37 lines
1.5 KiB
C++
37 lines
1.5 KiB
C++
/*
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Copyright (c) 2016 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include "kernel/environment.h"
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namespace lean {
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expr mk_delayed_abstraction(expr const & e, buffer<name> const & ns);
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expr mk_delayed_abstraction(expr const & e, name const & n);
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bool is_delayed_abstraction(expr const & e);
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expr const & get_delayed_abstraction_expr(expr const & e);
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void get_delayed_abstraction_info(expr const & e, buffer<name> & ns, buffer<expr> & es);
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expr push_delayed_abstraction(expr const & e);
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expr push_delayed_abstraction(expr const & e, buffer<name> const & ns, buffer<expr> const & es);
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/* Create e{ls[0] := ls[0], ..., ls[n-1] := ls[n-1]}
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\pre is_metavar(e)
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\pre for all x in ls, is_local(x) */
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expr mk_delayed_abstraction_with_locals(expr const & e, buffer<expr> const & ls);
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/* Ceeate e{ns[0] := vs[0], ... ls[n-1] := vs[n-1]}
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\pre is_metavar(e)
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\pre ns.size() == es.size()
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\pre !ns.empty() */
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expr mk_delayed_abstraction(expr const & e, buffer<name> const & ns, buffer<expr> const & vs);
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/* Similar to abstract_locals, but create a delayed_abstraction macro around metavariables
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occurring in \c e. */
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expr delayed_abstract_locals(expr const & e, unsigned nlocals, expr const * locals);
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inline expr delayed_abstract_local(expr const & e, expr const & s) { return delayed_abstract_locals(e, 1, &s); }
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void initialize_delayed_abstraction();
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void finalize_delayed_abstraction();
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}
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