1 files changed, 0 insertions, 71 deletions
diff --git a/src/urubu/driver/lexer/spec.go b/src/urubu/driver/lexer/spec.go
deleted file mode 100644
index 75c74af..0000000
--- a/src/urubu/driver/lexer/spec.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package lexer
-
-import spec "urubu/spec/grammar"
-
-type lexSpec struct {
-	spec *spec.LexicalSpec
-}
-
-func NewLexSpec(spec *spec.LexicalSpec) *lexSpec {
-	return &lexSpec{
-		spec: spec,
-	}
-}
-
-func (s *lexSpec) InitialMode() ModeID {
-	return ModeID(s.spec.InitialModeID.Int())
-}
-
-func (s *lexSpec) Pop(mode ModeID, modeKind ModeKindID) bool {
-	return s.spec.Specs[mode].Pop[modeKind] == 1
-}
-
-func (s *lexSpec) Push(mode ModeID, modeKind ModeKindID) (ModeID, bool) {
-	modeID := s.spec.Specs[mode].Push[modeKind]
-	return ModeID(modeID.Int()), !modeID.IsNil()
-}
-
-func (s *lexSpec) ModeName(mode ModeID) string {
-	return s.spec.ModeNames[mode].String()
-}
-
-func (s *lexSpec) InitialState(mode ModeID) StateID {
-	return StateID(s.spec.Specs[mode].DFA.InitialStateID.Int())
-}
-
-func (s *lexSpec) NextState(mode ModeID, state StateID, v int) (StateID, bool) {
-	switch s.spec.CompressionLevel {
-	case 2:
-		tran := s.spec.Specs[mode].DFA.Transition
-		rowNum := tran.RowNums[state]
-		d := tran.UniqueEntries.RowDisplacement[rowNum]
-		if tran.UniqueEntries.Bounds[d+v] != rowNum {
-			return StateID(tran.UniqueEntries.EmptyValue.Int()), false
-		}
-		return StateID(tran.UniqueEntries.Entries[d+v].Int()), true
-	case 1:
-		tran := s.spec.Specs[mode].DFA.Transition
-		next := tran.UncompressedUniqueEntries[tran.RowNums[state]*tran.OriginalColCount+v]
-		if next == spec.StateIDNil {
-			return StateID(spec.StateIDNil.Int()), false
-		}
-		return StateID(next.Int()), true
-	}
-
-	modeSpec := s.spec.Specs[mode]
-	next := modeSpec.DFA.UncompressedTransition[state.Int()*modeSpec.DFA.ColCount+v]
-	if next == spec.StateIDNil {
-		return StateID(spec.StateIDNil), false
-	}
-	return StateID(next.Int()), true
-}
-
-func (s *lexSpec) Accept(mode ModeID, state StateID) (ModeKindID, bool) {
-	modeKindID := s.spec.Specs[mode].DFA.AcceptingStates[state]
-	return ModeKindID(modeKindID.Int()), modeKindID != spec.LexModeKindIDNil
-}
-
-func (s *lexSpec) KindIDAndName(mode ModeID, modeKind ModeKindID) (KindID, string) {
-	kindID := s.spec.KindIDs[mode][modeKind]
-	return KindID(kindID.Int()), s.spec.KindNames[kindID].String()
-}