question: get the current stub builder from thread local concode_field_sep Object[] laterReturns concode_elem_sep ThreadLocal<StubBuilder> tls concode_elem_sep Object firstReturn concode_elem_sep T from concode_field_sep StubBuilder<T> returning concode_elem_sep StubBuilder<T> returning concode_elem_sep StubBuilder<T> stub concode_elem_sep T make concode_elem_sep StubBuilder initialValue
target: StubBuilder < T > function ( ) { return tls . get ( ) ; }