45 lines
1,004 B
Text
45 lines
1,004 B
Text
import Init.Lean.Elab
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open Lean
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open Lean.Elab
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def run (input : String) : MetaIO Unit :=
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do env ← MetaIO.getEnv;
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opts ← MetaIO.getOptions;
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let (env, messages) := process input env opts;
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messages.toList.forM $ fun msg => IO.println msg;
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when messages.hasErrors $ throw (IO.userError "errors have been found");
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pure ()
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def M := IO Unit
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-- set_option trace.Elab.app true
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-- set_option trace.Elab true
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#eval run
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"universe u universe v
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section namespace foo.bla end bla end foo
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variable (p q : Prop)
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variable (_ b : _)
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variable {α : Type}
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variable {m : Type → Type}
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variable [Monad m]
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#check m
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#check Type
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#check Prop
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#check id Nat.zero (α := Nat)
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#check id _ (α := Nat)
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#check id Nat.zero
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#check id (α := Nat)
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#check @id Nat
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#check p
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#check α
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#check Nat.succ
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#check Nat.add
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#check id
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#check forall (α : Type), α → α
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#check (α : Type) → α → α
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#check {α : Type} → {β : Type} → M → (α → β) → α → β
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#check ()
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#check run
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end"
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