lean4-htt/tests/lean/whnfProj.lean
Leonardo de Moura 48b855bfe5 chore: fix tests
2021-03-10 18:45:22 -08:00

22 lines
523 B
Text

import Lean
def h (x : Nat) := x
def f (x : Nat) := x + 1
def g (x : Nat) := (x, x+1).fst
open Lean
open Lean.Meta
def tst (declName : Name) : MetaM Unit := do
let c ← getConstInfo declName
lambdaTelescope c.value! fun _ b => do
trace[Meta.debug] "1. {b}"
trace[Meta.debug] "2. {← withReducible <| whnf b}"
trace[Meta.debug] "3. {← withReducibleAndInstances <| whnf b}"
trace[Meta.debug] "4. {← withDefault <| whnf b}"
pure ()
set_option trace.Meta.debug true
#eval tst `f
#eval tst `g