18 lines
270 B
Text
18 lines
270 B
Text
import Lean.CoreM
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open Lean
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open Lean.Core
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def f : CoreM Nat := do
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let env ← getEnv;
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let cinfo ← getConstInfo `Nat.add;
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trace! `Elab "trace message";
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IO.println $ toString cinfo.type;
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IO.println "testing...";
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pure 10;
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#eval f
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set_option trace.Elab true
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#eval f
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