split Switch and AltSwitch nodes

node/stmt/n_alt_switch.go

@@ -0,0 +1,49 @@
+package stmt
+
+import (
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/walker"
+)
+
+// AltSwitch node
+type AltSwitch struct {
+	Cond  node.Node
+	Cases []node.Node
+}
+
+// NewAltSwitch node constuctor
+func NewAltSwitch(Cond node.Node, Cases []node.Node) *AltSwitch {
+	return &AltSwitch{
+		Cond,
+		Cases,
+	}
+}
+
+// Attributes returns node attributes as map
+func (n *AltSwitch) Attributes() map[string]interface{} {
+	return nil
+}
+
+// Walk traverses nodes
+// Walk is invoked recursively until v.EnterNode returns true
+func (n *AltSwitch) Walk(v walker.Visitor) {
+	if v.EnterNode(n) == false {
+		return
+	}
+
+	if n.Cond != nil {
+		vv := v.GetChildrenVisitor("Cond")
+		n.Cond.Walk(vv)
+	}
+
+	if n.Cases != nil {
+		vv := v.GetChildrenVisitor("Cases")
+		for _, nn := range n.Cases {
+			if nn != nil {
+				nn.Walk(vv)
+			}
+		}
+	}
+
+	v.LeaveNode(n)
+}

node/stmt/t_switch_case_default_test.go

@@ -23,7 +23,7 @@ func TestAltSwitch(t *testing.T) {
 
 	expected := &stmt.StmtList{
 		Stmts: []node.Node{
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{
@@ -59,7 +59,7 @@ func TestAltSwitchSemicolon(t *testing.T) {
 
 	expected := &stmt.StmtList{
 		Stmts: []node.Node{
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{

node/stmt/t_visitor_test.go

@@ -366,6 +366,14 @@ var nodesToTest = []struct {
 		[]string{"Cond", "Cases"},
 		map[string]interface{}{},
 	},
+	{
+		&stmt.AltSwitch{
+			Cond:  &expr.Variable{},
+			Cases: []node.Node{&stmt.Expression{}},
+		},
+		[]string{"Cond", "Cases"},
+		map[string]interface{}{},
+	},
 	{
 		&stmt.Throw{
 			Expr: &stmt.Expression{},

php5/php5.y

@@ -629,7 +629,11 @@ unticked_statement:
             }
     |   T_SWITCH parenthesis_expr switch_case_list
             {
+                if ($3.endToken.Value == ";") {
+                    $$ = stmt.NewAltSwitch($2, $3.nodes)
+                } else {
                     $$ = stmt.NewSwitch($2, $3.nodes)
+                }
                 positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3.endToken))
                 comments.AddComments($$, $1.Comments())
             }

php5/php5_test.go

@@ -1400,7 +1400,7 @@ CAD;
 					},
 				},
 			},
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{
@@ -1416,7 +1416,7 @@ CAD;
 					},
 				},
 			},
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{

php7/php7.y

@@ -552,7 +552,11 @@ statement:
         }
     |   T_SWITCH '(' expr ')' switch_case_list
         {
+            if ($5.endToken.Value == ";") {
+                $$ = stmt.NewAltSwitch($3, $5.nodes)
+            } else {
                 $$ = stmt.NewSwitch($3, $5.nodes)
+            }
             positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $5.endToken))
             comments.AddComments($$, $1.Comments())
         }

php7/php7_test.go

@@ -1423,7 +1423,7 @@ CAD;
 					},
 				},
 			},
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{
@@ -1439,7 +1439,7 @@ CAD;
 					},
 				},
 			},
-			&stmt.Switch{
+			&stmt.AltSwitch{
 				Cond: &scalar.Lnumber{Value: "1"},
 				Cases: []node.Node{
 					&stmt.Case{