/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- * * The contents of this file are subject to the Netscape Public * License Version 1.1 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.mozilla.org/NPL/ * * Software distributed under the License is distributed on an "AS * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or * implied. See the License for the specific language governing * rights and limitations under the License. * * The Original Code is Mozilla Communicator client code, released * March 31, 1998. * * The Initial Developer of the Original Code is Netscape * Communications Corporation. Portions created by Netscape are * Copyright (C) 1998 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the * terms of the GNU Public License (the "GPL"), in which case the * provisions of the GPL are applicable instead of those above. * If you wish to allow use of your version of this file only * under the terms of the GPL and not to allow others to use your * version of this file under the NPL, indicate your decision by * deleting the provisions above and replace them with the notice * and other provisions required by the GPL. If you do not delete * the provisions above, a recipient may use your version of this * file under either the NPL or the GPL. */ /* * JS configuration macros. */ #ifndef JS_VERSION #define JS_VERSION 150 #endif #if JS_VERSION == 100 #define JS_BUG_NULL_INDEX_PROPS 1 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 1 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 1 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 0 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 0 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 0 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 1 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 1 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 0 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 0 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 0 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 0 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 0 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 0 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 0 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 0 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 0 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 0 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 0 /* has fun.apply(obj, argArray) */ #define JS_HAS_CALL_FUNCTION 0 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 0 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 0 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 0 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 0 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 0 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 0 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 0 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 0 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 0 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 0 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 0 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 0 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 0 /* has exception handling */ #define JS_HAS_UNDEFINED 0 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 0 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 0 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 0 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 0 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 0 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 0 /* has error object hierarchy */ #define JS_HAS_CATCH_GUARD 0 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 0 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 0 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 0 /* has JS2 getter/setter functions */ #define JS_HAS_UNEVAL 0 /* has uneval() top-level function */ #define JS_HAS_CONST 0 /* has JS2 const as alternative var */ #define JS_HAS_FUN_EXPR_STMT 0 /* has function expression statement */ #define JS_HAS_LVALUE_RETURN 0 /* has o.item(i) = j; for native item */ #elif JS_VERSION == 110 #define JS_BUG_NULL_INDEX_PROPS 1 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 1 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 1 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 0 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 1 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 1 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 1 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 1 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 0 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 0 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 0 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 0 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 0 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 0 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 1 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 0 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 0 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 0 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 0 /* has apply(fun, arg1, ... argN) */ #define JS_HAS_CALL_FUNCTION 0 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 0 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 0 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 0 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 0 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 0 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 0 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 0 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 0 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 0 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 0 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 0 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 0 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 0 /* has exception handling */ #define JS_HAS_UNDEFINED 0 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 0 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 0 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 0 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 0 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 0 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 0 /* has error object hierarchy */ #define JS_HAS_CATCH_GUARD 0 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 0 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 0 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 0 /* has JS2 getter/setter functions */ #define JS_HAS_UNEVAL 0 /* has uneval() top-level function */ #define JS_HAS_CONST 0 /* has JS2 const as alternative var */ #define JS_HAS_FUN_EXPR_STMT 0 /* has function expression statement */ #define JS_HAS_LVALUE_RETURN 0 /* has o.item(i) = j; for native item */ #elif JS_VERSION == 120 #define JS_BUG_NULL_INDEX_PROPS 0 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 0 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 0 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 1 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 0 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 0 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 0 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 0 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 1 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 1 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 1 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 1 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 1 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 1 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 1 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 1 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 1 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 1 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 1 /* has apply(fun, arg1, ... argN) */ #define JS_HAS_CALL_FUNCTION 0 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 1 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 1 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 1 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 1 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 1 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 0 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 0 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 0 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 0 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 0 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 0 /* has exception handling */ #define JS_HAS_UNDEFINED 0 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 0 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 0 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 0 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 0 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 0 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 0 /* has error object hierarchy */ #define JS_HAS_CATCH_GUARD 0 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 0 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 0 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 0 /* has JS2 getter/setter functions */ #define JS_HAS_UNEVAL 0 /* has uneval() top-level function */ #define JS_HAS_CONST 0 /* has JS2 const as alternative var */ #define JS_HAS_FUN_EXPR_STMT 0 /* has function expression statement */ #define JS_HAS_LVALUE_RETURN 0 /* has o.item(i) = j; for native item */ #elif JS_VERSION == 130 #define JS_BUG_NULL_INDEX_PROPS 0 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 0 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 0 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 0 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 0 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 0 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 0 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 0 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 1 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 1 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 1 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 1 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 1 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 1 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 1 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 1 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 1 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 1 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 1 /* has apply(fun, arg1, ... argN) */ #define JS_HAS_CALL_FUNCTION 1 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 1 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 1 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 1 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 1 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 1 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 1 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 1 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 1 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 1 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 1 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 0 /* has exception handling */ #define JS_HAS_UNDEFINED 1 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 1 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 0 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 0 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 1 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 1 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 0 /* has error object hierarchy */ #define JS_HAS_CATCH_GUARD 0 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 0 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 0 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 0 /* has JS2 getter/setter functions */ #define JS_HAS_UNEVAL 0 /* has uneval() top-level function */ #define JS_HAS_CONST 0 /* has JS2 const as alternative var */ #define JS_HAS_FUN_EXPR_STMT 0 /* has function expression statement */ #define JS_HAS_LVALUE_RETURN 0 /* has o.item(i) = j; for native item */ #elif JS_VERSION == 140 #define JS_BUG_NULL_INDEX_PROPS 0 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 0 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 0 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 0 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 0 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 0 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 0 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 0 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 1 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 1 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 1 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 1 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 1 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 1 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 1 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 1 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 1 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 1 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 1 /* has apply(fun, arg1, ... argN) */ #define JS_HAS_CALL_FUNCTION 1 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 1 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 1 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 1 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 1 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 1 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 1 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 1 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 1 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 1 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 1 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 1 /* has exception handling */ #define JS_HAS_UNDEFINED 1 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 1 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 1 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 1 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 1 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 1 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 0 /* rt errors reflected as exceptions */ #define JS_HAS_CATCH_GUARD 0 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 0 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 0 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 0 /* has JS2 getter/setter functions */ #define JS_HAS_UNEVAL 0 /* has uneval() top-level function */ #define JS_HAS_CONST 0 /* has JS2 const as alternative var */ #define JS_HAS_FUN_EXPR_STMT 0 /* has function expression statement */ #define JS_HAS_LVALUE_RETURN 0 /* has o.item(i) = j; for native item */ #elif JS_VERSION == 150 #define JS_BUG_NULL_INDEX_PROPS 0 /* o[0] defaults to null, not void */ #define JS_BUG_EMPTY_INDEX_ZERO 0 /* o[""] is equivalent to o[0] */ #define JS_BUG_EAGER_TOSTRING 0 /* o.toString() trumps o.valueOf() */ #define JS_BUG_VOID_TOSTRING 0 /* void 0 + 0 == "undefined0" */ #define JS_BUG_EVAL_THIS_FUN 0 /* eval('this') in function f is f */ #define JS_BUG_EVAL_THIS_SCOPE 0 /* Math.eval('sin(x)') vs. local x */ #define JS_BUG_FALLIBLE_EQOPS 0 /* fallible/intransitive equality ops */ #define JS_BUG_FALLIBLE_TONUM 0 /* fallible ValueToNumber primitive */ #define JS_BUG_WITH_CLOSURE 0 /* with(o)function f(){} sets o.f */ #define JS_HAS_PROP_DELETE 1 /* delete o.p removes p from o */ #define JS_HAS_CALL_OBJECT 1 /* fun.caller is stack frame obj */ #define JS_HAS_LABEL_STATEMENT 1 /* has break/continue to label: */ #define JS_HAS_DO_WHILE_LOOP 1 /* has do {...} while (b) */ #define JS_HAS_SWITCH_STATEMENT 1 /* has switch (v) {case c: ...} */ #define JS_HAS_SOME_PERL_FUN 1 /* has array.join/reverse/sort */ #define JS_HAS_MORE_PERL_FUN 1 /* has array.push, str.substr, etc */ #define JS_HAS_VALUEOF_HINT 1 /* valueOf(hint) where hint is typeof */ #define JS_HAS_LEXICAL_CLOSURE 1 /* nested functions, lexically closed */ #define JS_HAS_APPLY_FUNCTION 1 /* has apply(fun, arg1, ... argN) */ #define JS_HAS_CALL_FUNCTION 1 /* has fun.call(obj, arg1, ... argN) */ #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ #define JS_HAS_REGEXPS 1 /* has perl r.e.s via RegExp, /pat/ */ #define JS_HAS_SEQUENCE_OPS 1 /* has array.slice, string.concat */ #define JS_HAS_INITIALIZERS 1 /* has var o = {'foo': 42, 'bar':3} */ #define JS_HAS_OBJ_WATCHPOINT 1 /* has o.watch and o.unwatch */ #define JS_HAS_EXPORT_IMPORT 1 /* has export fun; import obj.fun */ #define JS_HAS_EVAL_THIS_SCOPE 1 /* Math.eval is same as with (Math) */ #define JS_HAS_TRIPLE_EQOPS 1 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 1 /* has #n=, #n# for object literals */ #define JS_HAS_REPLACE_LAMBDA 1 /* has string.replace(re, lambda) */ #define JS_HAS_SCRIPT_OBJECT 1 /* has (new Script("x++")).exec() */ #define JS_HAS_XDR 1 /* has XDR API and object methods */ #define JS_HAS_EXCEPTIONS 1 /* has exception handling */ #define JS_HAS_UNDEFINED 1 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 1 /* has Object/Array toSource method */ #define JS_HAS_IN_OPERATOR 1 /* has in operator ('p' in {p:1}) */ #define JS_HAS_INSTANCEOF 1 /* has {p:1} instanceof Object */ #define JS_HAS_ARGS_OBJECT 1 /* has minimal ECMA arguments object */ #define JS_HAS_DEBUGGER_KEYWORD 1 /* has hook for debugger keyword */ #define JS_HAS_ERROR_EXCEPTIONS 1 /* rt errors reflected as exceptions */ #define JS_HAS_CATCH_GUARD 1 /* has exception handling catch guard */ #define JS_HAS_NEW_OBJ_METHODS 1 /* has Object.prototype query methods */ #define JS_HAS_SPARSE_ARRAYS 0 /* array methods preserve empty elems */ #define JS_HAS_DFLT_MSG_STRINGS 1 /* provides English error messages */ #define JS_HAS_NUMBER_FORMATS 1 /* numbers have formatting methods */ #define JS_HAS_GETTER_SETTER 1 /* has JS2 getter/setter functions */ #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_LVALUE_RETURN 1 /* has o.item(i) = j; for native item */ #else #error "unknown JS_VERSION" #endif