traxys/tree-sitter
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Separate concepts of hidden and auxiliary symbols

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This way, we can hide auxiliary symbols from library users,
but still allow them to use hidden symbols
This commit is contained in:
Max Brunsfeld 2014-02-19 13:05:54 -08:00
parent 49ad910474
commit acad97cfd2
13 changed files with 154 additions and 131 deletions
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4
src/compiler/prepare_grammar/expand_repeats.cpp
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@ -27,7 +27,7 @@ namespace tree_sitter {
rule_ptr make_repeat_helper(string name, const rule_ptr &rule) {
return Choice::Build({
Seq::Build({ rule, make_shared<Symbol>(name, true) }),
Seq::Build({ rule, make_shared<Symbol>(name, SymbolTypeAuxiliary) }),
make_shared<Blank>() });
}
@ -35,7 +35,7 @@ namespace tree_sitter {
rule_ptr inner_rule = apply(rule->content);
string helper_rule_name = string("repeat_helper") + to_string(aux_rules.size() + 1);
aux_rules.insert({ helper_rule_name, make_repeat_helper(helper_rule_name, inner_rule) });
value = make_shared<Symbol>(helper_rule_name, true);
value = make_shared<Symbol>(helper_rule_name, SymbolTypeAuxiliary);
}
void visit(const Seq *rule) {