lean2/src/library/standard_kernel.cpp
Leonardo de Moura 7df78ea503 feat(kernel): add combinator for combining normalizer_extensions
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-29 10:00:40 -07:00

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1.2 KiB
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/*
Copyright (c) 2014 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Author: Leonardo de Moura
*/
#include "kernel/inductive/inductive.h"
#include "kernel/record/record.h"
#include "library/inductive_unifier_plugin.h"
namespace lean {
using inductive::inductive_normalizer_extension;
using record::record_normalizer_extension;
/** \brief Create standard Lean environment */
environment mk_environment(unsigned trust_lvl) {
environment env = environment(trust_lvl,
true /* Type.{0} is proof irrelevant */,
true /* Eta */,
true /* Type.{0} is impredicative */,
list<name>() /* No type class has proof irrelevance */,
/* builtin support for inductive and record datatypes */
compose(std::unique_ptr<normalizer_extension>(new inductive_normalizer_extension()),
std::unique_ptr<normalizer_extension>(new record_normalizer_extension())));
return set_unifier_plugin(env, mk_inductive_unifier_plugin());
}
}