Generator stepping with non-simple parameters Running test: testStepOverFromInitialYield Setting breakpoint on implicit initial yield Calling callGenerator() function* generator(a = (x => x)(42)) #{ yield a; Stepping over while paused on the initial yield function callGenerator() { return generator(1);# } Running test: testStepIntoInitialYield Setting breakpoint on call to generator() Calling callGenerator() function callGenerator() { #return generator(1); } Stepping into the generator() function* generator(a = (x => x)(42)) #{ yield a; Stepping into while paused on the initial yield function callGenerator() { return generator(1);# }