clone node

node/expr/clone.go

@@ -0,0 +1,29 @@
+package expr
+
+import (
+	"fmt"
+	"io"
+
+	"github.com/z7zmey/php-parser/node"
+)
+
+type Clone struct {
+	node.SimpleNode
+	expr node.Node
+}
+
+func NewClone(expression node.Node) node.Node {
+	return Clone{
+		node.SimpleNode{Name: "Clone", Attributes: make(map[string]string)},
+		expression,
+	}
+}
+
+func (n Clone) Print(out io.Writer, indent string) {
+	fmt.Fprintf(out, "\n%v%v [- -]", indent, n.Name)
+
+	if n.expr != nil {
+		fmt.Fprintf(out, "\n%vexpr:", indent+"  ")
+		n.expr.Print(out, indent+"    ")
+	}
+}

parser/parser.go

@@ -3822,7 +3822,7 @@ yydefault:
 		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.y:819
 		{
-			yyVAL.node = node.NewSimpleNode("Clone").Append(yyDollar[2].node)
+			yyVAL.node = expr.NewClone(yyDollar[2].node)
 		}
 	case 298:
 		yyDollar = yyS[yypt-3 : yypt+1]

parser/parser.y

@@ -816,7 +816,7 @@ expr_without_variable:
     |   '[' array_pair_list ']' '=' expr                { $$ = node.NewSimpleNode("Assign").Append($2).Append($5); }
     |   variable '=' expr                               { $$ = assign_op.NewAssign($1, $3, false) }
     |   variable '=' '&' expr                           { $$ = assign_op.NewAssign($1, $4, true) }
-    |   T_CLONE expr                                    { $$ = node.NewSimpleNode("Clone").Append($2); }
+    |   T_CLONE expr                                    { $$ = expr.NewClone($2) }
     |   variable T_PLUS_EQUAL expr                      { $$ = assign_op.NewPlus($1, $3) }
     |   variable T_MINUS_EQUAL expr                     { $$ = assign_op.NewMinus($1, $3) }
     |   variable T_MUL_EQUAL expr                       { $$ = assign_op.NewMul($1, $3) }