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Store error recovery actions in the normal parse table

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This commit is contained in:
Max Brunsfeld 2016-06-27 14:07:47 -07:00
parent 08e47001f1
commit 8c26d99353
11 changed files with 84 additions and 112 deletions
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25
src/compiler/generate_code/c_code.cc
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@ -100,7 +100,6 @@ class CCodeGenerator {
add_symbol_node_types_list();
add_lex_function();
add_lex_states_list();
add_recovery_parse_states_list();
add_parse_table();
add_parser_export();
@ -211,27 +210,6 @@ class CCodeGenerator {
line();
}
void add_recovery_parse_states_list() {
line("static TSParseAction ts_recovery_actions[SYMBOL_COUNT] = {");
indent([&]() {
for (const auto &pair : parse_table.symbols) {
const rules::Symbol &symbol = pair.first;
line("[" + symbol_id(pair.first) + "] = ");
const auto &entry = parse_table.error_state.entries.find(symbol);
if (entry != parse_table.error_state.entries.end()) {
ParseAction action = entry->second.actions[0];
if (!action.extra) {
add("RECOVER(" + to_string(action.state_index) + "),");
continue;
}
}
add("RECOVER_EXTRA(),");
}
});
line("};");
line();
}
void add_parse_table() {
add_parse_action_list_id(ParseTableEntry{ {}, true, false });
@ -372,6 +350,9 @@ class CCodeGenerator {
to_string(action.consumed_symbol_count) + ")");
}
break;
case ParseActionTypeRecover:
add("RECOVER(" + to_string(action.state_index) + ")");
break;
default: {}
}
add(",");