Review

finding-9

/mubench/checkouts/closure/319/build/src/com/google/javascript/jscomp/GroupVariableDeclarations.java

enterScope(NodeTraversal)

class GroupVariableDeclarations {
  public void enterScope(NodeTraversal t) {
    Set<Node> varNodes = Sets.newLinkedHashSet();
    Iterator<Var> scopeVarIter = t.getScope().getVars();
    while (scopeVarIter.hasNext()) {
      Node parentNode = scopeVarIter.next().getParentNode();
      if (parentNode.getType() == Token.VAR) {
        varNodes.add(parentNode);
      }
    }
    if (varNodes.size() <= 1) {
      return;
    }
    Iterator<Node> varNodeIter = varNodes.iterator();
    Node firstVarNode = varNodeIter.next();
    while (varNodeIter.hasNext()) {
      Node varNode = varNodeIter.next();
      applyGroupingToVar(firstVarNode, varNode);
    }
  }

}