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// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --strong-mode
'use strong';
class C {}
let indirect_eval = eval;
function assertTypeError(script) { assertThrows(script, TypeError) }
function assertSyntaxError(script) { assertThrows(script, SyntaxError) }
function assertReferenceError(script) { assertThrows(script, ReferenceError) }
(function ImmutableClassBindings() {
class D {}
assertTypeError(function(){ indirect_eval("C = 0") });
assertEquals('function', typeof C);
assertEquals('function', typeof D);
assertTypeError("'use strong'; (function f() {class E {}; E = 0})()");
})();
function constructor(body) {
return "'use strong'; " +
"(class extends Object { constructor() { " + body + " } })";
}
(function NoSuperExceptCall() {
assertSyntaxError(constructor("super.a;"));
assertSyntaxError(constructor("super['a'];"));
assertSyntaxError(constructor("super.f();"));
assertSyntaxError(constructor("super.a;"));
assertSyntaxError(constructor("{ super.a }"));
assertSyntaxError(constructor("if (0) super.a;"));
// TODO(rossberg): arrow functions do not handle 'super' yet.
// assertSyntaxError(constructor("() => super.a;"));
// assertSyntaxError(constructor("() => () => super.a;"));
// assertSyntaxError(constructor("() => { () => if (0) { super.a; } }"));
})();
(function NoMissingSuper() {
assertReferenceError(constructor(""));
assertReferenceError(constructor("1"));
})();
(function NoNestedSuper() {
assertSyntaxError(constructor("super(), 0;"));
assertSyntaxError(constructor("(super());"));
assertSyntaxError(constructor("super().a;"));
assertSyntaxError(constructor("(() => super())();"));
assertSyntaxError(constructor("{ super(); }"));
assertSyntaxError(constructor("if (1) super();"));
assertSyntaxError(constructor("label: super();"));
})();
(function NoDuplicateSuper() {
assertSyntaxError(constructor("super(), super();"));
assertSyntaxError(constructor("super(); super();"));
assertSyntaxError(constructor("super(); (super());"));
assertSyntaxError(constructor("super(); { super() }"));
assertSyntaxError(constructor("super(); (() => super())();"));
})();
(function NoSuperAfterThis() {
assertSyntaxError(constructor("this.a = 0, super();"));
assertSyntaxError(constructor("this.a = 0; super();"));
assertSyntaxError(constructor("this.a = 0; super(); this.b = 0;"));
assertSyntaxError(constructor("this.a = 0; (super());"));
assertSyntaxError(constructor("super(this.a = 0);"));
})();
(function NoReturnValue() {
assertSyntaxError(constructor("return {};"));
assertSyntaxError(constructor("return undefined;"));
assertSyntaxError(constructor("return this;"));
assertSyntaxError(constructor("return this.a = 0;"));
assertSyntaxError(constructor("{ return {}; }"));
assertSyntaxError(constructor("if (1) return {};"));
})();
(function NoReturnBeforeSuper() {
assertSyntaxError(constructor("return; super();"));
assertSyntaxError(constructor("if (0) return; super();"));
assertSyntaxError(constructor("{ return; } super();"));
})();
(function NoReturnBeforeThis() {
assertSyntaxError(constructor("return; this.a = 0;"));
assertSyntaxError(constructor("if (0) return; this.a = 0;"));
assertSyntaxError(constructor("{ return; } this.a = 0;"));
})();
(function NoThisExceptInitialization() {
assertSyntaxError(constructor("this;"));
assertSyntaxError(constructor("this.a;"));
assertSyntaxError(constructor("this['a'];"));
assertSyntaxError(constructor("this();"));
assertSyntaxError(constructor("this.a();"));
assertSyntaxError(constructor("this.a.b = 0;"));
assertSyntaxError(constructor("{ this }"));
assertSyntaxError(constructor("if (0) this;"));
// TODO(rossberg): this does not handle arrow functions yet.
// assertSyntaxError(constructor("() => this;"));
// assertSyntaxError(constructor("() => () => this;"));
// assertSyntaxError(constructor("() => { () => if (0) { this; } }"));
})();
(function NoNestedThis() {
assertSyntaxError(constructor("(this.a = 0);"));
assertSyntaxError(constructor("{ this.a = 0; }"));
assertSyntaxError(constructor("if (0) this.a = 0;"));
// TODO(rossberg): this does not handle arrow functions yet.
// assertSyntaxError(constructor("() => this.a = 0;"));
// assertSyntaxError(constructor("() => { this.a = 0; }"));
assertSyntaxError(constructor("label: this.a = 0;"));
})();
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