47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
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/*
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Copyright (c) 2015 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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#ifndef _LEAN_EXCEPTION_H
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#define _LEAN_EXCEPTION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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LEAN_DEFINE_TYPE(lean_exception);
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/** \brief Delete an exception object allocated by Lean.
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This is a NOOP if \c e is null.
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*/
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void lean_del_exception(lean_exception e);
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/** \brief Return basic string/message describing the exception.
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\remark The string must be deallocated using #lean_del_string.
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\remark After we define the Lean environment object, we can
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provide richer messages.
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\remark The result is null if the operation failed or \c e is null.
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*/
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char const * lean_get_exception_message(lean_exception e);
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typedef enum {
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LEAN_NULL_EXCEPTION, // null (aka there is no exception)
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LEAN_SYSTEM_EXCEPTION, // exception generated by the C++ runtime
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LEAN_OUT_OF_MEMORY, // out of memory exception
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LEAN_INTERRUPTED, // execution was interrupted by user request
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LEAN_KERNEL_EXCEPTION, // type checking error
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LEAN_OTHER_EXCEPTION // other (TODO) lean exceptions
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} lean_exception_kind;
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/** \brief Return the kind of the given exception. */
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lean_exception_kind lean_get_exception_kind(lean_exception e);
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#ifdef __cplusplus
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};
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#endif
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#endif
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