Examples with IdentifierNode org.ballerinalang.model.tree.IdentifierNode used on opensource projects

Example 11 with IdentifierNode

use of org.ballerinalang.model.tree.IdentifierNode in project ballerina by ballerina-lang.

the class BLangPackageBuilder method addTypeInitExpression.

public void addTypeInitExpression(DiagnosticPos pos, Set<Whitespace> ws, String initName, boolean typeAvailable, boolean exprAvailable) {
    BLangTypeInit objectInitNode = (BLangTypeInit) TreeBuilder.createObjectInitNode();
    objectInitNode.pos = pos;
    objectInitNode.addWS(ws);
    if (typeAvailable) {
        objectInitNode.userDefinedType = (BLangUserDefinedType) typeNodeStack.pop();
    }
    BLangInvocation invocationNode = (BLangInvocation) TreeBuilder.createInvocationNode();
    invocationNode.pos = pos;
    invocationNode.addWS(ws);
    if (exprAvailable) {
        List<ExpressionNode> exprNodes = exprNodeListStack.pop();
        Set<Whitespace> cws = commaWsStack.pop();
        exprNodes.forEach(exprNode -> {
            invocationNode.argExprs.add((BLangExpression) exprNode);
            objectInitNode.argsExpr.add((BLangExpression) exprNode);
        });
        invocationNode.addWS(cws);
        objectInitNode.addWS(cws);
    }
    // TODO check whether pkgName can be be empty
    IdentifierNode pkgNameNode = TreeBuilder.createIdentifierNode();
    IdentifierNode nameNode = createIdentifier(initName);
    BLangNameReference nameReference = new BLangNameReference(pos, ws, pkgNameNode, nameNode);
    invocationNode.name = (BLangIdentifier) nameReference.name;
    invocationNode.addWS(nameReference.ws);
    invocationNode.pkgAlias = (BLangIdentifier) nameReference.pkgAlias;
    objectInitNode.objectInitInvocation = invocationNode;
    this.addExpressionNode(objectInitNode);
}

Example 12 with IdentifierNode

use of org.ballerinalang.model.tree.IdentifierNode in project ballerina by ballerina-lang.

the class PackageLoader method addImportPkg.

// Private methods
private void addImportPkg(BLangPackage bLangPackage, String orgName, String sourcePkgName, String version) {
    List<Name> nameComps = getPackageNameComps(sourcePkgName);
    List<BLangIdentifier> pkgNameComps = new ArrayList<>();
    nameComps.forEach(comp -> {
        IdentifierNode node = TreeBuilder.createIdentifierNode();
        node.setValue(comp.value);
        pkgNameComps.add((BLangIdentifier) node);
    });
    BLangIdentifier orgNameNode = (BLangIdentifier) TreeBuilder.createIdentifierNode();
    orgNameNode.setValue(orgName);
    BLangIdentifier versionNode = (BLangIdentifier) TreeBuilder.createIdentifierNode();
    versionNode.setValue(version);
    BLangImportPackage importDcl = (BLangImportPackage) TreeBuilder.createImportPackageNode();
    importDcl.pos = bLangPackage.pos;
    importDcl.pkgNameComps = pkgNameComps;
    importDcl.orgName = orgNameNode;
    importDcl.version = versionNode;
    BLangIdentifier alias = (BLangIdentifier) TreeBuilder.createIdentifierNode();
    alias.setValue(names.merge(Names.DOT, nameComps.get(nameComps.size() - 1)).value);
    importDcl.alias = alias;
    bLangPackage.imports.add(importDcl);
}

Example 13 with IdentifierNode

use of org.ballerinalang.model.tree.IdentifierNode in project ballerina by ballerina-lang.

the class BallerinaParserService method generateJSON.

public static JsonElement generateJSON(Node node, Map<String, Node> anonStructs) throws InvocationTargetException, IllegalAccessException {
    if (node == null) {
        return JsonNull.INSTANCE;
    }
    Set<Method> methods = ClassUtils.getAllInterfaces(node.getClass()).stream().flatMap(aClass -> Arrays.stream(aClass.getMethods())).collect(Collectors.toSet());
    JsonObject nodeJson = new JsonObject();
    JsonArray wsJsonArray = new JsonArray();
    Set<Whitespace> ws = node.getWS();
    if (ws != null && !ws.isEmpty()) {
        for (Whitespace whitespace : ws) {
            JsonObject wsJson = new JsonObject();
            wsJson.addProperty("ws", whitespace.getWs());
            wsJson.addProperty("i", whitespace.getIndex());
            wsJson.addProperty("text", whitespace.getPrevious());
            wsJson.addProperty("static", whitespace.isStatic());
            wsJsonArray.add(wsJson);
        }
        nodeJson.add("ws", wsJsonArray);
    }
    Diagnostic.DiagnosticPosition position = node.getPosition();
    if (position != null) {
        JsonObject positionJson = new JsonObject();
        positionJson.addProperty("startColumn", position.getStartColumn());
        positionJson.addProperty("startLine", position.getStartLine());
        positionJson.addProperty("endColumn", position.getEndColumn());
        positionJson.addProperty("endLine", position.getEndLine());
        nodeJson.add("position", positionJson);
    }
    /* Virtual props */
    JsonArray type = getType(node);
    if (type != null) {
        nodeJson.add(SYMBOL_TYPE, type);
    }
    if (node.getKind() == NodeKind.INVOCATION) {
        assert node instanceof BLangInvocation : node.getClass();
        BLangInvocation invocation = (BLangInvocation) node;
        if (invocation.symbol != null && invocation.symbol.kind != null) {
            nodeJson.addProperty(INVOCATION_TYPE, invocation.symbol.kind.toString());
        }
    }
    for (Method m : methods) {
        String name = m.getName();
        if (name.equals("getWS") || name.equals("getPosition")) {
            continue;
        }
        String jsonName;
        if (name.startsWith("get")) {
            jsonName = toJsonName(name, 3);
        } else if (name.startsWith("is")) {
            jsonName = toJsonName(name, 2);
        } else {
            continue;
        }
        Object prop = m.invoke(node);
        /* Literal class - This class is escaped in backend to address cases like "ss\"" and 8.0 and null */
        if (node.getKind() == NodeKind.LITERAL && "value".equals(jsonName)) {
            if (prop instanceof String) {
                nodeJson.addProperty(jsonName, '"' + StringEscapeUtils.escapeJava((String) prop) + '"');
                nodeJson.addProperty(UNESCAPED_VALUE, String.valueOf(prop));
            } else {
                nodeJson.addProperty(jsonName, String.valueOf(prop));
            }
            continue;
        }
        if (node.getKind() == NodeKind.ANNOTATION && node instanceof BLangAnnotation) {
            JsonArray attachmentPoints = new JsonArray();
            ((BLangAnnotation) node).getAttachmentPoints().stream().map(BLangAnnotationAttachmentPoint::getAttachmentPoint).map(BLangAnnotationAttachmentPoint.AttachmentPoint::getValue).map(JsonPrimitive::new).forEach(attachmentPoints::add);
            nodeJson.add("attachmentPoints", attachmentPoints);
        }
        if (node.getKind() == NodeKind.USER_DEFINED_TYPE && jsonName.equals("typeName")) {
            IdentifierNode typeNode = (IdentifierNode) prop;
            Node structNode;
            if (typeNode.getValue().startsWith("$anonStruct$") && (structNode = anonStructs.remove(typeNode.getValue())) != null) {
                JsonObject anonStruct = generateJSON(structNode, anonStructs).getAsJsonObject();
                anonStruct.addProperty("anonStruct", true);
                nodeJson.add("anonStruct", anonStruct);
                continue;
            }
        }
        if (prop instanceof List && jsonName.equals("types")) {
            // Currently we don't need any Symbols for the UI. So skipping for now.
            continue;
        }
        /* Node classes */
        if (prop instanceof Node) {
            nodeJson.add(jsonName, generateJSON((Node) prop, anonStructs));
        } else if (prop instanceof List) {
            List listProp = (List) prop;
            JsonArray listPropJson = new JsonArray();
            nodeJson.add(jsonName, listPropJson);
            for (Object listPropItem : listProp) {
                if (listPropItem instanceof Node) {
                    /* Remove top level anon func and struct */
                    if (node.getKind() == NodeKind.COMPILATION_UNIT) {
                        if (listPropItem instanceof BLangStruct && ((BLangStruct) listPropItem).isAnonymous) {
                            anonStructs.put(((BLangStruct) listPropItem).getName().getValue(), ((BLangStruct) listPropItem));
                            continue;
                        }
                        if (listPropItem instanceof BLangFunction && (((BLangFunction) listPropItem)).name.value.startsWith("$lambda$")) {
                            continue;
                        }
                    }
                    listPropJson.add(generateJSON((Node) listPropItem, anonStructs));
                } else {
                    logger.debug("Can't serialize " + jsonName + ", has a an array of " + listPropItem);
                }
            }
        /* Runtime model classes */
        } else if (prop instanceof Set && jsonName.equals("flags")) {
            Set flags = (Set) prop;
            for (Flag flag : Flag.values()) {
                nodeJson.addProperty(StringUtils.lowerCase(flag.toString()), flags.contains(flag));
            }
        } else if (prop instanceof Set) {
            // TODO : limit this else if to getInputs getOutputs of transform.
            Set vars = (Set) prop;
            JsonArray listVarJson = new JsonArray();
            nodeJson.add(jsonName, listVarJson);
            for (Object obj : vars) {
                listVarJson.add(obj.toString());
            }
        } else if (prop instanceof NodeKind) {
            String kindName = CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, prop.toString());
            nodeJson.addProperty(jsonName, kindName);
        } else if (prop instanceof OperatorKind) {
            nodeJson.addProperty(jsonName, prop.toString());
        /* Generic classes */
        } else if (prop instanceof String) {
            nodeJson.addProperty(jsonName, (String) prop);
        } else if (prop instanceof Number) {
            nodeJson.addProperty(jsonName, (Number) prop);
        } else if (prop instanceof Boolean) {
            nodeJson.addProperty(jsonName, (Boolean) prop);
        } else if (prop instanceof Enum) {
            nodeJson.addProperty(jsonName, StringUtils.lowerCase(((Enum) prop).name()));
        } else if (prop != null) {
            nodeJson.addProperty(jsonName, prop.toString());
            String message = "Node " + node.getClass().getSimpleName() + " contains unknown type prop: " + jsonName + " of type " + prop.getClass();
            logger.error(message);
        }
    }
    return nodeJson;
}

Example 14 with IdentifierNode

use of org.ballerinalang.model.tree.IdentifierNode in project ballerina by ballerina-lang.

the class CommonUtil method generateJSON.

/**
 * Generate json representation for the given node.
 *
 * @param node        Node to get the json representation
 * @param anonStructs Map of anonymous structs
 * @return {@link JsonElement}          Json Representation of the node
 */
public static JsonElement generateJSON(Node node, Map<String, Node> anonStructs) {
    if (node == null) {
        return JsonNull.INSTANCE;
    }
    Set<Method> methods = ClassUtils.getAllInterfaces(node.getClass()).stream().flatMap(aClass -> Arrays.stream(aClass.getMethods())).collect(Collectors.toSet());
    JsonObject nodeJson = new JsonObject();
    JsonArray wsJsonArray = new JsonArray();
    Set<Whitespace> ws = node.getWS();
    if (ws != null && !ws.isEmpty()) {
        for (Whitespace whitespace : ws) {
            JsonObject wsJson = new JsonObject();
            wsJson.addProperty("ws", whitespace.getWs());
            wsJson.addProperty("i", whitespace.getIndex());
            wsJson.addProperty("text", whitespace.getPrevious());
            wsJson.addProperty("static", whitespace.isStatic());
            wsJsonArray.add(wsJson);
        }
        nodeJson.add("ws", wsJsonArray);
    }
    org.ballerinalang.util.diagnostic.Diagnostic.DiagnosticPosition position = node.getPosition();
    if (position != null) {
        JsonObject positionJson = new JsonObject();
        positionJson.addProperty("startColumn", position.getStartColumn());
        positionJson.addProperty("startLine", position.getStartLine());
        positionJson.addProperty("endColumn", position.getEndColumn());
        positionJson.addProperty("endLine", position.getEndLine());
        nodeJson.add("position", positionJson);
    }
    JsonArray type = getType(node);
    if (type != null) {
        nodeJson.add(SYMBOL_TYPE, type);
    }
    if (node.getKind() == NodeKind.INVOCATION) {
        assert node instanceof BLangInvocation : node.getClass();
        BLangInvocation invocation = (BLangInvocation) node;
        if (invocation.symbol != null && invocation.symbol.kind != null) {
            nodeJson.addProperty(INVOCATION_TYPE, invocation.symbol.kind.toString());
        }
    }
    for (Method m : methods) {
        String name = m.getName();
        if (name.equals("getWS") || name.equals("getPosition")) {
            continue;
        }
        String jsonName;
        if (name.startsWith("get")) {
            jsonName = toJsonName(name, 3);
        } else if (name.startsWith("is")) {
            jsonName = toJsonName(name, 2);
        } else {
            continue;
        }
        Object prop = null;
        try {
            prop = m.invoke(node);
        } catch (IllegalAccessException | InvocationTargetException e) {
            logger.error("Error while serializing source to JSON: [" + e.getMessage() + "]");
        }
        /* Literal class - This class is escaped in backend to address cases like "ss\"" and 8.0 and null */
        if (node.getKind() == NodeKind.LITERAL && "value".equals(jsonName)) {
            if (prop instanceof String) {
                nodeJson.addProperty(jsonName, '"' + StringEscapeUtils.escapeJava((String) prop) + '"');
                nodeJson.addProperty(UNESCAPED_VALUE, String.valueOf(prop));
            } else {
                nodeJson.addProperty(jsonName, String.valueOf(prop));
            }
            continue;
        }
        if (node.getKind() == NodeKind.USER_DEFINED_TYPE && jsonName.equals("typeName")) {
            IdentifierNode typeNode = (IdentifierNode) prop;
            Node structNode;
            if (typeNode.getValue().startsWith("$anonStruct$") && (structNode = anonStructs.remove(typeNode.getValue())) != null) {
                JsonObject anonStruct = generateJSON(structNode, anonStructs).getAsJsonObject();
                anonStruct.addProperty("anonStruct", true);
                nodeJson.add("anonStruct", anonStruct);
                continue;
            }
        }
        if (prop instanceof List && jsonName.equals("types")) {
            // Currently we don't need any Symbols for the UI. So skipping for now.
            continue;
        }
        /* Node classes */
        if (prop instanceof Node) {
            nodeJson.add(jsonName, generateJSON((Node) prop, anonStructs));
        } else if (prop instanceof List) {
            List listProp = (List) prop;
            JsonArray listPropJson = new JsonArray();
            nodeJson.add(jsonName, listPropJson);
            for (Object listPropItem : listProp) {
                if (listPropItem instanceof Node) {
                    /* Remove top level anon func and struct */
                    if (node.getKind() == NodeKind.COMPILATION_UNIT) {
                        if (listPropItem instanceof BLangStruct && ((BLangStruct) listPropItem).isAnonymous) {
                            anonStructs.put(((BLangStruct) listPropItem).getName().getValue(), ((BLangStruct) listPropItem));
                            continue;
                        }
                        if (listPropItem instanceof BLangFunction && (((BLangFunction) listPropItem)).name.value.startsWith("$lambda$")) {
                            continue;
                        }
                    }
                    listPropJson.add(generateJSON((Node) listPropItem, anonStructs));
                } else {
                    logger.debug("Can't serialize " + jsonName + ", has a an array of " + listPropItem);
                }
            }
        /* Runtime model classes */
        } else if (prop instanceof Set && jsonName.equals("flags")) {
            Set flags = (Set) prop;
            for (Flag flag : Flag.values()) {
                nodeJson.addProperty(StringUtils.lowerCase(flag.toString()), flags.contains(flag));
            }
        } else if (prop instanceof Set) {
            // TODO : limit this else if to getInputs getOutputs of transform.
            Set vars = (Set) prop;
            JsonArray listVarJson = new JsonArray();
            nodeJson.add(jsonName, listVarJson);
            for (Object obj : vars) {
                listVarJson.add(obj.toString());
            }
        } else if (prop instanceof NodeKind) {
            String kindName = CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, prop.toString());
            nodeJson.addProperty(jsonName, kindName);
        } else if (prop instanceof OperatorKind) {
            nodeJson.addProperty(jsonName, prop.toString());
        /* Generic classes */
        } else if (prop instanceof String) {
            nodeJson.addProperty(jsonName, (String) prop);
        } else if (prop instanceof Number) {
            nodeJson.addProperty(jsonName, (Number) prop);
        } else if (prop instanceof Boolean) {
            nodeJson.addProperty(jsonName, (Boolean) prop);
        } else if (prop instanceof Enum) {
            nodeJson.addProperty(jsonName, StringUtils.lowerCase(((Enum) prop).name()));
        } else if (prop != null) {
            nodeJson.addProperty(jsonName, prop.toString());
            String message = "Node " + node.getClass().getSimpleName() + " contains unknown type prop: " + jsonName + " of type " + prop.getClass();
            logger.error(message);
        }
    }
    return nodeJson;
}