Review

2

com/google/javascript/jscomp/CheckRequiresForConstructors$CheckRequiresForConstructorsCallback.java

visit(NodeTraversal, Node, Node)

class CheckRequiresForConstructors.CheckRequiresForConstructorsCallback {
    @Override
    public void visit(NodeTraversal t, Node n, Node parent) {
      JSDocInfo info;
      switch (n.getType()) {
        case Token.ASSIGN:
          info = (JSDocInfo) n.getProp(Node.JSDOC_INFO_PROP);
          if (info != null && info.isConstructor()) {
            String qualifiedName = n.getFirstChild().getQualifiedName();
            constructors.add(qualifiedName);
          }
          break;
        case Token.FUNCTION:
          if (NodeUtil.isFunctionExpression(n)) {
            if (parent.getType() == Token.NAME) {
              String functionName = parent.getString();
              info = (JSDocInfo) parent.getProp(Node.JSDOC_INFO_PROP);
              if (info != null && info.isConstructor()) {
                constructors.add(functionName);
              } else {
                Node gramps = parent.getParent();
                Preconditions.checkState(
                    gramps != null && gramps.getType() == Token.VAR);
                info = (JSDocInfo) gramps.getProp(Node.JSDOC_INFO_PROP);
                if (info != null && info.isConstructor()) {
                  constructors.add(functionName);
                }
              }
            }
          } else {
            info = (JSDocInfo) n.getProp(Node.JSDOC_INFO_PROP);
            if (info != null && info.isConstructor()) {
              String functionName = n.getFirstChild().getString();
              constructors.add(functionName);
            }
          }
          break;
        case Token.CALL:
          visitCallNode(n, parent);
          break;
        case Token.SCRIPT:
          visitScriptNode(t);
          break;
        case Token.NEW:
          visitNewNode(t, n);
      }
    }

}