Add redis support for distributed caching

vendor/github.com/yuin/gopher-lua/ast/stmt.go

@@ -0,0 +1,107 @@
+package ast
+
+type Stmt interface {
+	PositionHolder
+	stmtMarker()
+}
+
+type StmtBase struct {
+	Node
+}
+
+func (stmt *StmtBase) stmtMarker() {}
+
+type AssignStmt struct {
+	StmtBase
+
+	Lhs []Expr
+	Rhs []Expr
+}
+
+type LocalAssignStmt struct {
+	StmtBase
+
+	Names []string
+	Exprs []Expr
+}
+
+type FuncCallStmt struct {
+	StmtBase
+
+	Expr Expr
+}
+
+type DoBlockStmt struct {
+	StmtBase
+
+	Stmts []Stmt
+}
+
+type WhileStmt struct {
+	StmtBase
+
+	Condition Expr
+	Stmts     []Stmt
+}
+
+type RepeatStmt struct {
+	StmtBase
+
+	Condition Expr
+	Stmts     []Stmt
+}
+
+type IfStmt struct {
+	StmtBase
+
+	Condition Expr
+	Then      []Stmt
+	Else      []Stmt
+}
+
+type NumberForStmt struct {
+	StmtBase
+
+	Name  string
+	Init  Expr
+	Limit Expr
+	Step  Expr
+	Stmts []Stmt
+}
+
+type GenericForStmt struct {
+	StmtBase
+
+	Names []string
+	Exprs []Expr
+	Stmts []Stmt
+}
+
+type FuncDefStmt struct {
+	StmtBase
+
+	Name *FuncName
+	Func *FunctionExpr
+}
+
+type ReturnStmt struct {
+	StmtBase
+
+	Exprs []Expr
+}
+
+type BreakStmt struct {
+	StmtBase
+}
+
+type LabelStmt struct {
+	StmtBase
+
+	Name string
+}
+
+type GotoStmt struct {
+	StmtBase
+
+	Label string
+}