Sha256: c91f66c7a90f3baa813ed69ffd28ca017e63068d5512c385b0cbc842bd132804
Contents?: true
Size: 1.86 KB
Versions: 19
Compression:
Stored size: 1.86 KB
Contents
/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
* Use of this file is governed by the BSD 3-clause license that
* can be found in the LICENSE.txt file in the project root.
*/
#include "Token.h"
#include "Vocabulary.h"
using namespace antlr4::dfa;
const Vocabulary Vocabulary::EMPTY_VOCABULARY;
Vocabulary::Vocabulary(std::vector<std::string> literalNames, std::vector<std::string> symbolicNames)
: Vocabulary(std::move(literalNames), std::move(symbolicNames), {}) {
}
Vocabulary::Vocabulary(std::vector<std::string> literalNames,
std::vector<std::string> symbolicNames, std::vector<std::string> displayNames)
: _literalNames(std::move(literalNames)), _symbolicNames(std::move(symbolicNames)), _displayNames(std::move(displayNames)),
_maxTokenType(std::max(_displayNames.size(), std::max(_literalNames.size(), _symbolicNames.size())) - 1) {
// See note here on -1 part: https://github.com/antlr/antlr4/pull/1146
}
std::string_view Vocabulary::getLiteralName(size_t tokenType) const {
if (tokenType < _literalNames.size()) {
return _literalNames[tokenType];
}
return "";
}
std::string_view Vocabulary::getSymbolicName(size_t tokenType) const {
if (tokenType == Token::EOF) {
return "EOF";
}
if (tokenType < _symbolicNames.size()) {
return _symbolicNames[tokenType];
}
return "";
}
std::string Vocabulary::getDisplayName(size_t tokenType) const {
if (tokenType < _displayNames.size()) {
std::string_view displayName = _displayNames[tokenType];
if (!displayName.empty()) {
return std::string(displayName);
}
}
std::string_view literalName = getLiteralName(tokenType);
if (!literalName.empty()) {
return std::string(literalName);
}
std::string_view symbolicName = getSymbolicName(tokenType);
if (!symbolicName.empty()) {
return std::string(symbolicName);
}
return std::to_string(tokenType);
}
Version data entries
19 entries across 19 versions & 3 rubygems