traxys/tree-sitter
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Remove auxiliary rules from syntax tree

Browse source
This commit is contained in:
Max Brunsfeld 2014-01-28 22:09:37 -08:00
parent c3b65d22bf
commit 7d297f2f9e
15 changed files with 1107 additions and 724 deletions
Download patch file Download diff file Expand all files Collapse all files

13
src/compiler/build_tables/item.cpp
View file

@ -5,6 +5,7 @@
using std::string;
using std::to_string;
using std::ostream;
using std::vector;
using tree_sitter::rules::Symbol;
namespace tree_sitter {
@ -33,7 +34,7 @@ namespace tree_sitter {
string("' ") <<
*item.rule <<
string(" ") <<
to_string(item.consumed_sym_count) <<
to_string(item.consumed_symbols.size()) <<
string(" ") <<
item.lookahead_sym <<
string(">");
@ -51,8 +52,8 @@ namespace tree_sitter {
if (other.lhs < lhs) return false;
if (rule->to_string() < other.rule->to_string()) return true;
if (rule->to_string() > other.rule->to_string()) return false;
if (consumed_sym_count < other.consumed_sym_count) return true;
if (consumed_sym_count > other.consumed_sym_count) return false;
if (consumed_symbols < other.consumed_symbols) return true;
if (consumed_symbols > other.consumed_symbols) return false;
if (lookahead_sym < other.lookahead_sym) return true;
return false;
}
@ -65,15 +66,15 @@ namespace tree_sitter {
return lhs_eq && rules_eq;
}
ParseItem::ParseItem(const Symbol &lhs, const rules::rule_ptr rule, int consumed_sym_count, const rules::Symbol &lookahead_sym) :
ParseItem::ParseItem(const Symbol &lhs, const rules::rule_ptr rule, const vector<Symbol> &consumed_symbols, const rules::Symbol &lookahead_sym) :
Item(lhs, rule),
consumed_sym_count(consumed_sym_count),
consumed_symbols(consumed_symbols),
lookahead_sym(lookahead_sym) {}
bool ParseItem::operator==(const ParseItem &other) const {
bool lhs_eq = other.lhs == lhs;
bool rules_eq = (*other.rule == *rule);
bool consumed_sym_counts_eq = (other.consumed_sym_count == consumed_sym_count);
bool consumed_sym_counts_eq = (other.consumed_symbols == consumed_symbols);
bool lookaheads_eq = other.lookahead_sym == lookahead_sym;
return lhs_eq && rules_eq && consumed_sym_counts_eq && lookaheads_eq;
}