From ae6fe5200551439ee9f8ca0b7f0e2203656651c6 Mon Sep 17 00:00:00 2001
From: vadim <vadim@ecomitize.com>
Date: Fri, 22 Dec 2017 13:28:58 +0200
Subject: [PATCH] error_suppress node

---
 node/expr/error_suppress.go | 29 +++++++++++++++++++++++++++++
 parser/parser.go            |  2 +-
 parser/parser.y             |  2 +-
 3 files changed, 31 insertions(+), 2 deletions(-)
 create mode 100644 node/expr/error_suppress.go

diff --git a/node/expr/error_suppress.go b/node/expr/error_suppress.go
new file mode 100644
index 0000000..8a81862
--- /dev/null
+++ b/node/expr/error_suppress.go
@@ -0,0 +1,29 @@
+package expr
+
+import (
+	"fmt"
+	"io"
+
+	"github.com/z7zmey/php-parser/node"
+)
+
+type ErrorSuppress struct {
+	node.SimpleNode
+	expr node.Node
+}
+
+func NewErrorSuppress(expression node.Node) node.Node {
+	return ErrorSuppress{
+		node.SimpleNode{Name: "ErrorSuppress", Attributes: make(map[string]string)},
+		expression,
+	}
+}
+
+func (n ErrorSuppress) 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+"    ")
+	}
+}
diff --git a/parser/parser.go b/parser/parser.go
index 673152e..94e7d5b 100644
--- a/parser/parser.go
+++ b/parser/parser.go
@@ -4195,7 +4195,7 @@ yydefault:
 		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.y:888
 		{
-			yyVAL.node = node.NewSimpleNode("Silence").Append(yyDollar[2].node)
+			yyVAL.node = expr.NewErrorSuppress(yyDollar[2].node)
 		}
 	case 360:
 		yyDollar = yyS[yypt-1 : yypt+1]
diff --git a/parser/parser.y b/parser/parser.y
index dd13e1d..e2915d6 100644
--- a/parser/parser.y
+++ b/parser/parser.y
@@ -885,7 +885,7 @@ expr_without_variable:
     |   T_BOOL_CAST expr                                { $$ = cast.NewCastBool($2) }
     |   T_UNSET_CAST expr                               { $$ = cast.NewCastUnset($2) }
     |   T_EXIT exit_expr                                { $$ = expr.NewExit($2, strings.EqualFold($1.Value, "die")) }
-    |   '@' expr                                        { $$ = node.NewSimpleNode("Silence").Append($2); }
+    |   '@' expr                                        { $$ = expr.NewErrorSuppress($2) }
     |   scalar                                          { $$ = $1; }
     |   '`' backticks_expr '`'                          { $$ = expr.NewShellExec($2) }
     |   T_PRINT expr                                    { $$ = expr.NewPrint($2) }