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Do less work when loading build_tables spec

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This commit is contained in:
Max Brunsfeld 2014-01-21 23:33:26 -08:00
parent 1c747f20a2
commit be5e406c96
1 changed files with 10 additions and 4 deletions
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14
spec/compiler/build_tables/perform_spec.cpp
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@ -36,16 +36,22 @@ describe("building parse and lex tables", []() {
{ "right-paren", str(")") }
});
pair<ParseTable, LexTable> tables = perform(grammar, lex_grammar);
ParseTable table = tables.first;
LexTable lex_table = tables.second;
ParseTable table;
LexTable lex_table;
before_each([&]() {
pair<ParseTable, LexTable> tables = perform(grammar, lex_grammar);
table = tables.first;
lex_table = tables.second;
});
function<ParseState(size_t)> parse_state = [&](size_t index) {
return table.states[index];
};
function<LexState(size_t)> lex_state = [&](size_t parse_state_index) {
size_t index = table.states[parse_state_index].lex_state_index;
long index = table.states[parse_state_index].lex_state_index;
return lex_table.states[index];
};