Function getTypeFromTypeOperatorNode

test/fixtures/snapshot/typescript.js:61887–61907

(node)

            return indexType.flags & 131072 /* TypeFlags.Never */ ? stringType : indexType;
        }
        function getTypeFromTypeOperatorNode(node) {
            var links = getNodeLinks(node);
            if (!links.resolvedType) {
                switch (node.operator) {
                    case 140 /* SyntaxKind.KeyOfKeyword */:
                        links.resolvedType = getIndexType(getTypeFromTypeNode(node.type));
                        break;
                    case 154 /* SyntaxKind.UniqueKeyword */:
                        links.resolvedType = node.type.kind === 151 /* SyntaxKind.SymbolKeyword */
                            ? getESSymbolLikeTypeForNode(ts.walkUpParenthesizedTypes(node.parent))
                            : errorType;
                        break;
                    case 145 /* SyntaxKind.ReadonlyKeyword */:
                        links.resolvedType = getTypeFromTypeNode(node.type);
                        break;
                    default:
                        throw ts.Debug.assertNever(node.operator);
                }
            }
            return links.resolvedType;
        }
        function getTypeFromTemplateTypeNode(node) {
            var links = getNodeLinks(node);
            if (!links.resolvedType) {