Review

finding-17

com/google/javascript/jscomp/InlineSimpleMethods.java

returnedExpression(Node)

class InlineSimpleMethods {
  /**
   * Return the node that represents the expression returned
   * by the method, given a FUNCTION node.
   */
  private static Node returnedExpression(Node fn) {
    Node expectedBlock = getMethodBlock(fn);
    if (!expectedBlock.hasOneChild()) {
      return null;
    }

    Node expectedReturn = expectedBlock.getFirstChild();
    if (expectedReturn.getType() != Token.RETURN) {
      return null;
    }

    if (!expectedReturn.hasOneChild()) {
      return null;
    }

    return expectedReturn.getLastChild();
  }

}