ns resolver

main.go

@@ -39,12 +39,15 @@ func main() {
 					nodes, comments, positions = php7.Parse(src, path)
 				}
 
-				visitor := visitor.Dumper{
+				nsResolver := visitor.NewNsResolver()
+				nodes.Walk(nsResolver)
+
+				dumper := visitor.Dumper{
 					Indent:    "  | ",
 					Comments:  comments,
 					Positions: positions,
 				}
-				nodes.Walk(visitor)
+				nodes.Walk(dumper)
 			}
 			return nil
 		})

visitor/NsResolver.go

@@ -0,0 +1,64 @@
+// Package visitor contains walker.visitor implementations
+package visitor
+
+import (
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/node/name"
+	"github.com/z7zmey/php-parser/node/stmt"
+	"github.com/z7zmey/php-parser/walker"
+)
+
+type NsResolver struct {
+	Namespace     string
+	ResolvedNames map[node.Node]string
+	Aliases       map[string]map[string]string
+}
+
+// NewNsResolver NsResolver type constructor
+func NewNsResolver() *NsResolver {
+	return &NsResolver{
+		Namespace:     "",
+		ResolvedNames: map[node.Node]string{},
+	}
+}
+
+// EnterNode is invoked at every node in heirerchy
+func (nsr *NsResolver) EnterNode(w walker.Walkable) bool {
+	switch n := w.(type) {
+	case *stmt.Namespace:
+		nsr.Namespace = concatNameParts(n.NamespaceName.(*name.Name).Parts)
+	case *stmt.Use:
+
+	}
+
+	return true
+}
+
+// GetChildrenVisitor is invoked at every node parameter that contains children nodes
+func (nsr *NsResolver) GetChildrenVisitor(key string) walker.Visitor {
+	return nsr
+}
+
+// LeaveNode is invoked after node process
+func (nsr *NsResolver) LeaveNode(w walker.Walkable) {
+	switch n := w.(type) {
+	case *stmt.Namespace:
+		if n.Stmts != nil {
+			nsr.Namespace = ""
+		}
+	}
+}
+
+func concatNameParts(parts []node.Node) string {
+	str := ""
+
+	for _, n := range parts {
+		if str == "" {
+			str = n.(*name.NamePart).Value
+		} else {
+			str = str + "\\" + n.(*name.NamePart).Value
+		}
+	}
+
+	return str
+}