37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
import Lean
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import Pantograph.Proofs
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import Pantograph.Symbols
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open Pantograph
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/-
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Example of using the internal API to execute tactics!
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-/
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def execute_proof (env: Lean.Environment): IO Unit := do
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let name := strToName "Nat.add_comm"
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let context := createContext name env
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(do
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let state ← start_proof_state
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IO.println "Proof state started!"
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let tactic := "intro n m"
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let (state, response) ← execute_tactic state tactic
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IO.println s! "Executed {tactic} Errors: {response.errors} Goals: {response.goals}"
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let tactic := "assumption" -- should fail
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let (_, response) ← execute_tactic state tactic
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IO.println s! "Executed {tactic} Errors: {response.errors} Goals: {response.goals}"
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let tactic := "rw [Nat.add_comm]"
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let (state, response) ← execute_tactic state tactic
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IO.println s! "Executed {tactic} Errors: {response.errors} Goals: {response.goals}"
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) |>.run context
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unsafe def main : IO Unit := do
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Lean.enableInitializersExecution
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Lean.initSearchPath (← Lean.findSysroot)
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let imports := ["Init"]
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let env: Lean.Environment ← Lean.importModules
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(imports := imports.map (λ str => { module := strToName str, runtimeOnly := false }))
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(opts := {})
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(trustLevel := 1)
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execute_proof env
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