1 files changed, 73 insertions, 0 deletions
diff --git a/spec/grammar/description.go b/spec/grammar/description.go
new file mode 100644
index 0000000..dd66950
--- /dev/null
+++ b/spec/grammar/description.go
@@ -0,0 +1,73 @@
+package grammar
+
+type Terminal struct {
+	Number        int    `json:"number"`
+	Name          string `json:"name"`
+	Anonymous     bool   `json:"anonymous"`
+	Alias         string `json:"alias"`
+	Pattern       string `json:"pattern"`
+	Precedence    int    `json:"prec"`
+	Associativity string `json:"assoc"`
+}
+
+type NonTerminal struct {
+	Number int    `json:"number"`
+	Name   string `json:"name"`
+}
+
+type Production struct {
+	Number        int    `json:"number"`
+	LHS           int    `json:"lhs"`
+	RHS           []int  `json:"rhs"`
+	Precedence    int    `json:"prec"`
+	Associativity string `json:"assoc"`
+}
+
+type Item struct {
+	Production int `json:"production"`
+	Dot        int `json:"dot"`
+}
+
+type Transition struct {
+	Symbol int `json:"symbol"`
+	State  int `json:"state"`
+}
+
+type Reduce struct {
+	LookAhead  []int `json:"look_ahead"`
+	Production int   `json:"production"`
+}
+
+type SRConflict struct {
+	Symbol            int  `json:"symbol"`
+	State             int  `json:"state"`
+	Production        int  `json:"production"`
+	AdoptedState      *int `json:"adopted_state"`
+	AdoptedProduction *int `json:"adopted_production"`
+	ResolvedBy        int  `json:"resolved_by"`
+}
+
+type RRConflict struct {
+	Symbol            int `json:"symbol"`
+	Production1       int `json:"production_1"`
+	Production2       int `json:"production_2"`
+	AdoptedProduction int `json:"adopted_production"`
+	ResolvedBy        int `json:"resolved_by"`
+}
+
+type State struct {
+	Number     int           `json:"number"`
+	Kernel     []*Item       `json:"kernel"`
+	Shift      []*Transition `json:"shift"`
+	Reduce     []*Reduce     `json:"reduce"`
+	GoTo       []*Transition `json:"goto"`
+	SRConflict []*SRConflict `json:"sr_conflict"`
+	RRConflict []*RRConflict `json:"rr_conflict"`
+}
+
+type Report struct {
+	Terminals    []*Terminal    `json:"terminals"`
+	NonTerminals []*NonTerminal `json:"non_terminals"`
+	Productions  []*Production  `json:"productions"`
+	States       []*State       `json:"states"`
+}