21 lines
335 B
Text
21 lines
335 B
Text
import Lean
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open Lean
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def x := 10
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unsafe def tst : MetaIO Unit := do
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env ← MetaIO.getEnv;
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IO.println $ env.evalConst Nat `x;
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pure ()
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#eval tst
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def f (x : Nat) := x + 1
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unsafe def tst2 : MetaIO Unit := do
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env ← MetaIO.getEnv;
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f ← liftM $ IO.ofExcept $ env.evalConst (Nat → Nat) `f;
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IO.println $ (f 10);
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pure ()
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#eval tst2
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