/Users/deen/code/yugabyte-db/src/yb/yql/cql/ql/parser/location.h
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1 | | //-------------------------------------------------------------------------------------------------- |
2 | | // Copyright (c) YugaByte, Inc. |
3 | | // |
4 | | // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except |
5 | | // in compliance with the License. You may obtain a copy of the License at |
6 | | // |
7 | | // http://www.apache.org/licenses/LICENSE-2.0 |
8 | | // |
9 | | // Unless required by applicable law or agreed to in writing, software distributed under the License |
10 | | // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
11 | | // or implied. See the License for the specific language governing permissions and limitations |
12 | | // under the License. |
13 | | // |
14 | | // |
15 | | // Wrapper for BISON location.hh. This module implements the abstract interface YBLocation, which |
16 | | // identifies the location of tokens in SQL statement. When generating parse tree, the parser |
17 | | // (BISON) will save the location values in the tree nodes. |
18 | | //-------------------------------------------------------------------------------------------------- |
19 | | |
20 | | #ifndef YB_YQL_CQL_QL_PARSER_LOCATION_H_ |
21 | | #define YB_YQL_CQL_QL_PARSER_LOCATION_H_ |
22 | | |
23 | | #include "yb/yql/cql/ql/ptree/yb_location.h" |
24 | | #include "yb/yql/cql/ql/parser/location.hh" |
25 | | |
26 | | namespace yb { |
27 | | namespace ql { |
28 | | |
29 | | class Location : public YBLocation { |
30 | | public: |
31 | | //------------------------------------------------------------------------------------------------ |
32 | | // Public types. |
33 | | typedef MCSharedPtr<Location> SharedPtr; |
34 | | typedef MCSharedPtr<const Location> SharedPtrConst; |
35 | | |
36 | | //------------------------------------------------------------------------------------------------ |
37 | | // Constructor. |
38 | 99 | explicit Location(const location& loc) : loc_(loc) { |
39 | 99 | } |
40 | 4.42M | Location(MemoryContext *memctx, const location& loc) : loc_(loc) { |
41 | 4.42M | } |
42 | 4.42M | virtual ~Location() { |
43 | 4.42M | } |
44 | | |
45 | | // shared_ptr support. |
46 | | template<typename... TypeArgs> |
47 | 4.40M | inline static Location::SharedPtr MakeShared(MemoryContext *memctx, TypeArgs&&... args) { |
48 | 4.40M | return MCMakeShared<Location>(memctx, std::forward<TypeArgs>(args)...); |
49 | 4.40M | } |
50 | | |
51 | | // Abstract interface. |
52 | 137k | virtual int BeginLine() const { |
53 | 137k | return loc_.begin.line; |
54 | 137k | } |
55 | | |
56 | 73.3k | virtual int BeginColumn() const { |
57 | 73.3k | return loc_.begin.column; |
58 | 73.3k | } |
59 | | |
60 | 8.98k | virtual int EndLine() const { |
61 | 8.98k | return loc_.end.line; |
62 | 8.98k | } |
63 | | |
64 | 8.99k | virtual int EndColumn() const { |
65 | 8.99k | return loc_.end.column; |
66 | 8.99k | } |
67 | | |
68 | | private: |
69 | | location loc_; |
70 | | }; |
71 | | |
72 | | } // namespace ql |
73 | | } // namespace yb |
74 | | |
75 | | #endif // YB_YQL_CQL_QL_PARSER_LOCATION_H_ |