From 34a02fb37167a302fb05a4d2eb01321a02a0ffa9 Mon Sep 17 00:00:00 2001
From: letouzey
Date: Fri, 7 Oct 2011 14:24:01 +0000
Subject: A new tactic is_var to check whether a term is a goal/section
 variable

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@14524 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 tactics/extratactics.ml4 | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'tactics')

diff --git a/tactics/extratactics.ml4 b/tactics/extratactics.ml4
index e25e551353..4af1bce7de 100644
--- a/tactics/extratactics.ml4
+++ b/tactics/extratactics.ml4
@@ -754,3 +754,10 @@ TACTIC EXTEND has_evar
 | [ "has_evar" constr(x) ] ->
     [ if has_evar x then tclIDTAC else tclFAIL 0 (str "No evars") ]
 END
+
+TACTIC EXTEND is_hyp
+| [ "is_var" constr(x) ] ->
+  [ match kind_of_term x with
+    | Var _ -> tclIDTAC
+    | _ -> tclFAIL 0 (str "Not a variable or hypothesis") ]
+END
-- 
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