// Copyright (C) 2016 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-performeval description: > Direct eval code creates a new declarative environment for lexically-scoped declarations (let) info: | [...] 9. If direct is true, then a. Let lexEnv be NewDeclarativeEnvironment(ctx's LexicalEnvironment). [...] features: [let] ---*/ let outside = 23; eval('let outside;'); eval('"use strict"; let outside;'); eval('let xNonStrict = 3;'); assert.sameValue(typeof xNonStrict, 'undefined'); assert.throws(ReferenceError, function() { xNonStrict; }); eval('"use strict"; let xStrict = 3;'); assert.sameValue(typeof xStrict, 'undefined'); assert.throws(ReferenceError, function() { xStrict; }); reportCompare(0, 0);