1/*
2 * Copyright (c) 2015, Intel Corporation
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * * Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of Intel Corporation nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef UTIL_COMPILE_ERROR_H
30#define UTIL_COMPILE_ERROR_H
31
32#include <cassert>
33#include <stdexcept>
34#include <string>
35
36#include "ue2common.h"
37
38namespace ue2 {
39
40/** \brief Error thrown by the compiler, can reference a specific expression
41 * index. */
42class CompileError {
43public:
44 // Note: 'why' should describe why the error occurred and end with a
45 // full stop, but no line break.
46 explicit CompileError(const std::string &why);
47 CompileError(u32 index, const std::string &why);
48
49 virtual ~CompileError();
50
51 void setExpressionIndex(u32 index);
52
53 std::string reason; //!< Reason for the error
54 bool hasIndex; //!< Does it reference a specific expression?
55 u32 index; //!< The index of the expression referred to
56};
57
58/** \brief Error thrown by the compiler when an arbitrary resource limit (as
59 * specified in the grey box) is exceeded. */
60class ResourceLimitError : public CompileError {
61public:
62 ResourceLimitError();
63 ~ResourceLimitError() override;
64};
65
66} // namespace ue2
67
68#endif
69