36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
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#include "compiler/syntax_grammar.h"
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#include <vector>
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#include <string>
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#include <utility>
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#include "compiler/rules/symbol.h"
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namespace tree_sitter {
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using std::string;
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using std::pair;
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using std::vector;
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using std::set;
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SyntaxGrammar::SyntaxGrammar() {}
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SyntaxGrammar::SyntaxGrammar(const vector<pair<string, rules::rule_ptr>> &rules,
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const vector<pair<string, rules::rule_ptr>> &aux_rules)
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: rules(rules), aux_rules(aux_rules) {}
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SyntaxGrammar::SyntaxGrammar(const vector<pair<string, rules::rule_ptr>> &rules,
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const vector<pair<string, rules::rule_ptr>> &aux_rules,
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const set<rules::Symbol> &ubiquitous_tokens)
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: rules(rules), aux_rules(aux_rules), ubiquitous_tokens(ubiquitous_tokens) {}
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const rules::rule_ptr &SyntaxGrammar::rule(const rules::Symbol &symbol) const {
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return symbol.is_auxiliary() ? aux_rules[symbol.index].second
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: rules[symbol.index].second;
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}
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const string &SyntaxGrammar::rule_name(const rules::Symbol &symbol) const {
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return symbol.is_auxiliary() ? aux_rules[symbol.index].first
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: rules[symbol.index].first;
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}
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} // namespace tree_sitter
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