64 lines
3.1 KiB
C++
64 lines
3.1 KiB
C++
/*
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Copyright (c) 2014 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 <string>
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#include "runtime/sstream.h"
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#include "library/ext_exception.h"
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#include "library/scope_pos_info_provider.h"
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namespace lean {
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class generic_exception : public ext_exception {
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protected:
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optional<pos_info> m_pos;
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pp_fn m_pp_fn;
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public:
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generic_exception(char const * msg, optional<pos_info> const & p, pp_fn const & fn):
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ext_exception(msg), m_pos(p), m_pp_fn(fn) {}
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generic_exception(char const * msg, optional<expr> const & m, pp_fn const & fn):
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generic_exception(msg, get_pos_info(m), fn) {}
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generic_exception(optional<pos_info> const & p, pp_fn const & fn):
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ext_exception(), m_pos(p), m_pp_fn(fn) {}
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generic_exception(optional<expr> const & m, pp_fn const & fn):
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ext_exception(), m_pos(get_pos_info(m)), m_pp_fn(fn) {}
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generic_exception(optional<expr> const & m, char const * msg);
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generic_exception(optional<expr> const & m, sstream const & strm):generic_exception(m, strm.str().c_str()) {}
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explicit generic_exception(char const * msg):generic_exception(none_expr(), msg) {}
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explicit generic_exception(sstream const & strm):generic_exception(none_expr(), strm) {}
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generic_exception(expr const & m, char const * msg):generic_exception(some_expr(m), msg) {}
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generic_exception(expr const & m, sstream const & strm):generic_exception(some_expr(m), strm) {}
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generic_exception(expr const & m, pp_fn const & fn):generic_exception(some_expr(m), fn) {}
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virtual optional<pos_info> get_pos() const override { return m_pos; }
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virtual format pp(formatter const & fmt) const override { return m_pp_fn(fmt); }
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};
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class nested_exception : public generic_exception {
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protected:
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std::exception_ptr m_exception;
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public:
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nested_exception(optional<pos_info> const & p, pp_fn const & fn, std::exception_ptr const & ex):
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generic_exception(p, fn), m_exception(ex) {}
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nested_exception(optional<expr> const & m, pp_fn const & fn, std::exception_ptr const & ex):
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generic_exception(m, fn), m_exception(ex) {}
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nested_exception(optional<expr> const & m, char const * msg, std::exception_ptr const & ex):
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generic_exception(m, msg), m_exception(ex) {}
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nested_exception(optional<expr> const & m, sstream const & strm, std::exception_ptr const & ex):
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generic_exception(m, strm), m_exception(ex) {}
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explicit nested_exception(char const * msg, std::exception_ptr const & ex):
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nested_exception(none_expr(), msg, ex) {}
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explicit nested_exception(format const & fmt, std::exception_ptr const & ex):
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nested_exception(none_expr(), [=](formatter const &) { return fmt; }, ex) {}
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explicit nested_exception(sstream const & strm, std::exception_ptr const & ex):
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nested_exception(none_expr(), strm, ex) {}
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virtual ~nested_exception() noexcept {}
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virtual optional<pos_info> get_pos() const override;
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virtual format pp(formatter const & fmt) const override;
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std::exception_ptr const & get_exception() const { return m_exception; }
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};
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}
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