23 lines
466 B
Text
23 lines
466 B
Text
import Lean.Meta
|
|
|
|
|
|
open Lean
|
|
open Lean.Meta
|
|
|
|
axiom simple : forall {p q : Prop}, p → q → p
|
|
|
|
def print (msg : MessageData) : MetaM Unit := do
|
|
trace[Meta.Tactic] msg
|
|
|
|
def tst1 : MetaM Unit := do
|
|
let cinfo ← getConstInfo `simple
|
|
let mvar ← mkFreshExprSyntheticOpaqueMVar cinfo.type
|
|
let mvarId := mvar.mvarId!
|
|
let (_, mvarId) ← introN mvarId 4
|
|
assumption mvarId
|
|
let result ← instantiateMVars mvar
|
|
print result
|
|
|
|
set_option trace.Meta.Tactic true
|
|
|
|
#eval tst1
|