11764725152

Committed 10 Nov 2024 11:26AM UTC coverage: 80.135% (+0.2%) from 79.898%

Build # 11764725152

Build Type

Pull #400

github

Committed by

web-flow

Commit Message

Merge 925676131 into 89e51df48

Pull Request Pull Request #400: feat: Node API in ui5 linter

Run Details

1752 of 2309 branches covered (75.88%)

Branch coverage included in aggregate %.

19 of 19 new or added lines in 4 files covered. (100.0%)

21 existing lines in 1 file now uncovered.

2524 of 3027 relevant lines covered (83.38%)

1959.85 hits per line

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92.75

/src/linter/ui5Types/SourceFileLinter.ts

import ts, {Identifier} from "typescript";
import path from "node:path/posix";
import {getLogger} from "@ui5/logger";
import SourceFileReporter from "./SourceFileReporter.js";
import LinterContext, {ResourcePath, CoverageCategory} from "../LinterContext.js";
import {MESSAGE} from "../messages.js";
import analyzeComponentJson from "./asyncComponentFlags.js";
import {deprecatedLibraries, deprecatedThemes} from "../../utils/deprecations.js";
import {getPropertyName} from "./utils.js";
import {taskStart} from "../../utils/perf.js";
import {getPositionsForNode} from "../../utils/nodePosition.js";
import {TraceMap} from "@jridgewell/trace-mapping";

const log = getLogger("linter:ui5Types:SourceFileLinter");

interface DeprecationInfo {
        symbol: ts.Symbol;
        messageDetails: string;
}

function isSourceFileOfUi5Type(sourceFile: ts.SourceFile) {
        return /@openui5|@sapui5|@ui5/.test(sourceFile.fileName);
}

function isSourceFileOfUi5OrThirdPartyType(sourceFile: ts.SourceFile) {
        return /@openui5|@sapui5|@ui5|@types\/jquery/.test(sourceFile.fileName);
}

function isSourceFileOfJquerySapType(sourceFile: ts.SourceFile) {
        return sourceFile.fileName === "/types/@ui5/linter/overrides/jquery.sap.d.ts";
}

function isSourceFileOfPseudoModuleType(sourceFile: ts.SourceFile) {
        return sourceFile.fileName.startsWith("/types/@ui5/linter/overrides/library/");
}

function isSourceFileOfTypeScriptLib(sourceFile: ts.SourceFile) {
        return sourceFile.fileName.startsWith("/types/typescript/lib/");
}

/**
 * Removes surrounding quote characters ("'`) from a string if they exist.
 * @param {string} str
 * @returns {string}
 * @example removeQuotes("\"myString\"") -> "myString"
 * @example removeQuotes("\'myString\'") -> "myString"
 * @example removeQuotes("\`myString\`") -> "myString"
 */
function removeQuotes(str: string | undefined): string {
        if (!str) return "";
        return str.replace(/^['"`]|['"`]$/g, "");
}

export default class SourceFileLinter {
        #resourcePath: ResourcePath;
        #sourceFile: ts.SourceFile;
        #sourceMaps: Map<string, string> | undefined;
        #checker: ts.TypeChecker;
        #context: LinterContext;
        #reporter: SourceFileReporter;
        #boundVisitNode: (node: ts.Node) => void;
        #reportCoverage: boolean;
        #messageDetails: boolean;
        #dataTypes: Record<string, string>;
        #apiExtract: Record<string, Record<string, Record<string, string>>>;
        #manifestContent: string | undefined;
        #fileName: string;
        #isComponent: boolean;

        constructor(
                context: LinterContext, resourcePath: ResourcePath,
                sourceFile: ts.SourceFile, sourceMaps: Map<string, string> | undefined, checker: ts.TypeChecker,
                reportCoverage: boolean | undefined = false, messageDetails: boolean | undefined = false,
                dataTypes: Record<string, string> | undefined, manifestContent?: string,
                apiExtract?: Record<string, Record<string, Record<string, string>>>
        ) {
                this.#resourcePath = resourcePath;
                this.#sourceFile = sourceFile;
                this.#sourceMaps = sourceMaps;
                this.#checker = checker;
                this.#context = context;
                this.#reporter = new SourceFileReporter(context, resourcePath,
                        sourceFile, sourceMaps?.get(sourceFile.fileName));
                this.#boundVisitNode = this.visitNode.bind(this);
                this.#reportCoverage = reportCoverage;
                this.#messageDetails = messageDetails;
                this.#manifestContent = manifestContent;
                this.#fileName = path.basename(resourcePath);
                this.#isComponent = this.#fileName === "Component.js" || this.#fileName === "Component.ts";
                this.#dataTypes = dataTypes ?? {};
                this.#apiExtract = apiExtract ?? {};
        }

        // eslint-disable-next-line @typescript-eslint/require-await
        async lint() {
                try {
                        this.visitNode(this.#sourceFile);
                        this.#reporter.deduplicateMessages();
                } catch (err) {
                        const message = err instanceof Error ? err.message : String(err);
                        log.verbose(`Error while linting ${this.#resourcePath}: ${message}`);
                        if (err instanceof Error) {
                                log.verbose(`Call stack: ${err.stack}`);
                        }
                        this.#context.addLintingMessage(this.#resourcePath, MESSAGE.PARSING_ERROR, {message});
                }
        }

        visitNode(node: ts.Node) {
                if (node.kind === ts.SyntaxKind.NewExpression) { // e.g. "new Button({\n\t\t\t\tblocked: true\n\t\t\t})"
                        this.analyzeNewExpression(node as ts.NewExpression);
                } else if (node.kind === ts.SyntaxKind.CallExpression) { // ts.isCallLikeExpression too?
                        // const nodeType = this.#checker.getTypeAtLocation(node);
                        this.analyzePropertyAccessExpression(node as ts.CallExpression); // Check for global
                        this.analyzeCallExpression(node as ts.CallExpression); // Check for deprecation
                } else if (node.kind === ts.SyntaxKind.PropertyAccessExpression ||
                        node.kind === ts.SyntaxKind.ElementAccessExpression) {
                        this.analyzePropertyAccessExpression(
                                node as (ts.PropertyAccessExpression | ts.ElementAccessExpression)); // Check for global
                        this.analyzePropertyAccessExpressionForDeprecation(
                                node as (ts.PropertyAccessExpression | ts.ElementAccessExpression)); // Check for deprecation
                } else if (node.kind === ts.SyntaxKind.ObjectBindingPattern &&
                        node.parent?.kind === ts.SyntaxKind.VariableDeclaration) {
                        // e.g. `const { Button } = sap.m;`
                        // This is a destructuring assignment and we need to check each property for deprecation
                        this.analyzeObjectBindingPattern(node as ts.ObjectBindingPattern);
                } else if (node.kind === ts.SyntaxKind.ObjectLiteralExpression &&
                        node.parent?.kind === ts.SyntaxKind.BinaryExpression &&
                        node.parent?.parent?.kind === ts.SyntaxKind.ParenthesizedExpression) {
                        // e.g. `({ Button }) = sap.m;`
                        this.analyzeObjectLiteralExpression(node as ts.ObjectLiteralExpression);
                } else if (node.kind === ts.SyntaxKind.ImportDeclaration) {
                        this.analyzeImportDeclaration(node as ts.ImportDeclaration); // Check for deprecation
                } else if (node.kind === ts.SyntaxKind.ImportSpecifier) {
                        this.analyzeImportSpecifier(node as ts.ImportSpecifier);
                } else if (this.#isComponent && this.isUi5ClassDeclaration(node, "sap/ui/core/Component")) {
                        analyzeComponentJson({
                                classDeclaration: node,
                                manifestContent: this.#manifestContent,
                                resourcePath: this.#resourcePath,
                                reporter: this.#reporter,
                                context: this.#context,
                                checker: this.#checker,
                                isUiComponent: this.isUi5ClassDeclaration(node, "sap/ui/core/UIComponent"),
                        });
                } else if (
                        ts.isPropertyDeclaration(node) &&
                        (ts.isIdentifier(node.name) || ts.isStringLiteral(node.name)) &&
                        node.name.text === "metadata" &&
                        node.modifiers?.some((modifier) => modifier.kind === ts.SyntaxKind.StaticKeyword) &&
                        this.isUi5ClassDeclaration(node.parent, "sap/ui/base/ManagedObject")
                ) {
                        const visitMetadataNodes = (childNode: ts.Node) => {
                                if (ts.isPropertyAssignment(childNode)) { // Skip nodes out of interest
                                        this.analyzeMetadataProperty(childNode.name.getText(), childNode);
                                }

                                ts.forEachChild(childNode, visitMetadataNodes);
                        };
                        ts.forEachChild(node, visitMetadataNodes);
                } else if (this.isUi5ClassDeclaration(node, "sap/ui/core/Control")) {
                        this.analyzeControlRendererDeclaration(node);
                } else if (ts.isPropertyAssignment(node) && removeQuotes(node.name.getText()) === "theme") {
                        this.analyzeTestsuiteThemeProperty(node);
                }

                // Traverse the whole AST from top to bottom
                ts.forEachChild(node, this.#boundVisitNode);
        }

        isUi5ClassDeclaration(node: ts.Node, baseClassModule: string | string[]): node is ts.ClassDeclaration {
                if (!ts.isClassDeclaration(node)) {
                        return false;
                }
                const baseClassModules = Array.isArray(baseClassModule) ? baseClassModule : [baseClassModule];
                const baseClasses = baseClassModules.map((baseClassModule) => {
                        return {module: baseClassModule, name: baseClassModule.split("/").pop()};
                });

                // Go up the hierarchy chain to find whether the class extends from the provided base class
                const isClassUi5Subclass = (node: ts.ClassDeclaration): boolean => {
                        return node?.heritageClauses?.flatMap((parentClasses: ts.HeritageClause) => {
                                return parentClasses.types.map((parentClass) => {
                                        const parentClassType = this.#checker.getTypeAtLocation(parentClass);

                                        return parentClassType.symbol?.declarations?.some((declaration) => {
                                                if (!ts.isClassDeclaration(declaration)) {
                                                        return false;
                                                }
                                                for (const baseClass of baseClasses) {
                                                        if (declaration.name?.getText() === baseClass.name &&
                                                                (
                                                                // Declaration via type definitions
                                                                        (
                                                                                declaration.parent.parent &&
                                                                                ts.isModuleDeclaration(declaration.parent.parent) &&
                                                                                declaration.parent.parent.name?.text === baseClass.module
                                                                        ) ||
                                                                        // Declaration via real class (e.g. within sap.ui.core project)
                                                                        (
                                                                                ts.isSourceFile(declaration.parent) &&
                                                                                (
                                                                                        declaration.parent.fileName === `/resources/${baseClass.module}.js` ||
                                                                                        declaration.parent.fileName === `/resources/${baseClass.module}.ts`
                                                                                )
                                                                        )
                                                                )
                                                        ) {
                                                                return true;
                                                        }
                                                }
                                                return isClassUi5Subclass(declaration);
                                        });
                                });
                        // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
                        }).reduce((acc, cur) => cur || acc, false) ?? false;
                };

                return isClassUi5Subclass(node);
        }

        analyzeControlRendererDeclaration(node: ts.ClassDeclaration) {
                const className = node.name?.getText() ?? "<unknown>";
                const rendererMember = node.members.find((member) => {
                        return (ts.isPropertyDeclaration(member) || ts.isMethodDeclaration(member)) &&
                                member.modifiers?.some((modifier) => modifier.kind === ts.SyntaxKind.StaticKeyword) &&
                                (ts.isIdentifier(member.name) || ts.isStringLiteral(member.name)) && member.name.text === "renderer";
                });

                if (!rendererMember) {
                        // Special cases: Some base classes do not require sub-classes to have a renderer defined:
                        if (this.isUi5ClassDeclaration(node, [
                                "sap/ui/core/mvc/View",
                                // XMLComposite is deprecated, but there still shouldn't be a false-positive about a missing renderer
                                "sap/ui/core/XMLComposite",
                                "sap/ui/core/webc/WebComponent",
                                "sap/uxap/BlockBase",
                        ])) {
                                return;
                        }
                        // No definition of renderer causes the runtime to load the corresponding Renderer module synchronously
                        this.#reporter.addMessage(MESSAGE.MISSING_CONTROL_RENDERER_DECLARATION, {className}, node);
                        return;
                }

                if (ts.isPropertyDeclaration(rendererMember) && rendererMember.initializer) {
                        const initializerType = this.#checker.getTypeAtLocation(rendererMember.initializer);

                        if (initializerType.flags & ts.TypeFlags.Undefined ||
                                initializerType.flags & ts.TypeFlags.Null) {
                                // null / undefined can be used to declare that a control does not have a renderer
                                return;
                        }

                        if (initializerType.flags & ts.TypeFlags.StringLiteral) {
                                let rendererName;
                                if (
                                        ts.isStringLiteral(rendererMember.initializer) ||
                                        ts.isNoSubstitutionTemplateLiteral(rendererMember.initializer)
                                ) {
                                        rendererName = rendererMember.initializer.text;
                                }
                                // Declaration as string requires sync loading of renderer module
                                this.#reporter.addMessage(MESSAGE.CONTROL_RENDERER_DECLARATION_STRING, {
                                        className, rendererName,
                                }, rendererMember.initializer);
                        }

                        // Analyze renderer property when it's referenced by a variable or even another module
                        // i.e. { renderer: Renderer }
                        if (ts.isIdentifier(rendererMember.initializer)) {
                                const {symbol} = this.#checker.getTypeAtLocation(rendererMember);
                                const {declarations} = symbol ?? {};
                                declarations?.forEach((declaration) => this.analyzeControlRendererInternals(declaration));
                        } else {
                                // Analyze renderer property when it's directly embedded in the renderer object
                                // i.e. { renderer: {apiVersion: "2", render: () => {}} }
                                this.analyzeControlRendererInternals(rendererMember.initializer);
                        }
                }
        }

        analyzeControlRendererInternals(node: ts.Node) {
                // Analyze renderer property when it's an ObjectLiteralExpression
                // i.e. { renderer: {apiVersion: "2", render: () => {}} }
                if (node && (ts.isObjectLiteralExpression(node) || ts.isVariableDeclaration(node))) {
                        const apiVersionNode = ts.isObjectLiteralExpression(node) && node.properties.find((prop) => {
                                return ts.isPropertyAssignment(prop) &&
                                        (ts.isIdentifier(prop.name) || ts.isStringLiteral(prop.name)) &&
                                        prop.name.text === "apiVersion";
                        }) as ts.PropertyAssignment | undefined;

                        let nodeToHighlight: ts.PropertyAssignment | ts.PropertyDeclaration |
                                ts.VariableDeclaration | ts.ObjectLiteralExpression | undefined = undefined;
                        if (!apiVersionNode) { // No 'apiVersion' property
                                nodeToHighlight = node;
                        } else if (apiVersionNode.initializer.getText() !== "2") { // String value would be "\"2\""
                                nodeToHighlight = apiVersionNode;
                        }

                        if (nodeToHighlight) {
                                // reporter.addMessage() won't work in this case as it's bound to the current analyzed file.
                                // The findings can be in different file i.e. Control being analyzed,
                                // but reporting might be in ControlRenderer
                                const nodeSourceFile = nodeToHighlight.getSourceFile();
                                const nodeSourceMap = this.#sourceMaps?.get(nodeSourceFile.fileName);
                                this.#context.addLintingMessage(
                                        nodeSourceFile.fileName, MESSAGE.NO_DEPRECATED_RENDERER, undefined as never,
                                        getPositionsForNode({
                                                node: nodeToHighlight,
                                                sourceFile: nodeSourceFile,
                                                resourcePath: nodeSourceFile.fileName,
                                                traceMap: nodeSourceMap ? new TraceMap(nodeSourceMap) : undefined,
                                        }).start);
                        }

                        this.analyzeIconCallInRenderMethod(node);
                // Analyze renderer property when it's a function i.e. { renderer: () => {} }
                } else if (ts.isMethodDeclaration(node) || ts.isArrowFunction(node) ||
                        ts.isFunctionExpression(node) || ts.isFunctionDeclaration(node)) {
                        // reporter.addMessage() won't work in this case as it's bound to the current analyzed file.
                        // The findings can be in different file i.e. Control being analyzed,
                        // but reporting might be in ControlRenderer
                        const nodeSourceFile = node.getSourceFile();
                        const nodeSourceMap = this.#sourceMaps?.get(nodeSourceFile.fileName);
                        this.#context.addLintingMessage(
                                nodeSourceFile.fileName, MESSAGE.NO_DEPRECATED_RENDERER, undefined as never,
                                getPositionsForNode({
                                        node,
                                        sourceFile: nodeSourceFile,
                                        resourcePath: nodeSourceFile.fileName,
                                        traceMap: nodeSourceMap ? new TraceMap(nodeSourceMap) : undefined,
                                }).start);

                        this.analyzeIconCallInRenderMethod(node);
                }
        }

        // If there's an oRm.icon() call in the render method, we need to check if IconPool is imported.
        // Currently, we're only able to analyze whether oRm.icon is called in the render method as
        // there's no reliable way to find if the method icon() is actually a member of RenderManager in other places.
        analyzeIconCallInRenderMethod(node: ts.Node) {
                let renderMethodNode: ts.Node | undefined = node;

                // When the render is a plain function
                if (ts.isMethodDeclaration(node) || ts.isArrowFunction(node) ||
                        ts.isFunctionExpression(node) || ts.isFunctionDeclaration(node)) {
                        renderMethodNode = node;
                } else if (ts.isObjectLiteralExpression(node)) {
                        // When the render is embed into the renderer object
                        const renderProperty = node.properties.find((prop) => {
                                return ts.isPropertyAssignment(prop) &&
                                        ts.isIdentifier(prop.name) &&
                                        prop.name.text === "render";
                        });
                        renderMethodNode = (renderProperty && ts.isPropertyAssignment(renderProperty)) ?
                                renderProperty.initializer :
                                undefined;

                        // When the renderer is a separate module and the render method is assigned
                        // to the renderer object later i.e. myControlRenderer.render = function (oRm, oMyControl) {}
                        if (!renderMethodNode) {
                                let rendererObjectName = null;
                                if ((ts.isPropertyAssignment(node.parent) || ts.isPropertyDeclaration(node.parent) ||
                                        ts.isVariableDeclaration(node.parent)) && ts.isIdentifier(node.parent.name)) {
                                        rendererObjectName = node.parent.name.getText();
                                }

                                const findRenderMethod = (childNode: ts.Node) => {
                                        if (ts.isBinaryExpression(childNode)) {
                                                if (ts.isPropertyAccessExpression(childNode.left)) {
                                                        const objectName = childNode.left.expression.getText(); // myControlRenderer
                                                        const propertyName = childNode.left.name.getText(); // render

                                                        if (objectName === rendererObjectName && propertyName === "render") {
                                                                renderMethodNode = childNode.right;
                                                        }
                                                }
                                        }

                                        if (!renderMethodNode) { // If found, stop traversing
                                                ts.forEachChild(childNode, findRenderMethod);
                                        }
                                };

                                ts.forEachChild(node.getSourceFile(), findRenderMethod);
                        }
                }

                if (!renderMethodNode) {
                        return;
                }

                // If there's a dependency to IconPool from the Renderer,
                // it's fine and we can skip the rest of the checks
                const rendererSource = renderMethodNode.getSourceFile();
                const hasIconPoolImport = rendererSource.statements.some((importNode: ts.Statement) => {
                        return ts.isImportDeclaration(importNode) &&
                                ts.isStringLiteral(importNode.moduleSpecifier) &&
                                importNode.moduleSpecifier.text === "sap/ui/core/IconPool";
                });

                if (hasIconPoolImport) {
                        return;
                }

                const findIconCallExpression = (childNode: ts.Node) => {
                        if (ts.isCallExpression(childNode) &&
                                ts.isPropertyAccessExpression(childNode.expression) &&
                                childNode.expression.name.getText() === "icon"
                        ) {
                                // reporter.addMessage() won't work in this case as it's bound to the current analyzed file.
                                // The findings can be in different file i.e. Control being analyzed,
                                // but reporting might be in ControlRenderer
                                const nodeSourceFile = childNode.getSourceFile();
                                const nodeSourceMap = this.#sourceMaps?.get(nodeSourceFile.fileName);
                                this.#context.addLintingMessage(
                                        nodeSourceFile.fileName, MESSAGE.NO_ICON_POOL_RENDERER, undefined as never,
                                        getPositionsForNode({
                                                node: childNode,
                                                sourceFile: nodeSourceFile,
                                                resourcePath: nodeSourceFile.fileName,
                                                traceMap: nodeSourceMap ? new TraceMap(nodeSourceMap) : undefined,
                                        }).start);
                        }
                        ts.forEachChild(childNode, findIconCallExpression);
                };

                // When the renderer is a separate module we can say with some certainty that the .icon() call
                // is a RenderManager's
                if (rendererSource.fileName !== this.#sourceFile.fileName) {
                        ts.forEachChild(rendererSource, findIconCallExpression);
                } else {
                        // When the renderer is embedded in the control file, then we can analyze only the icon call
                        // within the render method.
                        ts.forEachChild(renderMethodNode, findIconCallExpression);
                }
        }

        analyzeMetadataProperty(type: string, node: ts.PropertyAssignment) {
                const analyzeMetadataDone = taskStart(`analyzeMetadataProperty: ${type}`, this.#resourcePath, true);
                if (type === "interfaces") {
                        const deprecatedInterfaces = this.#apiExtract.deprecations.interfaces;

                        if (ts.isArrayLiteralExpression(node.initializer)) {
                                node.initializer.elements.forEach((elem) => {
                                        const interfaceName = (elem as ts.StringLiteral).text;

                                        if (deprecatedInterfaces[interfaceName]) {
                                                this.#reporter.addMessage(MESSAGE.DEPRECATED_INTERFACE, {
                                                        interfaceName: interfaceName,
                                                        details: deprecatedInterfaces[interfaceName],
                                                }, elem);
                                        }
                                });
                        }
                } else if (type === "altTypes" && ts.isArrayLiteralExpression(node.initializer)) {
                        const deprecatedTypes = {
                                ...this.#apiExtract.deprecations.enums,
                                ...this.#apiExtract.deprecations.typedefs,
                        };
                        node.initializer.elements.forEach((element) => {
                                const nodeType = ts.isStringLiteral(element) ? element.text : "";

                                if (deprecatedTypes[nodeType]) {
                                        this.#reporter.addMessage(MESSAGE.DEPRECATED_TYPE, {
                                                typeName: nodeType,
                                                details: deprecatedTypes[nodeType],
                                        }, element);
                                }
                        });
                } else if (type === "defaultValue") {
                        const deprecatedTypes = {
                                ...this.#apiExtract.deprecations.enums,
                                ...this.#apiExtract.deprecations.typedefs,
                        };
                        const defaultValueType = ts.isStringLiteral(node.initializer) ?
                                node.initializer.text :
                                "";

                        const typeNode = node.parent.properties.find((prop) => {
                                return ts.isPropertyAssignment(prop) && prop.name.getText() === "type";
                        });

                        const fullyQuantifiedName = (typeNode &&
                                ts.isPropertyAssignment(typeNode) &&
                                ts.isStringLiteral(typeNode.initializer)) ?
                                        [typeNode.initializer.text, defaultValueType].join(".") :
                                "";

                        if (deprecatedTypes[fullyQuantifiedName]) {
                                this.#reporter.addMessage(MESSAGE.DEPRECATED_TYPE, {
                                        typeName: defaultValueType,
                                        details: deprecatedTypes[fullyQuantifiedName],
                                }, node);
                        }
                // This one is too generic and should always be at the last place
                // It's for "types" and event arguments' types
                } else if (ts.isStringLiteral(node.initializer)) {
                        const deprecatedTypes = {
                                ...this.#apiExtract.deprecations.enums,
                                ...this.#apiExtract.deprecations.typedefs,
                        } as Record<string, string>;

                        // Strip all the complex type definitions and create a list of "simple" types
                        // i.e. Record<string, Map<my.custom.type, Record<another.type, number[]>>>
                        // -> string, my.custom.type, another.type, number
                        const nodeTypes = node.initializer.text.replace(/\w+<|>|\[\]/gi, "")
                                .split(",").map((type) => type.trim());

                        nodeTypes.forEach((nodeType) => {
                                if (this.#apiExtract.deprecations.classes[nodeType]) {
                                        this.#reporter.addMessage(MESSAGE.DEPRECATED_CLASS, {
                                                className: nodeType,
                                                details: this.#apiExtract.deprecations.classes[nodeType],
                                        }, node.initializer);
                                } else if (deprecatedTypes[nodeType]) {
                                        this.#reporter.addMessage(MESSAGE.DEPRECATED_TYPE, {
                                                typeName: nodeType,
                                                details: deprecatedTypes[nodeType],
                                        }, node.initializer);
                                }
                        });
                }
                analyzeMetadataDone();
        }

        analyzeIdentifier(node: ts.Identifier) {
                const type = this.#checker.getTypeAtLocation(node);
                if (!type?.symbol || !this.isSymbolOfUi5OrThirdPartyType(type.symbol)) {
                        return;
                }
                const deprecationInfo = this.getDeprecationInfo(type.symbol);
                if (deprecationInfo) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_API_ACCESS, {
                                apiName: node.text,
                                details: deprecationInfo.messageDetails,
                        }, node);
                }
        }

        analyzeImportSpecifier(node: ts.ImportSpecifier) {
                const type = this.#checker.getTypeAtLocation(node);
                if (!type?.symbol || !this.isSymbolOfUi5OrThirdPartyType(type.symbol)) {
                        return;
                }
                const deprecationInfo = this.getDeprecationInfo(type.symbol);
                if (deprecationInfo) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_API_ACCESS, {
                                apiName: node.getText(),
                                details: deprecationInfo.messageDetails,
                        }, node);
                }
        }

        analyzeObjectBindingPattern(node: ts.ObjectBindingPattern) {
                node.elements.forEach((element) => {
                        if (element.kind === ts.SyntaxKind.BindingElement &&
                                element.name.kind === ts.SyntaxKind.Identifier) {
                                this.analyzeIdentifier(element.name);
                        }
                        // Currently this lacks support for handling nested destructuring, e.g.
                        //   `const { SomeObject: { SomeOtherObject } } = coreLib;`
                        // Also not covered is destructuring with computed property names, e.g.
                        //   const propName = "SomeObject"
                        //   const {[propName]: SomeVar} = coreLib;
                        // Neither is expected to be relevant in the context of UI5 API usage.
                });
        }

        analyzeObjectLiteralExpression(node: ts.ObjectLiteralExpression) {
                node.properties.forEach((prop) => {
                        if (prop.kind === ts.SyntaxKind.ShorthandPropertyAssignment) {
                                this.analyzeIdentifier(prop.name);
                        } else if (prop.kind === ts.SyntaxKind.PropertyAssignment) {
                                this.analyzeIdentifier(prop.name as ts.Identifier);
                        }
                });
        }

        analyzeNewExpression(node: ts.NewExpression) {
                const nodeType = this.#checker.getTypeAtLocation(node); // checker.getContextualType(node);
                if (!nodeType.symbol || !this.isSymbolOfUi5OrThirdPartyType(nodeType.symbol)) {
                        return;
                }
                const classType = this.#checker.getTypeAtLocation(node.expression);

                const moduleDeclaration = this.getSymbolModuleDeclaration(nodeType.symbol);
                if (moduleDeclaration?.name.text === "sap/ui/core/routing/Router") {
                        this.#analyzeNewCoreRouter(node);
                } else if (moduleDeclaration?.name.text === "sap/ui/model/odata/v4/ODataModel") {
                        this.#analyzeNewOdataModelV4(node);
                }

                // There can be multiple and we need to find the right one
                const [constructSignature] = classType.getConstructSignatures();

                node.arguments?.forEach((arg, argIdx) => {
                        const argumentType = constructSignature.getTypeParameterAtPosition(argIdx);
                        if (ts.isObjectLiteralExpression(arg)) {
                                arg.properties.forEach((prop) => {
                                        if (ts.isPropertyAssignment(prop)) { // TODO: Necessary?
                                                const propNameIdentifier = prop.name as Identifier;
                                                const propText = propNameIdentifier.escapedText || propNameIdentifier.text;
                                                const propertySymbol = argumentType.getProperty(propText);

                                                // this.#checker.getContextualType(arg) // same as nodeType
                                                // const propertySymbol = allProps.find((symbol) => {
                                                //         return symbol.escapedName === propNameIdentifier;
                                                // });
                                                if (propertySymbol) {
                                                        const deprecationInfo = this.getDeprecationInfo(propertySymbol);
                                                        if (deprecationInfo) {
                                                                this.#reporter.addMessage(MESSAGE.DEPRECATED_PROPERTY_OF_CLASS,
                                                                        {
                                                                                propertyName: propertySymbol.escapedName as string,
                                                                                className: this.#checker.typeToString(nodeType),
                                                                                details: deprecationInfo.messageDetails,
                                                                        },
                                                                        prop
                                                                );
                                                        }
                                                }
                                        }
                                });
                        }
                });
        }

        extractNamespace(node: ts.PropertyAccessExpression | ts.ElementAccessExpression): string {
                const propAccessChain: string[] = [];
                propAccessChain.push(node.expression.getText());

                let scanNode: ts.Node = node;
                while (ts.isPropertyAccessExpression(scanNode)) {
                        if (!ts.isIdentifier(scanNode.name)) {
                                throw new Error(
                                        `Unexpected PropertyAccessExpression node: Expected name to be identifier but got ` +
                                        ts.SyntaxKind[scanNode.name.kind]);
                        }
                        propAccessChain.push(scanNode.name.getText());
                        scanNode = scanNode.parent;
                }
                return propAccessChain.join(".");
        }

        getDeprecationText(deprecatedTag: ts.JSDocTagInfo): string {
                // (Workaround) There's an issue in some UI5 TS definition versions and where the
                // deprecation text gets merged with the description. Splitting on double
                // new line could be considered as a clear separation between them.
                // https://github.com/SAP/ui5-typescript/issues/429
                return deprecatedTag.text?.reduce((acc, text) => acc + text.text, "").split("\n\n")[0] ?? "";
        }

        getDeprecationInfo(symbol: ts.Symbol | undefined): DeprecationInfo | null {
                if (symbol && this.isSymbolOfUi5Type(symbol)) {
                        const jsdocTags = symbol.getJsDocTags(this.#checker);
                        const deprecatedTag = jsdocTags.find((tag) => tag.name === "deprecated");
                        if (deprecatedTag) {
                                const deprecationInfo: DeprecationInfo = {
                                        symbol, messageDetails: "",
                                };
                                if (this.#messageDetails) {
                                        deprecationInfo.messageDetails = this.getDeprecationText(deprecatedTag);
                                }
                                return deprecationInfo;
                        }
                }
                return null;
        }

        analyzeCallExpression(node: ts.CallExpression) {
                const exprNode = node.expression;
                const exprType = this.#checker.getTypeAtLocation(exprNode);
                if (!exprType?.symbol || !this.isSymbolOfUi5OrThirdPartyType(exprType.symbol)) {
                        if (this.#reportCoverage) {
                                this.handleCallExpressionUnknownType(exprType, node);
                        }
                        return;
                }

                if (ts.isNewExpression(exprNode)) {
                        // e.g. new Class()();
                        // This is usually unexpected and there are currently no known deprecations of functions
                        // returned by a class constructor.
                        // However, the OPA Matchers are a known exception where constructors do return a function.
                        return;
                } else if (exprNode.kind === ts.SyntaxKind.SuperKeyword) {
                        // Ignore super calls
                        return;
                }

                if (!ts.isPropertyAccessExpression(exprNode) && // Lib.init()
                        !ts.isElementAccessExpression(exprNode) && // Lib["init"]()
                        !ts.isIdentifier(exprNode) && // Assignment `const LibInit = Library.init` and destructuring
                        !ts.isCallExpression(exprNode)) {
                        // TODO: Transform into coverage message if it's really ok not to handle this
                        throw new Error(`Unhandled CallExpression expression syntax: ${ts.SyntaxKind[exprNode.kind]}`);
                }

                const moduleDeclaration = this.getSymbolModuleDeclaration(exprType.symbol);
                if (exprType.symbol && moduleDeclaration) {
                        const symbolName = exprType.symbol.getName();
                        const moduleName = moduleDeclaration.name.text;

                        if (symbolName === "init" && moduleName === "sap/ui/core/Lib") {
                                // Check for sap/ui/core/Lib.init usages
                                this.#analyzeLibInitCall(node, exprNode);
                        } else if (symbolName === "get" && moduleName === "sap/ui/core/theming/Parameters") {
                                this.#analyzeParametersGetCall(node);
                        } else if (symbolName === "createComponent" && moduleName === "sap/ui/core/Component") {
                                this.#analyzeCreateComponentCall(node);
                        } else if (symbolName === "loadData" && moduleName === "sap/ui/model/json/JSONModel") {
                                this.#analyzeJsonModelLoadDataCall(node);
                        } else if (symbolName === "createEntry" && moduleName === "sap/ui/model/odata/v2/ODataModel") {
                                this.#analyzeOdataModelV2CreateEntry(node);
                        } else if (symbolName === "init" && moduleName === "sap/ui/util/Mobile") {
                                this.#analyzeMobileInit(node);
                        } else if (symbolName === "setTheme" && moduleName === "sap/ui/core/Theming") {
                                this.#analyzeThemingSetTheme(node);
                        }
                }

                const deprecationInfo = this.getDeprecationInfo(exprType.symbol);
                if (!deprecationInfo) {
                        return;
                }

                let reportNode;
                if (ts.isPropertyAccessExpression(exprNode)) {
                        reportNode = exprNode.name;
                } else if (ts.isElementAccessExpression(exprNode)) {
                        reportNode = exprNode.argumentExpression;
                } else { // Identifier / CallExpression
                        reportNode = exprNode;
                }

                let additionalMessage = "";
                if (exprNode.kind === ts.SyntaxKind.PropertyAccessExpression ||
                        exprNode.kind === ts.SyntaxKind.ElementAccessExpression) {
                        // Get the type to the left of the call expression (i.e. what the function is being called on)
                        const lhsExpr = exprNode.expression;
                        const lhsExprType = this.#checker.getTypeAtLocation(lhsExpr);
                        if (lhsExprType.isClassOrInterface()) {
                                // left-hand-side is an instance of a class, e.g. "instance.deprecatedMethod()"
                                additionalMessage = `of class '${this.#checker.typeToString(lhsExprType)}'`;
                        } else if (ts.isCallExpression(lhsExpr)) {
                                // left-hand-side is a function call, e.g. "function().deprecatedMethod()"
                                // Use the (return) type of that function call
                                additionalMessage = `of module '${this.#checker.typeToString(lhsExprType)}'`;
                        } else if (ts.isPropertyAccessExpression(exprNode)) {
                                // left-hand-side is a module or namespace, e.g. "module.deprecatedMethod()"
                                additionalMessage = `(${this.extractNamespace(exprNode)})`;
                        }
                }

                this.#reporter.addMessage(MESSAGE.DEPRECATED_FUNCTION_CALL, {
                        functionName: getPropertyName(reportNode),
                        additionalMessage,
                        details: deprecationInfo.messageDetails,
                }, reportNode);
        }

        getSymbolModuleDeclaration(symbol: ts.Symbol) {
                let parent = symbol.valueDeclaration?.parent;
                while (parent && !ts.isModuleDeclaration(parent)) {
                        parent = parent.parent;
                }
                return parent;
        }

        #analyzeLibInitCall(
                node: ts.CallExpression,
                exprNode: ts.CallExpression | ts.ElementAccessExpression | ts.PropertyAccessExpression | ts.Identifier) {
                const initArg = node?.arguments[0] &&
                        ts.isObjectLiteralExpression(node.arguments[0]) &&
                        node.arguments[0];

                let nodeToHighlight;

                if (!initArg) {
                        nodeToHighlight = node;
                } else {
                        const apiVersionNode = initArg.properties.find((prop) => {
                                return ts.isPropertyAssignment(prop) &&
                                        ts.isIdentifier(prop.name) &&
                                        prop.name.text === "apiVersion";
                        });

                        if (!apiVersionNode) { // No arguments or no 'apiVersion' property
                                nodeToHighlight = node;
                        } else if (ts.isPropertyAssignment(apiVersionNode) &&
                                apiVersionNode.initializer.getText() !== "2") { // String value would be "\"2\""
                                nodeToHighlight = apiVersionNode;
                        }
                }

                if (nodeToHighlight) {
                        let importedVarName: string;
                        if (ts.isIdentifier(exprNode)) {
                                importedVarName = exprNode.getText();
                        } else {
                                importedVarName = exprNode.expression.getText() + ".init";
                        }

                        this.#reporter.addMessage(MESSAGE.LIB_INIT_API_VERSION, {
                                libInitFunction: importedVarName,
                        }, nodeToHighlight);
                }

                if (initArg) {
                        this.#analyzeLibInitDeprecatedLibs(initArg);
                }
        }

        #analyzeLibInitDeprecatedLibs(initArg: ts.ObjectLiteralExpression) {
                const dependenciesNode = initArg.properties.find((prop) => {
                        return ts.isPropertyAssignment(prop) &&
                                ts.isIdentifier(prop.name) &&
                                prop.name.text === "dependencies";
                });

                if (!dependenciesNode ||
                        !ts.isPropertyAssignment(dependenciesNode) ||
                        !ts.isArrayLiteralExpression(dependenciesNode.initializer)) {
                        return;
                }

                dependenciesNode.initializer.elements.forEach((dependency) => {
                        if (!ts.isStringLiteral(dependency)) {
                                // We won't be interested if the elements of the Array are not of type
                                // StringLiteral, so we ignore such cases here (if such at all).
                                return;
                        }

                        const curLibName = dependency.text;

                        if (deprecatedLibraries.includes(curLibName)) {
                                this.#reporter.addMessage(MESSAGE.DEPRECATED_LIBRARY, {
                                        libraryName: curLibName,
                                }, dependency);
                        }
                });
        }

        #analyzeParametersGetCall(node: ts.CallExpression) {
                if (node.arguments.length && ts.isObjectLiteralExpression(node.arguments[0])) {
                        // Non-deprecated usage
                        return;
                }

                this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_PARAMETERS_GET, node);
        }

        #analyzeCreateComponentCall(node: ts.CallExpression) {
                if (!node.arguments.length || !ts.isObjectLiteralExpression(node.arguments[0])) {
                        return;
                }
                const firstArg = node.arguments[0];
                let asyncFalseNode;
                for (const prop of firstArg.properties) {
                        if (!ts.isPropertyAssignment(prop)) {
                                continue;
                        }
                        if (prop.name.getText() !== "async") {
                                continue;
                        }
                        if (prop.initializer.kind === ts.SyntaxKind.FalseKeyword) {
                                asyncFalseNode = prop;
                                break;
                        }
                }

                if (asyncFalseNode) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_CREATE_COMPONENT, asyncFalseNode);
                }
        }

        #analyzeOdataModelV2CreateEntry(node: ts.CallExpression) {
                if (!node.arguments.length || node.arguments.length < 2 || !ts.isObjectLiteralExpression(node.arguments[1])) {
                        return;
                }
                const secondArg = node.arguments[1];
                let batchGroupId;
                let properties;
                for (const prop of secondArg.properties) {
                        if (!ts.isPropertyAssignment(prop)) {
                                continue;
                        }
                        if (prop.name.getText() === "batchGroupId") {
                                batchGroupId = prop;
                        }
                        if (prop.name.getText() === "properties") {
                                properties = prop;
                        }
                }

                if (batchGroupId) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_ODATA_MODEL_V2_CREATE_ENTRY, batchGroupId);
                }
                if (properties && ts.isArrayLiteralExpression(properties.initializer)) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_ODATA_MODEL_V2_CREATE_ENTRY_PROPERTIES_ARRAY,
                                properties);
                }
        }

        #analyzeJsonModelLoadDataCall(node: ts.CallExpression) {
                if (!node.arguments.length || node.arguments.length < 3) {
                        return;
                }

                const asyncArg = node.arguments[2];
                if (asyncArg.kind === ts.SyntaxKind.FalseKeyword) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_JSON_MODEL_LOAD_DATA, {
                                paramName: "bAsync",
                        }, asyncArg);
                }

                if (node.arguments.length < 6) {
                        return;
                }
                const cacheArg = node.arguments[5];
                if (cacheArg.kind === ts.SyntaxKind.FalseKeyword) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_JSON_MODEL_LOAD_DATA, {
                                paramName: "bCache",
                        }, cacheArg);
                }
        }

        #analyzeMobileInit(node: ts.CallExpression) {
                if (!node.arguments.length || !ts.isObjectLiteralExpression(node.arguments[0])) {
                        return;
                }
                const configArg = node.arguments[0];
                let homeIconArg;
                let homeIconPrecomposedArg;
                for (const prop of configArg.properties) {
                        if (!ts.isPropertyAssignment(prop)) {
                                continue;
                        }
                        const propName = prop.name.getText();
                        if (propName === "homeIcon") {
                                homeIconArg = prop;
                        } else if (propName === "homeIconPrecomposed") {
                                homeIconPrecomposedArg = prop;
                        }
                }

                if (homeIconArg) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_MOBILE_INIT, {
                                paramName: "homeIcon",
                        }, homeIconArg);
                }
                if (homeIconPrecomposedArg) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_MOBILE_INIT, {
                                paramName: "homeIconPrecomposed",
                        }, homeIconPrecomposedArg);
                }
        }

        #analyzeThemingSetTheme(node: ts.CallExpression) {
                if (!node.arguments.length || !ts.isStringLiteral(node.arguments[0])) {
                        return;
                }
                const themeName = node.arguments[0].text;
                if (deprecatedThemes.includes(themeName)) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_THEME, {
                                themeName,
                        }, node.arguments[0]);
                }
        }

        #analyzeNewCoreRouter(node: ts.NewExpression) {
                if (!node.arguments || node.arguments.length < 2 || !ts.isObjectLiteralExpression(node.arguments[1])) {
                        return;
                }

                const configArg = node.arguments[1];

                let asyncProb;
                for (const prop of configArg.properties) {
                        if (!ts.isPropertyAssignment(prop)) {
                                continue;
                        }
                        if (prop.name.getText() === "async") {
                                asyncProb = prop;
                                break;
                        }
                }

                if (!asyncProb || asyncProb.initializer.kind !== ts.SyntaxKind.TrueKeyword) {
                        this.#reporter.addMessage(MESSAGE.PARTIALLY_DEPRECATED_CORE_ROUTER, node);
                }
        }

        #analyzeNewOdataModelV4(node: ts.NewExpression) {
                if (!node.arguments || node.arguments.length < 1 || !ts.isObjectLiteralExpression(node.arguments[0])) {
                        return;
                }

                const configArg = node.arguments[0];

                let synchronizationModeProb;
                for (const prop of configArg.properties) {
                        if (!ts.isPropertyAssignment(prop)) {
                                continue;
                        }
                        if (prop.name.getText() === "synchronizationMode") {
                                synchronizationModeProb = prop;
                                break;
                        }
                }

                if (synchronizationModeProb) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_ODATA_MODEL_V4_SYNCHRONIZATION_MODE, synchronizationModeProb);
                }
        }

        getDeprecationInfoForAccess(node: ts.AccessExpression): DeprecationInfo | null {
                let symbol;
                if (ts.isPropertyAccessExpression(node)) {
                        symbol = this.#checker.getSymbolAtLocation(node.name);
                } else { // ElementAccessExpression
                        symbol = this.#checker.getSymbolAtLocation(node.argumentExpression);
                }
                return this.getDeprecationInfo(symbol);
        }

        analyzePropertyAccessExpressionForDeprecation(node: ts.AccessExpression) {
                if (ts.isCallExpression(node.parent)) {
                        // TODO: Swap with call expression check?
                        return; // Already analyzed in context of call expression
                }

                const deprecationInfo = this.getDeprecationInfoForAccess(node);
                if (deprecationInfo) {
                        if (this.isSymbolOfJquerySapType(deprecationInfo.symbol)) {
                                let namespace;
                                if (ts.isPropertyAccessExpression(node)) {
                                        namespace = this.extractNamespace(node);
                                }
                                this.#reporter.addMessage(MESSAGE.DEPRECATED_API_ACCESS, {
                                        apiName: namespace ?? "jQuery.sap",
                                        details: deprecationInfo.messageDetails,
                                }, node);
                        } else {
                                this.#reporter.addMessage(MESSAGE.DEPRECATED_PROPERTY, {
                                        propertyName: deprecationInfo.symbol.escapedName as string,
                                        details: deprecationInfo.messageDetails,
                                }, node);
                        }
                }
        }

        handleCallExpressionUnknownType(nodeType: ts.Type, node: ts.CallExpression) {
                const typeString = this.#checker.typeToString(nodeType);
                let identifier;
                if (ts.isPropertyAccessExpression(node.expression)) {
                        identifier = node.expression.name;
                }
                if (typeString === "any" && !ts.isImportDeclaration(node.parent.parent)) {
                        this.#reporter.addCoverageInfo({
                                node,
                                category: CoverageCategory.CallExpressionUnknownType,
                                message:
                                        `Unable to analyze this method call because the type of identifier` +
                                        `${identifier ? " \"" + identifier.getText() + "\"" : ""} in "${node.getText()}"" ` +
                                        `could not be determined`,
                        });
                }
        }

        isGlobalThis(nodeType: string) {
                return [
                        "Window & typeof globalThis",
                        "typeof globalThis",
                        // "Window", // top and parent will resolve to this string, however they are still treated as type 'any'
                ].includes(nodeType);
        }

        analyzePropertyAccessExpression(node: ts.AccessExpression | ts.CallExpression) {
                const exprNode = node.expression;
                if (ts.isIdentifier(exprNode)) {
                        // The expression being an identifier indicates that this is the first access
                        // in a possible chain. E.g. the "sap" in "sap.ui.getCore()"

                        let symbol;

                        // Get the NodeType in order to check whether this is indirect global access via Window
                        const nodeType = this.#checker.getTypeAtLocation(exprNode);
                        if (this.isGlobalThis(this.#checker.typeToString(nodeType))) {
                                // In case of Indirect global access we need to check for
                                // a global UI5 variable on the right side of the expression instead of left
                                if (ts.isPropertyAccessExpression(node)) {
                                        symbol = this.#checker.getSymbolAtLocation(node.name);
                                } else if (ts.isElementAccessExpression(node)) {
                                        symbol = this.#checker.getSymbolAtLocation(node.argumentExpression);
                                } else { // Identifier
                                        symbol = this.#checker.getSymbolAtLocation(node);
                                }
                        } else {
                                // No access via Window. Check the left side of the expression
                                symbol = this.#checker.getSymbolAtLocation(exprNode);
                        }

                        // If a symbol could be determined, check whether it is a symbol of a UI5 Type.
                        // Note: If this is a local variable, the symbol would be different
                        // In case it is, ensure it is not one of the allowed PropertyAccessExpressions, such as "sap.ui.require"
                        if (symbol && this.isSymbolOfUi5OrThirdPartyType(symbol) &&
                                !((ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node)) &&
                                        this.isAllowedPropertyAccess(node))) {
                                this.#reporter.addMessage(MESSAGE.NO_GLOBALS, {
                                        variableName: symbol.getName(),
                                        namespace: this.extractNamespace((node as ts.PropertyAccessExpression)),
                                }, node);
                        }
                }
        }

        isAllowedPropertyAccess(node: ts.PropertyAccessExpression | ts.ElementAccessExpression): boolean {
                if (!ts.isIdentifier(node.expression)) {
                        // TODO: Fixme if this happens
                        throw new Error(
                                `Unhandled PropertyAccessExpression expression syntax: ${ts.SyntaxKind[node.expression.kind]}`);
                }
                if (["require", "define", "QUnit", "sinon"].includes(node.expression.getText())) {
                        return true;
                }

                const propAccess = this.extractNamespace(node);
                return [
                        "sap.ui.define",
                        "sap.ui.require",
                        "sap.ui.require.toUrl",
                        "sap.ui.loader.config",
                ].some((allowedAccessString) => {
                        return propAccess == allowedAccessString ||
                                propAccess.startsWith(allowedAccessString + ".") ||
                                propAccess.endsWith("." + allowedAccessString);
                });
        }

        analyzeImportDeclaration(importDeclarationNode: ts.ImportDeclaration) {
                const moduleSpecifierNode = importDeclarationNode.moduleSpecifier;
                if (!ts.isStringLiteral(moduleSpecifierNode)) {
                        // An ImportDeclaration moduleSpecifier is of type Expression, but the docs says:
                        // "If this is not a StringLiteral it will be a grammar error."
                        // So we ignore such cases here.
                        return;
                }
                const symbol = this.#checker.getSymbolAtLocation(moduleSpecifierNode);
                if (!symbol) {
                        return;
                }
                // Only check for the "default" export regardless of what's declared
                // as UI5 / AMD only supports importing the default anyways.
                // TODO: This needs to be enhanced in future
                const defaultExportSymbol = symbol.exports?.get("default" as ts.__String);
                const deprecationInfo = this.getDeprecationInfo(defaultExportSymbol);
                if (deprecationInfo) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_MODULE_IMPORT, {
                                moduleName: moduleSpecifierNode.text,
                                details: deprecationInfo.messageDetails,
                        }, moduleSpecifierNode);
                }

                if (this.isSymbolOfPseudoModuleType(symbol)) {
                        const moduleNamespaceName = moduleSpecifierNode.text.replaceAll("/", ".");
                        const isDataType = !!this.#dataTypes[moduleNamespaceName];
                        if (isDataType) {
                                this.#reporter.addMessage(
                                        MESSAGE.NO_DIRECT_DATATYPE_ACCESS,
                                        {moduleName: moduleSpecifierNode.text},
                                        moduleSpecifierNode
                                );
                        } else { // Enum
                                this.#reporter.addMessage(
                                        MESSAGE.NO_DIRECT_ENUM_ACCESS,
                                        {moduleName: moduleSpecifierNode.text},
                                        moduleSpecifierNode
                                );
                        }
                }
        }

        isSymbolOfUi5Type(symbol: ts.Symbol) {
                return this.checkSymbolDeclarationSourceFile(symbol, isSourceFileOfUi5Type);
        }

        isSymbolOfUi5OrThirdPartyType(symbol: ts.Symbol) {
                return this.checkSymbolDeclarationSourceFile(symbol, isSourceFileOfUi5OrThirdPartyType);
        }

        isSymbolOfJquerySapType(symbol: ts.Symbol) {
                return this.checkSymbolDeclarationSourceFile(symbol, isSourceFileOfJquerySapType);
        }

        isSymbolOfPseudoModuleType(symbol: ts.Symbol) {
                return this.checkSymbolDeclarationSourceFile(symbol, isSourceFileOfPseudoModuleType);
        }

        checkSymbolDeclarationSourceFile(
                symbol: ts.Symbol, checkFunction: (sourceFile: ts.SourceFile) => boolean
        ) {
                const declarations = symbol.getDeclarations();
                if (!declarations) {
                        return false;
                }
                // First check if any declaration is from the TypeScript lib and if so, return false in order to never process
                // such symbols (e.g. globals like 'Symbol', which might have dedicated types in UI5 thirdparty like JQuery)
                return !declarations.some((declaration) => isSourceFileOfTypeScriptLib(declaration.getSourceFile())) &&
                        declarations.some((declaration) => checkFunction(declaration.getSourceFile()));
        }

        analyzeTestsuiteThemeProperty(node: ts.PropertyAssignment) {
                // In a Test Starter testsuite file,
                // themes can be defined as default (1.) or for test configs individually (2.).

                // (1.) and (2.) are checks for these two possible structures,
                // which use surrounding property names to determine the context.

                // We cannot use the best practice file name "testsuite.qunit.js/ts",
                // to determine if a file is a Test Starter testsuite file,
                // because the file name can be arbitrary.
                // Therefore, we need checks (1.) and (2.) and set a flag to true afterwards.
                let isTestStarterStructure = false;

                const oneLayerUp = node.parent.parent;
                const twoLayersUp = oneLayerUp?.parent.parent;
                const threeLayersUp = twoLayersUp?.parent.parent;
                // Check if "theme" property is inside "ui5: {...}" object
                if (oneLayerUp && ts.isObjectLiteralElement(oneLayerUp) &&
                        removeQuotes(oneLayerUp.name?.getText()) === "ui5") {
                        if (ts.isObjectLiteralElement(twoLayersUp) &&
                                removeQuotes(twoLayersUp.name?.getText()) === "defaults") {
                                // (1.) set flag to true if "theme" property is in "defaults: {...}" context
                                isTestStarterStructure = true;
                        } else if (ts.isObjectLiteralElement(twoLayersUp) &&
                                ts.isObjectLiteralElement(threeLayersUp) &&
                                removeQuotes(threeLayersUp.name?.getText()) === "tests") {
                                // (2.) set flag to true if "theme" property is in "tests: {...}" context
                                isTestStarterStructure = true;
                        }
                }

                const themeName = removeQuotes(node.initializer.getText());
                if (isTestStarterStructure && deprecatedThemes.includes(themeName)) {
                        this.#reporter.addMessage(MESSAGE.DEPRECATED_THEME, {
                                themeName,
                        }, node);
                }
        }
}

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