Function forEachType

test/fixtures/snapshot/typescript.js:69875–69877

(type, f)

            return containsType(target.types, source);
        }
        function forEachType(type, f) {
            return type.flags & 1048576 /* TypeFlags.Union */ ? ts.forEach(type.types, f) : f(type);
        }
        function someType(type, f) {
            return type.flags & 1048576 /* TypeFlags.Union */ ? ts.some(type.types, f) : f(type);
        }