Fix unwrap_node import

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## [Unreleased](https://github.com/dalance/sv-parser/compare/v0.2.0...Unreleased) - ReleaseDate
 
 * [Added] get_origin to SyntaxTree
+* [Fixed] unwrap_node import
 
 ## [v0.2.0](https://github.com/dalance/sv-parser/compare/v0.1.4...v0.2.0) - 2019-10-16
 

sv-parser/src/lib.rs

@@ -146,7 +146,7 @@ macro_rules! unwrap_node {
         let unwrap = || {
             for x in $n {
                 match x {
-                    $(RefNode::$ty(x) => return Some(RefNode::$ty(x)),)*
+                    $(sv_parser::RefNode::$ty(x) => return Some(sv_parser::RefNode::$ty(x)),)*
                     _ => (),
                 }
             }