/proc/self/cwd/external/antlr4-cpp-runtime~/runtime/src/Vocabulary.cpp
Line | Count | Source |
1 | | /* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved. |
2 | | * Use of this file is governed by the BSD 3-clause license that |
3 | | * can be found in the LICENSE.txt file in the project root. |
4 | | */ |
5 | | |
6 | | #include "Token.h" |
7 | | |
8 | | #include "Vocabulary.h" |
9 | | |
10 | | using namespace antlr4::dfa; |
11 | | |
12 | | const Vocabulary Vocabulary::EMPTY_VOCABULARY; |
13 | | |
14 | | Vocabulary::Vocabulary(std::vector<std::string> literalNames, std::vector<std::string> symbolicNames) |
15 | 2 | : Vocabulary(std::move(literalNames), std::move(symbolicNames), {}) { |
16 | 2 | } |
17 | | |
18 | | Vocabulary::Vocabulary(std::vector<std::string> literalNames, |
19 | | std::vector<std::string> symbolicNames, std::vector<std::string> displayNames) |
20 | 2 | : _literalNames(std::move(literalNames)), _symbolicNames(std::move(symbolicNames)), _displayNames(std::move(displayNames)), |
21 | 2 | _maxTokenType(std::max(_displayNames.size(), std::max(_literalNames.size(), _symbolicNames.size())) - 1) { |
22 | | // See note here on -1 part: https://github.com/antlr/antlr4/pull/1146 |
23 | 2 | } |
24 | | |
25 | 234k | std::string_view Vocabulary::getLiteralName(size_t tokenType) const { |
26 | 234k | if (tokenType < _literalNames.size()) { |
27 | 148k | return _literalNames[tokenType]; |
28 | 148k | } |
29 | | |
30 | 86.3k | return ""; |
31 | 234k | } |
32 | | |
33 | 86.3k | std::string_view Vocabulary::getSymbolicName(size_t tokenType) const { |
34 | 86.3k | if (tokenType == Token::EOF) { |
35 | 0 | return "EOF"; |
36 | 0 | } |
37 | | |
38 | 86.3k | if (tokenType < _symbolicNames.size()) { |
39 | 86.3k | return _symbolicNames[tokenType]; |
40 | 86.3k | } |
41 | | |
42 | 0 | return ""; |
43 | 86.3k | } |
44 | | |
45 | 234k | std::string Vocabulary::getDisplayName(size_t tokenType) const { |
46 | 234k | if (tokenType < _displayNames.size()) { |
47 | 0 | std::string_view displayName = _displayNames[tokenType]; |
48 | 0 | if (!displayName.empty()) { |
49 | 0 | return std::string(displayName); |
50 | 0 | } |
51 | 0 | } |
52 | | |
53 | 234k | std::string_view literalName = getLiteralName(tokenType); |
54 | 234k | if (!literalName.empty()) { |
55 | 148k | return std::string(literalName); |
56 | 148k | } |
57 | | |
58 | 86.3k | std::string_view symbolicName = getSymbolicName(tokenType); |
59 | 86.3k | if (!symbolicName.empty()) { |
60 | 86.3k | return std::string(symbolicName); |
61 | 86.3k | } |
62 | | |
63 | 0 | return std::to_string(tokenType); |
64 | 86.3k | } |