not sure why we started hitting the assert for these node types now...

Author: toshok

lib/node-visitor.js

@@ -82,6 +82,8 @@ export class TreeVisitor {
         case b.IfStatement:                  rv = this.visitIf(n, ...args); break;
         case b.ImportDeclaration:            rv = this.visitImportDeclaration(n, ...args); break;
         case b.ImportSpecifier:              rv = this.visitImportSpecifier(n, ...args); break;
+        case b.ImportDefaultSpecifier:       rv = this.visitImportDefaultSpecifier(n, ...args); break;
+        case b.ImportNamespaceSpecifier:     rv = this.visitImportNamespaceSpecifier(n, ...args); break;
         case b.LabeledStatement:             rv = this.visitLabeledStatement(n, ...args); break;
         case b.Literal:                      rv = this.visitLiteral(n, ...args); break;
         case b.LogicalExpression:            rv = this.visitLogicalExpression(n, ...args); break;
@@ -426,6 +428,16 @@ export class TreeVisitor {
         return n;
     }
 
+    visitImportDefaultSpecifier (n, ...args) {
+        n.local = this.visit(n.local, ...args);
+        return n;
+    }
+
+    visitImportNamespaceSpecifier (n, ...args) {
+        n.local = this.visit(n.local, ...args);
+        return n;
+    }
+
     visitArrayPattern (n, ...args) {
         n.elements = this.visitArrayKeep(n.elements, ...args);
         return n;