--- sbbs/include/mozilla/js/jsconfig.h 2018/04/24 16:41:23 1.1.1.1 +++ sbbs/include/mozilla/js/jsconfig.h 2018/04/24 16:41:58 1.1.1.2 @@ -41,14 +41,14 @@ * JS configuration macros. */ #ifndef JS_VERSION -#define JS_VERSION 150 +#define JS_VERSION 170 #endif /* * Compile-time JS version configuration. The JS version numbers lie on the * number line like so: * - * 1.0 1.1 1.2 1.3 1.4 ECMAv3 1.5 + * 1.0 1.1 1.2 1.3 1.4 ECMAv3 1.5 1.6 * ^ ^ * | | * basis for ECMAv1 close to ECMAv2 @@ -58,15 +58,19 @@ * <= JSVERSION_1_4 to mean "before the Third Edition of ECMA-262" and version * > JSVERSION_1_4 to mean "at or after the Third Edition". * - * In the unlikely event that SpiderMonkey ever implements JavaScript 2.0, or - * ECMA-262 Edition 4 (JS2 without certain extensions), the version number to - * use would be near 200, or greater. + * In the (likely?) event that SpiderMonkey grows to implement JavaScript 2.0, + * or ECMA-262 Edition 4 (JS2 without certain extensions), the version number + * to use would be near 200, or greater. * * The JS_VERSION_ECMA_3 version is the minimal configuration conforming to * the ECMA-262 Edition 3 specification. Use it for minimal embeddings, where * you're sure you don't need any of the extensions disabled in this version. * In order to facilitate testing, JS_HAS_OBJ_PROTO_PROP is defined as part of * the JS_VERSION_ECMA_3_TEST version. + * + * To keep things sane in the modern age, where we need exceptions in order to + * implement, e.g., iterators and generators, we are dropping support for all + * versions <= 1.4. */ #define JS_VERSION_ECMA_3 148 #define JS_VERSION_ECMA_3_TEST 149 @@ -74,416 +78,131 @@ #if JS_VERSION == JS_VERSION_ECMA_3 || \ JS_VERSION == JS_VERSION_ECMA_3_TEST -#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, array.pop, etc */ #define JS_HAS_STR_HTML_HELPERS 0 /* has str.anchor, str.bold, etc. */ #define JS_HAS_PERL_SUBSTR 0 /* has str.substr */ -#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 fun.apply(obj, argArray) */ -#define JS_HAS_CALL_FUNCTION 1 /* has fun.call(obj, arg1, ... argN) */ #if JS_VERSION == JS_VERSION_ECMA_3_TEST #define JS_HAS_OBJ_PROTO_PROP 1 /* has o.__proto__ etc. */ #else #define JS_HAS_OBJ_PROTO_PROP 0 /* has o.__proto__ etc. */ #endif -#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 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 1 /* has === and !== identity eqops */ #define JS_HAS_SHARP_VARS 0 /* has #n=, #n# for object literals */ -#define JS_HAS_REPLACE_LAMBDA 1 /* 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 internal support */ #define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script methods */ -#define JS_HAS_EXCEPTIONS 1 /* has exception handling */ -#define JS_HAS_UNDEFINED 1 /* has global "undefined" property */ #define JS_HAS_TOSOURCE 0 /* 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 0 /* has hook for debugger keyword */ -#define JS_HAS_ERROR_EXCEPTIONS 1 /* has error object hierarchy */ #define JS_HAS_CATCH_GUARD 0 /* 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 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 1 /* has o.item(i) = j; for native item */ #define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ +#define JS_HAS_XML_SUPPORT 0 /* has ECMAScript for XML support */ +#define JS_HAS_ARRAY_EXTRAS 0 /* has indexOf and Lispy extras */ +#define JS_HAS_GENERATORS 0 /* has yield in generator function */ +#define JS_HAS_BLOCK_SCOPE 0 /* has block scope via let/arraycomp */ +#define JS_HAS_DESTRUCTURING 0 /* has [a,b] = ... or {p:a,q:b} = ... */ -#elif 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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ -#define JS_HAS_PERL_SUBSTR 0 /* has str.substr */ -#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 internal support */ -#define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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 */ -#define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ - -#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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ -#define JS_HAS_PERL_SUBSTR 0 /* has str.substr */ -#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 internal support */ -#define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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 */ -#define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ - -#elif JS_VERSION == 120 +#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 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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ -#define JS_HAS_PERL_SUBSTR 1 /* has str.substr */ -#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 internal support */ -#define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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 */ -#define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ +#error "unsupported JS_VERSION" -#elif JS_VERSION == 130 +#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 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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ #define JS_HAS_PERL_SUBSTR 1 /* has str.substr */ -#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 internal support */ #define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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_CATCH_GUARD 1 /* has exception handling catch guard */ #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 */ -#define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ +#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 */ +#define JS_HAS_NO_SUCH_METHOD 1 /* has o.__noSuchMethod__ handler */ +#define JS_HAS_XML_SUPPORT 0 /* has ECMAScript for XML support */ +#define JS_HAS_ARRAY_EXTRAS 0 /* has indexOf and Lispy extras */ +#define JS_HAS_GENERATORS 0 /* has yield in generator function */ +#define JS_HAS_BLOCK_SCOPE 0 /* has block scope via let/arraycomp */ +#define JS_HAS_DESTRUCTURING 0 /* has [a,b] = ... or {p:a,q:b} = ... */ -#elif JS_VERSION == 140 +#elif JS_VERSION == 160 -#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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ #define JS_HAS_PERL_SUBSTR 1 /* has str.substr */ -#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 internal support */ #define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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_CATCH_GUARD 1 /* has exception handling catch guard */ #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 */ -#define JS_HAS_NO_SUCH_METHOD 0 /* has o.__noSuchMethod__ handler */ +#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 */ +#define JS_HAS_NO_SUCH_METHOD 1 /* has o.__noSuchMethod__ handler */ +#define JS_HAS_XML_SUPPORT 1 /* has ECMAScript for XML support */ +#define JS_HAS_ARRAY_EXTRAS 1 /* has indexOf and Lispy extras */ +#define JS_HAS_GENERATORS 0 /* has yield in generator function */ +#define JS_HAS_BLOCK_SCOPE 0 /* has block scope via let/arraycomp */ +#define JS_HAS_DESTRUCTURING 0 /* has [a,b] = ... or {p:a,q:b} = ... */ -#elif JS_VERSION == 150 +#elif JS_VERSION == 170 -#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_STR_HTML_HELPERS 1 /* has str.anchor, str.bold, etc. */ #define JS_HAS_PERL_SUBSTR 1 /* has str.substr */ -#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 internal support */ #define JS_HAS_XDR_FREEZE_THAW 0 /* has XDR freeze/thaw script 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 */ #define JS_HAS_NO_SUCH_METHOD 1 /* has o.__noSuchMethod__ handler */ +#define JS_HAS_XML_SUPPORT 1 /* has ECMAScript for XML support */ +#define JS_HAS_ARRAY_EXTRAS 1 /* has indexOf and Lispy extras */ +#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 1 /* has [a,b] = ... or {p:a,q:b} = ... */ #else #error "unknown JS_VERSION" #endif + +/* Features that are present in all versions. */ +#define JS_HAS_RESERVED_JAVA_KEYWORDS 1 +#define JS_HAS_RESERVED_ECMA_KEYWORDS 1 +