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Diffstat (limited to 'proofs/proof_type.ml')
| -rw-r--r-- | proofs/proof_type.ml | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/proofs/proof_type.ml b/proofs/proof_type.ml new file mode 100644 index 00000000..149f30c6 --- /dev/null +++ b/proofs/proof_type.ml @@ -0,0 +1,28 @@ +(************************************************************************) +(* * The Coq Proof Assistant / The Coq Development Team *) +(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *) +(* <O___,, * (see CREDITS file for the list of authors) *) +(* \VV/ **************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(* * (see LICENSE file for the text of the license) *) +(************************************************************************) + +(** Legacy proof engine. Do not use in newly written code. *) + +open Evd +open Constr + +(** This module defines the structure of proof tree and the tactic type. So, it + is used by [Proof_tree] and [Refiner] *) + +type prim_rule = + | Refine of constr + +(** Nowadays, the only rules we'll consider are the primitive rules *) + +type rule = prim_rule + +type goal = Goal.goal + +type tactic = goal sigma -> goal list sigma |