1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/js/src/jsversion.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,44 @@
1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
1.5 + * vim: set ts=8 sts=4 et sw=4 tw=99:
1.6 + * This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#ifndef jsversion_h
1.11 +#define jsversion_h
1.12 +
1.13 +/*
1.14 + * JS Capability Macros.
1.15 + */
1.16 +#define JS_HAS_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */
1.17 +#define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */
1.18 +#define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */
1.19 +#define JS_HAS_TOSOURCE 1 /* has Object/Array toSource method */
1.20 +#define JS_HAS_CATCH_GUARD 1 /* has exception handling catch guard */
1.21 +#define JS_HAS_UNEVAL 1 /* has uneval() top-level function */
1.22 +#define JS_HAS_CONST 1 /* has JS2 const as alternative var */
1.23 +#define JS_HAS_FUN_EXPR_STMT 1 /* has function expression statement */
1.24 +#define JS_HAS_NO_SUCH_METHOD 1 /* has o.__noSuchMethod__ handler */
1.25 +#define JS_HAS_FOR_EACH_IN 1 /* has for each (lhs in iterable) */
1.26 +#define JS_HAS_GENERATORS 1 /* has yield in generator function */
1.27 +#define JS_HAS_BLOCK_SCOPE 1 /* has block scope via let/arraycomp */
1.28 +#define JS_HAS_DESTRUCTURING 2 /* has [a,b] = ... or {p:a,q:b} = ... */
1.29 +#define JS_HAS_GENERATOR_EXPRS 1 /* has (expr for (lhs in iterable)) */
1.30 +#define JS_HAS_EXPR_CLOSURES 1 /* has function (formals) listexpr */
1.31 +
1.32 +/* Support for JS_NewGlobalObject. */
1.33 +#define JS_HAS_NEW_GLOBAL_OBJECT 1
1.34 +
1.35 +/* Support for JS_MakeSystemObject. */
1.36 +#define JS_HAS_MAKE_SYSTEM_OBJECT 1
1.37 +
1.38 +/* Feature-test macro for evolving destructuring support. */
1.39 +#define JS_HAS_DESTRUCTURING_SHORTHAND (JS_HAS_DESTRUCTURING == 2)
1.40 +
1.41 +/*
1.42 + * Feature for Object.prototype.__{define,lookup}{G,S}etter__ legacy support;
1.43 + * support likely to be made opt-in at some future time.
1.44 + */
1.45 +#define JS_OLD_GETTER_SETTER_METHODS 1
1.46 +
1.47 +#endif /* jsversion_h */
