2df56f01c8
Now, you can't a particular occurrence of a symbol in a grammar. You can only hide a symbol globally (right now, by beginning its name with an underscore).
39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
#ifndef TREE_SITTER_COMPILER_H_
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#define TREE_SITTER_COMPILER_H_
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#include <vector>
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#include <string>
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#include <memory>
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namespace tree_sitter {
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namespace rules {
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class Rule;
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typedef std::shared_ptr<Rule> rule_ptr;
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std::ostream& operator<<(std::ostream& stream, const rule_ptr &rule);
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rule_ptr blank();
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rule_ptr choice(const std::vector<rule_ptr> &rules);
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rule_ptr repeat(const rule_ptr &content);
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rule_ptr seq(const std::vector<rule_ptr> &rules);
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rule_ptr sym(const std::string &name);
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rule_ptr pattern(const std::string &value);
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rule_ptr str(const std::string &value);
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rule_ptr err(const rule_ptr &rule);
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}
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class Grammar {
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public:
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Grammar(const std::vector<std::pair<std::string, rules::rule_ptr>> &rules);
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bool operator==(const Grammar &other) const;
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std::string start_rule_name() const;
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const rules::rule_ptr rule(const std::string &name) const;
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const std::vector<std::pair<std::string, rules::rule_ptr>> rules;
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};
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std::ostream& operator<<(std::ostream &stream, const Grammar &grammar);
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std::string compile(const Grammar &grammar, std::string name);
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}
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#endif // TREE_SITTER_COMPILER_H_
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