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Diffstat (limited to 'plugins/ssrmatching/ssrmatching.v')
| -rw-r--r-- | plugins/ssrmatching/ssrmatching.v | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/plugins/ssrmatching/ssrmatching.v b/plugins/ssrmatching/ssrmatching.v new file mode 100644 index 00000000..fee09cc9 --- /dev/null +++ b/plugins/ssrmatching/ssrmatching.v @@ -0,0 +1,36 @@ +(************************************************************************) +(* * 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) *) +(************************************************************************) + +(* (c) Copyright 2006-2015 Microsoft Corporation and Inria. *) + +Declare ML Module "ssrmatching_plugin". + +Module SsrMatchingSyntax. + +(* Reserve the notation for rewrite patterns so that the user is not allowed *) +(* to declare it at a different level. *) +Reserved Notation "( a 'in' b )" (at level 0). +Reserved Notation "( a 'as' b )" (at level 0). +Reserved Notation "( a 'in' b 'in' c )" (at level 0). +Reserved Notation "( a 'as' b 'in' c )" (at level 0). + +(* Notation to define shortcuts for the "X in t" part of a pattern. *) +Notation "( X 'in' t )" := (_ : fun X => t) : ssrpatternscope. +Delimit Scope ssrpatternscope with pattern. + +(* Some shortcuts for recurrent "X in t" parts. *) +Notation RHS := (X in _ = X)%pattern. +Notation LHS := (X in X = _)%pattern. + +End SsrMatchingSyntax. + +Export SsrMatchingSyntax. + +Tactic Notation "ssrpattern" ssrpatternarg(p) := ssrpattern p . |