Function isFunctionType

test/fixtures/snapshot/typescript.js:87061–87063

(type)

            return undefined;
        }
        function isFunctionType(type) {
            return !!(type.flags & 524288 /* TypeFlags.Object */) && getSignaturesOfType(type, 0 /* SignatureKind.Call */).length > 0;
        }
        function getTypeReferenceSerializationKind(typeNameIn, location) {
            var _a, _b;
            // ensure both `typeName` and `location` are parse tree nodes.