t / chainlint / one-liner.expecton commit match-trees: use hashcpy to splice trees (f55ac43)
   1(foo && bar) &&
   2(foo && bar) |
   3(foo && bar) >baz &&
   4
   5?!SEMI?!(foo; bar) &&
   6?!SEMI?!(foo; bar) |
   7?!SEMI?!(foo; bar) >baz
   8
   9(foo "bar; baz")