miloignis/kraken
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Have a nullableParts generator now. It works for simple cases and may work for advanced cases, but more testing is required to ensure full usability.

Browse Source
This commit is contained in:
Nathan Braswell
2013-08-13 14:01:53 -04:00
parent 3a5d94caaa
commit d21f521266
3 changed files with 58 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/RNGLRParser.h
View File

@@ -23,6 +23,7 @@ class RNGLRParser: public Parser {
void addChildren(NodeTree<Symbol*>* parent, std::vector<NodeTree<Symbol*>*>* children, NodeTree<Symbol*>* nullableParts);
void addStates(std::vector< State* >* stateSets, State* state);
bool fullyReducesToNull(ParseRule* rule);
bool reducesToNull(ParseRule* rule);
bool reducesToNull(ParseRule* rule, std::vector<Symbol*> avoidList);
@@ -32,6 +33,7 @@ class RNGLRParser: public Parser {
void setPacked(NodeTree<Symbol*>* node, bool isPacked);
NodeTree<Symbol*>* getNullableParts(ParseRule* rule);
NodeTree<Symbol*>* getNullableParts(ParseRule* rule, std::vector<NodeTree<Symbol*>*> avoidList);
NodeTree<Symbol*>* getNullableParts(Symbol* symbol);
std::vector<NodeTree<Symbol*>*> getPathEdges(std::vector<NodeTree<int>*> path);