| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #ifndef jsversion_h |
| #define jsversion_h |
| |
| /* |
| * Deprecated JS_VERSION handler. |
| */ |
| #ifdef JS_VERSION |
| # if JS_VERSION == 185 |
| # warning "JS_VERSION defined but unsupported (legacy)" |
| # elif JS_VERSION < 185 |
| # error "Unsupported JS_VERSION" |
| # else |
| # error "Unknown JS_VERSION" |
| # endif |
| #endif |
| |
| /* |
| * JS Capability Macros. |
| */ |
| #define JS_HAS_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ |
| #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ |
| #define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */ |
| #define JS_HAS_TOSOURCE 1 /* has Object/Array toSource method */ |
| #define JS_HAS_CATCH_GUARD 1 /* has exception handling catch guard */ |
| #define JS_HAS_UNEVAL 1 /* has uneval() top-level function */ |
| #define JS_HAS_CONST 1 /* has JS2 const as alternative var */ |
| #define JS_HAS_FUN_EXPR_STMT 1 /* has function expression statement */ |
| #define JS_HAS_NO_SUCH_METHOD 1 /* has o.__noSuchMethod__ handler */ |
| #define JS_HAS_FOR_EACH_IN 1 /* has for each (lhs in iterable) */ |
| #define JS_HAS_GENERATORS 1 /* has yield in generator function */ |
| #define JS_HAS_BLOCK_SCOPE 1 /* has block scope via let/arraycomp */ |
| #define JS_HAS_DESTRUCTURING 2 /* has [a,b] = ... or {p:a,q:b} = ... */ |
| #define JS_HAS_GENERATOR_EXPRS 1 /* has (expr for (lhs in iterable)) */ |
| #define JS_HAS_EXPR_CLOSURES 1 /* has function (formals) listexpr */ |
| |
| /* Support for JS_NewGlobalObject. */ |
| #define JS_HAS_NEW_GLOBAL_OBJECT 1 |
| |
| /* Support for JS_MakeSystemObject. */ |
| #define JS_HAS_MAKE_SYSTEM_OBJECT 1 |
| |
| /* Feature-test macro for evolving destructuring support. */ |
| #define JS_HAS_DESTRUCTURING_SHORTHAND (JS_HAS_DESTRUCTURING == 2) |
| |
| /* |
| * Feature for Object.prototype.__{define,lookup}{G,S}etter__ legacy support; |
| * support likely to be made opt-in at some future time. |
| */ |
| #define OLD_GETTER_SETTER_METHODS 1 |
| |
| /* A kill-switch for bug 586842. Embedders shouldn't touch this! */ |
| #define USE_NEW_OBJECT_REPRESENTATION 0 |
| |
| #if USE_NEW_OBJECT_REPRESENTATION |
| # define NEW_OBJECT_REPRESENTATION_ONLY() ((void)0) |
| #else |
| # define NEW_OBJECT_REPRESENTATION_ONLY() \ |
| MOZ_NOT_REACHED("don't call this! to be used in the new object representation") |
| #endif |
| |
| #endif /* jsversion_h */ |
