THEN( a,b,c, WHEN(d, SWITCH(e).to(f,g)), chain2 ); THEN(b, SWITCH(j).to(a, chain3)); WHEN(g, f, h); THEN(WHEN(f, g, i), WHEN(h)); THEN(WHEN(f, g, i).ignoreError(true), WHEN(h)); THEN(a, b, c, WHEN(d, i, g, i, h).ignoreError(true)); THEN(a, b, c, WHEN(d, i, g, i, h)); THEN(a, b, c, WHEN(d, i), WHEN(g, i, h).ignoreError(true)); THEN(a, b, c, WHEN(d, i).ignoreError(true), WHEN(g, i, h)); THEN(WHEN(d, g, h).any(true), THEN(a, b, c));