Function getOuterTypeParameters

test/fixtures/snapshot/typescript.js:56959–57023

(node, includeThisTypes)

        }
        // Return the outer type parameters of a node or undefined if the node has no outer type parameters.
        function getOuterTypeParameters(node, includeThisTypes) {
            while (true) {
                node = node.parent; // TODO: GH#18217 Use SourceFile kind check instead
                if (node && ts.isBinaryExpression(node)) {
                    // prototype assignments get the outer type parameters of their constructor function
                    var assignmentKind = ts.getAssignmentDeclarationKind(node);
                    if (assignmentKind === 6 /* AssignmentDeclarationKind.Prototype */ || assignmentKind === 3 /* AssignmentDeclarationKind.PrototypeProperty */) {
                        var symbol = getSymbolOfNode(node.left);
                        if (symbol && symbol.parent && !ts.findAncestor(symbol.parent.valueDeclaration, function (d) { return node === d; })) {
                            node = symbol.parent.valueDeclaration;
                        }
                    }
                }
                if (!node) {
                    return undefined;
                }
                switch (node.kind) {
                    case 257 /* SyntaxKind.ClassDeclaration */:
                    case 226 /* SyntaxKind.ClassExpression */:
                    case 258 /* SyntaxKind.InterfaceDeclaration */:
                    case 174 /* SyntaxKind.CallSignature */:
                    case 175 /* SyntaxKind.ConstructSignature */:
                    case 168 /* SyntaxKind.MethodSignature */:
                    case 179 /* SyntaxKind.FunctionType */:
                    case 180 /* SyntaxKind.ConstructorType */:
                    case 317 /* SyntaxKind.JSDocFunctionType */:
                    case 256 /* SyntaxKind.FunctionDeclaration */:
                    case 169 /* SyntaxKind.MethodDeclaration */:
                    case 213 /* SyntaxKind.FunctionExpression */:
                    case 214 /* SyntaxKind.ArrowFunction */:
                    case 259 /* SyntaxKind.TypeAliasDeclaration */:
                    case 344 /* SyntaxKind.JSDocTemplateTag */:
                    case 345 /* SyntaxKind.JSDocTypedefTag */:
                    case 339 /* SyntaxKind.JSDocEnumTag */:
                    case 338 /* SyntaxKind.JSDocCallbackTag */:
                    case 195 /* SyntaxKind.MappedType */:
                    case 189 /* SyntaxKind.ConditionalType */: {
                        var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes);
                        if (node.kind === 195 /* SyntaxKind.MappedType */) {
                            return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter)));
                        }
                        else if (node.kind === 189 /* SyntaxKind.ConditionalType */) {
                            return ts.concatenate(outerTypeParameters, getInferTypeParameters(node));
                        }
                        var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node));
                        var thisType = includeThisTypes &&
                            (node.kind === 257 /* SyntaxKind.ClassDeclaration */ || node.kind === 226 /* SyntaxKind.ClassExpression */ || node.kind === 258 /* SyntaxKind.InterfaceDeclaration */ || isJSConstructor(node)) &&
                            getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType;
                        return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters;
                    }
                    case 340 /* SyntaxKind.JSDocParameterTag */:
                        var paramSymbol = ts.getParameterSymbolFromJSDoc(node);
                        if (paramSymbol) {
                            node = paramSymbol.valueDeclaration;
                        }
                        break;
                    case 320 /* SyntaxKind.JSDoc */: {
                        var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes);