nop node

node/stmt/nop.go

@@ -0,0 +1,25 @@
+package stmt
+
+import (
+	"fmt"
+	"io"
+
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/token"
+)
+
+type Nop struct {
+	node.SimpleNode
+	token token.Token
+}
+
+func NewNop(token token.Token) node.Node {
+	return Nop{
+		node.SimpleNode{Name: "Nop", Attributes: make(map[string]string)},
+		token,
+	}
+}
+
+func (n Nop) Print(out io.Writer, indent string) {
+	fmt.Fprintf(out, "\n%v%v [%d %d] %q", indent, n.Name, n.token.StartLine, n.token.EndLine, n.token.Value)
+}

parser/parser.y

@@ -171,6 +171,7 @@ func Parse(src io.Reader, fName string) node.Node {
 %token <token> '`'
 %token <token> '{'
 %token <token> '}'
+%token <token> ';'
 
 %type <value> is_reference
 %type <value> is_variadic
@@ -393,7 +394,7 @@ statement:
     |   T_FOREACH '(' expr T_AS foreach_variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement
                                                         { $$ = stmt.NewForeach($1, $3, $5, $7, $9); }
     |   T_DECLARE '(' const_list ')' declare_statement  { $$ = stmt.NewDeclare($1, $3, $5) }
-    |   ';' /* empty statement */                       { $$ = node.NewSimpleNode(""); }
+    |   ';'                                             { $$ = stmt.NewNop($1) }
     |   T_TRY '{' inner_statement_list '}' catch_list finally_statement
             {
                 $$ = stmt.NewTry($1, $3.(node.SimpleNode).Children, $5, $6)