference reference = nameIdentifier.findReferenceAt(nameIdentifier.getTextLength());
    if (reference != null) {
        // Resolve the reference
        PsiElement resolvedElement = reference.resolve();
        if (resolvedElement != null) {
            // Resolved element will be the identifier of the function node. So we get the parent
            // node (FunctionDefinitionNode).
            PsiElement definitionNode = resolvedElement.getParent();
            if (definitionNode instanceof ParameterNode) {
                boolean isLambda = BallerinaPsiImplUtil.isALambdaFunction(resolvedElement);
                if (isLambda) {
                    ParameterTypeNameList parameterTypeNameList = PsiTreeUtil.findChildOfType(definitionNode, ParameterTypeNameList.class);
                    if (parameterTypeNameList != null) {
                        list.add(parameterTypeNameList);
                    }
                }
            } else {
                // Since we need the ParameterListNode, search for ParameterListNode child node.
                ParameterListNode parameterListNode = PsiTreeUtil.findChildOfType(definitionNode, ParameterListNode.class);
                // Add to the list if the result is not null.
                if (parameterListNode != null) {
                    list.add(parameterListNode);
                }
            }
        }
    }
    return list;
}