lean4-htt/old_tests/tests/lean/1638.lean
2018-04-10 12:56:55 -07:00

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meta def mk_cycle : tactic unit :=
do [g] <- tactic.get_goals,
tactic.refine (pexpr.of_expr g)
example : true :=
by mk_cycle
meta def mk_cycle2 : tactic unit :=
do [g] <- tactic.get_goals,
tactic.exact g
example : true :=
by mk_cycle2
meta def mk_cycle3 : tactic unit :=
do [g] <- tactic.get_goals,
tactic.refine ``(id %%g)
example : true :=
by mk_cycle3