message: Ensure identity of conservative reprinting in test/parens.js.
diff: @@ -17,13 +17,16 @@ function parseExpression(expr) {
  }
  function check(expr) {
  - var ast1 = parseExpression(expr);
  - var printed = printer.printGenerically(ast1).code;
  - try {
  - var ast2 = parseExpression(printed);
  - } finally {
  - types.astNodesAreEquivalent.assert(ast1, ast2);
  - }
  + const ast = parse(expr);
  + const reprinted = printer.print(ast).code;
  + assert.strictEqual(reprinted, expr);
  +
  + const expressionAst = parseExpression(expr);
  + const generic = printer.printGenerically(expressionAst).code;
  + types.astNodesAreEquivalent.assert(
  + expressionAst,
  + parseExpression(generic)
  + );
  }
  var operators = [
  