Fixin cfg

This commit is contained in:
IlushaShurupov 2023-08-11 16:37:51 +03:00
parent 01b7d96ebd
commit 7d49642376
2 changed files with 12 additions and 3 deletions

View file

@ -38,6 +38,7 @@ void CfGrammar::generateSentences(List<Sentence>& out) {
auto appendTerm = copy->terms.findIdx(termIdx);
auto deleteTerm = appendTerm;
for (auto arg : production->args) {
if (arg->isEpsilon) continue;
auto newTerm = copy->terms.newNode({ arg->id, arg->isTerminal });
copy->terms.attach(newTerm, appendTerm);
appendTerm = newTerm;
@ -62,11 +63,11 @@ void CfGrammar::generateSentences(List<Sentence>& out) {
}
void CfGrammar::printSentence(Sentence& in) {
printf("Sentence:");
printf("Sentence: [");
for (auto term : in.terms) {
printf(" %s", term->id.read());
}
printf("\n");
printf(" ]\n");
}
bool CfGrammar::compile() {
@ -103,7 +104,7 @@ bool CfGrammar::compile() {
if (arg->isTerminal) {
mTerminals.put(rule->id, {});
} else {
} else if (!arg->isEpsilon) {
auto idx = mNonTerminals.presents(arg->id);
if (!idx) {
printf("Referenced non-terminal '%s' is not defined\n", arg->id.read());