move more converters

src/ast/converters/equiv_proof_converter.h

@@ -0,0 +1,49 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    equiv_proof_converter.h
+
+Abstract:
+
+    Proof converter that applies equivalence rule to leaves.
+
+    Given a proof P with occurrences of [asserted fml] 
+    replace [asserted fml] by a proof of the form
+    [mp [asserted fml'] [~ fml fml']]
+
+Author:
+
+    Nikolaj Bjorner (nbjorner) 2012-11-23
+
+Revision History:  
+
+--*/
+
+#pragma once
+
+#include "ast/converters/replace_proof_converter.h"
+
+class equiv_proof_converter : public proof_converter {
+    ast_manager&            m;
+    replace_proof_converter m_replace;
+public:
+
+    equiv_proof_converter(ast_manager& m): m(m), m_replace(m) {}
+
+    proof_ref operator()(ast_manager & m, unsigned num_source, proof * const * source) override {
+        return m_replace(m, num_source, source);
+    }
+
+    proof_converter * translate(ast_translation & translator) override {
+        return m_replace.translate(translator);
+    }
+
+    void insert(expr* fml1, expr* fml2);
+
+    ast_manager& get_manager() { return m; }
+
+    void display(std::ostream & out) override {}
+};
+