blob: 2d3b1de36caecf832cd28db46354348eb4062fed [file] [log] [blame]
Changes with njs 0.4.1 19 May 2020
*) Feature: added support for multi-value headers in r.headersIn.
*) Feature: introduced raw headers API.
*) Feature: added TypedScript API description.
Core:
*) Bugfix: fixed Array.prototype.slice() for sparse arrays.
Changes with njs 0.4.0 23 Apr 2020
nginx modules:
*) Feature: added js_import directive.
*) Feature: added support for multi-value headers in r.headersOut.
*) Improvement: iteration over r.headersOut with special headers.
*) Improvement: iteration over r.headersOut with duplicates.
*) Change: r.responseBody property handler now returns "undefined"
instead of throwing an exception if response body is not available.
Core:
*) Feature: added script arguments support in CLI.
*) Feature: converting externals values to native js objects.
*) Bugfix: fixed NULL-pointer dereference in "__proto__" property
handler.
*) Bugfix: fixed handling of no-newline at the end of the script.
*) Bugfix: fixed RegExp() constructor with empty pattern and
non-empty flags.
*) Bugfix: fixed String.prototype.replace() when function
returns non-string.
*) Bugfix: fixed reading of pseudofiles in "fs".
Changes with njs 0.3.9 03 Mar 2020
nginx modules:
*) Feature: added detached mode for r.subrequest(). Responses to
detached subrequests are ignored. Unlike ordinary subrequests,
a detached subrequest can be created inside a variable handler.
Core:
*) Feature: added promises API for "fs" module.
Thanks to Artem S. Povalyukhin.
*) Feature: extended "fs" module. Added access(), symlink(), unlink(),
realpath() and friends.
Thanks to Artem S. Povalyukhin.
*) Improvement: introduced memory-efficient ordinary arrays.
*) Improvement: lexer refactoring.
*) Bugfix: fixed matching of native functions in backtraces.
*) Bugfix: fixed callback invocations in "fs" module.
Thanks to Artem S. Povalyukhin.
*) Bugfix: fixed Object.getOwnPropertySymbols().
*) Bugfix: fixed heap-buffer-overflow in njs_json_append_string().
*) Bugfix: fixed encodeURI() and decodeURI() according to
the specification.
*) Bugfix: fixed Number.prototype.toPrecision().
*) Bugfix: fixed handling of space argument in JSON.stringify().
*) Bugfix: fixed JSON.stringify() with Number() and String() objects.
*) Bugfix: fixed Unicode Escaping in JSON.stringify() according
to specification.
*) Bugfix: fixed non-native module importing.
Thanks to 洪志道 (Hong Zhi Dao).
*) Bugfix: fixed njs.dump() with the Date() instance in a container.
Changes with njs 0.3.8 21 Jan 2020
nginx modules:
*) Feature: added Promise support for r.subrequest(). If callback
is not provided r.subrequest() returns an ordinary Promise object
that resolves to subrequest response object.
*) Change: r.parent property handler now returns "undefined"
instead of throwing exception if parent object is not available.
Core:
*) Feature: added Promise support. Implemented according to
the specification without: Promise.all(), Promise.allSettled(),
Promise.race().
*) Feature: added initial Typed-arrays support.
Thanks to Tiago Natel de Moura.
*) Feature: added ArrayBuffer support.
Thanks to Tiago Natel de Moura.
*) Feature: added initial Symbol support.
Thanks to Artem S. Povalyukhin.
*) Feature: added externals support for JSON.stringify().
*) Feature: added Object.is().
Thanks to Artem S. Povalyukhin.
*) Feature: added Object.setPrototypeOf().
Thanks to Artem S. Povalyukhin.
*) Feature: introduced nullish coalescing operator.
Thanks to Valentin Bartenev.
*) Bugfix: fixed Object.getPrototypeOf() according to the
specification.
*) Bugfix: fixed Object.prototype.valueOf() according to the
specification.
*) Bugfix: fixed JSON.stringify() with unprintable values and
replacer function.
*) Bugfix: fixed operator "in" according to the specification.
*) Bugfix: fixed Object.defineProperties() according to the
specification.
*) Bugfix: fixed Object.create() according to the specification.
Thanks to Artem S. Povalyukhin.
*) Bugfix: fixed Number.prototype.toString(radix) when
fast-math is enabled.
*) Bugfix: fixed RegExp() instance properties.
*) Bugfix: fixed import segfault.
Thanks to 洪志道 (Hong Zhi Dao).
Changes with njs 0.3.7 19 Nov 2019
nginx modules:
*) Improvement: refactored iteration over external objects.
Core:
*) Feature: added Object.assign().
*) Feature: added Array.prototype.copyWithin().
*) Feature: added support for labels in console.time().
*) Change: removed console.help() from CLI.
*) Improvement: moved constructors and top-level objects to
global object.
*) Improvement: arguments validation for configure script.
*) Improvement: refactored JSON methods.
*) Bugfix: fixed heap-buffer-overflow in njs_array_reverse_iterator()
function. The following functions were affected:
Array.prototype.lastIndexOf(), Array.prototype.reduceRight().
*) Bugfix: fixed [[Prototype]] slot of NativeErrors.
*) Bugfix: fixed NativeError.prototype.message properties.
*) Bugfix: added conversion of "this" value to object in
Array.prototype functions.
*) Bugfix: fixed iterator for Array.prototype.find() and
Array.prototype.findIndex() functions.
*) Bugfix: fixed Array.prototype.includes() and
Array.prototype.join() with "undefined" argument.
*) Bugfix: fixed "constructor" property of "Hash" and "Hmac"
objects.
*) Bugfix: fixed "__proto__" property of getters and setters.
*) Bugfix: fixed "Date" object string formatting.
*) Bugfix: fixed handling of NaN and -0 arguments in Math.min()
and Math.max().
*) Bugfix: fixed Math.round() according to the specification.
*) Bugfix: reimplemented "bound" functions according to
the specification.
Changes with njs 0.3.6 22 Oct 2019
nginx modules:
*) Improvement: getting special headers from r.headersIn.
Core:
*) Feature: added new Function() support.
*) Feature: added Number.prototype.toFixed().
*) Feature: added Number.prototype.toPrecision().
*) Feature: added Number.prototype.toExponential().
*) Improvement: making "prototype" property of function
instances writable.
*) Improvement: limiting recursion depth while compiling.
*) Improvement: moving global functions to the global object.
*) Bugfix: fixed prototype mutation for object literals.
*) Bugfix: fixed heap-buffer-overflow while parsing regexp literals.
*) Bugfix: fixed integer-overflow while parsing exponent
of number literals.
*) Bugfix: fixed parseFloat().
*) Bugfix: fixed Array.prototype functions according to the specification.
The following functions were fixed: every, includes, indexOf, filter,
find, findIndex, forEach, lastIndexOf, map, pop, push, reduce,
reduceRight, shift, some, unshift.
*) Bugfix: fixed handing of accessor descriptors in Object.freeze().
*) Bugfix: fixed String.prototype.replace() when first argument
is not a string.
*) Bugfix: fixed stack-use-after-scope in Array.prototype.map().
*) Bugfix: Date.prototype.toUTCString() format was aligned to ES9.
*) Bugfix: fixed buffer overflow in Number.prototype.toString(radix).
*) Bugfix: fixed Regexp.prototype.test() for regexps with backreferences.
*) Bugfix: fixed Array.prototype.map() for objects with nonexistent values.
*) Bugfix: fixed Array.prototype.pop() and shift() for sparse objects.
*) Bugfix: fixed Date.UTC() according to the specification.
*) Bugfix: fixed Date() constructor according to the specification.
*) Bugfix: fixed type of Date.prototype.
Thanks to Artem S. Povalyukhin.
*) Bugfix: fixed Date.prototype.setTime().
Thanks to Artem S. Povalyukhin.
*) Bugfix: fixed default number of arguments expected by built-in functions.
*) Bugfix: fixed "caller" and "arguments" properties of a function instance.
Thanks to Artem S. Povalyukhin.
Changes with njs 0.3.5 15 Aug 2019
Core:
*) Bugfix: fixed module importing using require(). The bug was
introduced in 0.3.4.
*) Bugfix: fixed [[SetPrototypeOf]].
Changes with njs 0.3.4 13 Aug 2019
Core:
*) Feature: added Object shorthand methods and computed property
names. Thanks to 洪志道 (Hong Zhi Dao) and Artem S. Povalyukhin.
*) Feature: added getter/setter literal support.
Thanks to 洪志道 (Hong Zhi Dao) and Artem S. Povalyukhin.
*) Feature: added fs.renameSync().
*) Feature: added String.prototype.trimStart() and
String.prototype.trimEnd().
*) Improvement: added memory-sanitizer support.
*) Improvement: Unicode case tables updated to version 12.1.
*) Improvement: added UTF8 validation for string literals.
*) Bugfix: fixed reading files with zero size in fs.readFileSync().
*) Bugfix: extended the list of space separators in
String.prototype.trim().
*) Bugfix: fixed using of uninitialized value in
String.prototype.padStart().
*) Bugfix: fixed String.prototype.replace() for '$0' and '$&'
replacement string.
*) Bugfix: fixed String.prototype.replace() for byte strings with
regex argument.
*) Bugfix: fixed global match in String.prototype.replace()
with regexp argument.
*) Bugfix: fixed Array.prototype.slice() for primitive types.
*) Bugfix: fixed heap-buffer-overflow while importing module.
*) Bugfix: fixed UTF-8 character escaping.
*) Bugfix: fixed Object.values() and Object.entries() for shared
objects.
*) Bugfix: fixed uninitialized memory access in
String.prototype.match().
*) Bugfix: fixed String.prototype.match() for byte strings with
regex argument.
*) Bugfix: fixed Array.prototype.lastIndexOf() with undefined
arguments.
*) Bugfix: fixed String.prototype.substring() with empty substring.
*) Bugfix: fixed invalid memory access in
String.prototype.substring().
*) Bugfix: fixed String.fromCharCode() for code points > 65535
and NaN.
*) Bugfix: fixed String.prototype.toLowerCase() and
String.prototype.toUpperCase().
*) Bugfix: fixed Error() constructor with no arguments.
*) Bugfix: fixed "in" operator for values with accessor descriptors.
*) Bugfix: fixed Object.defineProperty() for non-boolean descriptor
props.
*) Bugfix: fixed Error.prototype.toString() with UTF8 string
properties.
*) Bugfix: fixed Error.prototype.toString() with non-string values
for "name" and "message".
Changes with njs 0.3.3 25 Jun 2019
nginx modules:
*) Improvement: getting of special response headers in headersOut.
*) Improvement: working with unknown methods in subrequest().
*) Improvement: added support for null as a second argument
of r.subrequest().
*) Bugfix: fixed processing empty output chain in stream body filter.
Core:
*) Feature: added runtime support for property getter/setter.
Thanks to 洪志道 (Hong Zhi Dao) and Artem S. Povalyukhin.
*) Feature: added "process" global object.
*) Feature: writable most of built-in properties and methods.
*) Feature: added generic implementation of Array.prototype.fill().
*) Bugfix: fixed integer-overflow in String.prototype.concat().
*) Bugfix: fixed setting of object properties.
*) Bugfix: fixed Array.prototype.toString().
*) Bugfix: fixed Date.prototype.toJSON().
*) Bugfix: fixed overwriting "constructor" property of built-in
prototypes.
*) Bugfix: fixed processing of invalid surrogate pairs in strings.
*) Bugfix: fixed processing of invalid surrogate pairs in JSON
strings.
*) Bugfix: fixed heap-buffer-overflow in toUpperCase() and
toLowerCase().
*) Bugfix: fixed escaping lone closing square brackets in RegExp()
constructor.
*) Bugfix: fixed String.prototype.toBytes() for ASCII strings.
*) Bugfix: fixed handling zero byte characters inside RegExp
pattern strings.
*) Bugfix: fixed String.prototype.toBytes() for ASCII strings.
*) Bugfix: fixed truth value of JSON numbers in JSON.parse().
*) Bugfix: fixed use-of-uninitialized-value in
njs_string_replace_join().
*) Bugfix: fixed parseInt('-0').
Thanks to Artem S. Povalyukhin.
Changes with njs 0.3.2 21 May 2019
Core:
*) Feature: added support for template literals.
Thanks to 洪志道 (Hong Zhi Dao) and Artem S. Povalyukhin.
*) Feature: executing command from command line arguments.
*) Feature: added support for RegExp "groups" object (ES9).
*) Feature: added block scoped function definitions support.
*) Feature: added support for building with GNU Readline library.
*) Feature: made configurable "length", "name", and most of built-in
methods.
*) Feature: made all constructor properties configurable.
*) Bugfix: fixed Regexp.prototype.exec() for Unicode-only regexps.
*) Bugfix: fixed njs_vm_value_dump() for empty string values.
*) Bugfix: fixed RegExp constructor for regexp value arguments.
*) Bugfix: fixed walking over prototypes chain during iteration
over an object.
*) Bugfix: fixed overflow in Array.prototype.concat().
*) Bugfix: fixed length calculation for UTF-8 string with escape
characters.
*) Bugfix: fixed parsing surrogate pair presents as UTF-16 escape
sequences.
*) Bugfix: fixed processing asterisk quantifier for
String.prototype.match().
*) Bugfix: fixed Date() constructor with one argument.
*) Bugfix: fixed arrays expansion.
*) Bugfix: fixed heap-buffer-overflow in String.prototype.replace().
*) Bugfix: fixed heap-buffer-overflow in
String.prototype.lastIndexOf().
*) Bugfix: fixed regexp literals parsing with escaped backslash and
backslash in square brackets.
*) Bugfix: fixed regexp literals with lone closing brackets.
*) Bugfix: fixed uninitialized-memory-access in
Object.defineProperties().
*) Bugfix: fixed processing "*" quantifier for
String.prototype.replace().
*) Bugfix: fixed Array.prototype.slice() for UTF8-invalid byte
strings.
*) Bugfix: fixed String.prototype.split() for UTF8-invalid byte
strings.
*) Bugfix: fixed handling of empty block statements.
Changes with njs 0.3.1 16 Apr 2019
Core:
*) Feature: added arrow functions support.
Thanks to 洪志道 (Hong Zhi Dao) and Artem S. Povalyukhin.
*) Feature: added Object.getOwnPropertyNames().
Thanks to Artem S. Povalyukhin.
*) Feature: added Object.getOwnPropertyDescriptors().
Thanks to Artem S. Povalyukhin.
*) Feature: making __proto__ accessor descriptor of Object instances
mutable.
*) Feature: added shebang support in CLI.
*) Feature: added support for module mode execution in CLI. In module
mode global this is unavailable.
*) Bugfix: fixed editline detection.
*) Bugfix: fixed Function.prototype.bind().
Thanks to 洪志道 (Hong Zhi Dao).
*) Bugfix: fixed checking of duplication of parameters for functions.
Thanks to 洪志道 (Hong Zhi Dao).
*) Bugfix: fixed function declaration with the same name as a variable.
Thanks to 洪志道 (Hong Zhi Dao).
*) Improvement: code related to parsing of objects, variables and
functions is refactored.
Thanks to 洪志道 (Hong Zhi Dao).
*) Improvement: console.log() improved for outputting large values.
*) Improvement: console.log() improved for outputting strings in a
compliant way (without escaping and quotes).
*) Improvement: using ES6 version of ToInt32(), ToUint32(), ToLength().
Changes with njs 0.3.0 26 Mar 2019
nginx modules:
*) Feature: added js_path directive.
*) Change: returning undefined value instead of empty strings
for absent properties in the following objects: r.args,
r.headersIn, r.headersOut, r.variables, s.variables.
*) Change: returning undefined value instead of throwing an
exception for r.requestBody when request body is unavailable.
*) Bugfix: fixed crash while iterating over r.args when a value is
absent in a key-value pair.
Core:
*) Feature: added initial ES6 modules support. Default import and
default export statements are supported.
Thanks to 洪志道 (Hong Zhi Dao).
*) Feature: added Object.prototype.propertyIsEnumerable().
*) Feature: reporting file name and function name in disassembler
output.
*) Bugfix: fixed function redeclarations in interactive shell.
Thanks to 洪志道 (Hong Zhi Dao).
*) Bugfix: fixed RegExp literals parsing.
*) Bugfix: fixed setting length of UTF8 string in fs.readFileSync().
*) Bugfix: fixed nxt_file_dirname() for paths with no dir component.
Changes with njs 0.2.8 26 Feb 2019
nginx modules:
*) Change: properties of HTTP request deprecarted in 0.2.2 are
removed.
*) Feature: added support for delete operation in r.headersOut.
*) Feature: added support for setting nginx variables.
*) Bugfix: fixed r.subrequest() for empty body value.
*) Improvement: setting special response headers in r.headersOut.
Core:
*) Feature: added labels support.
*) Feature: added setImmediate() method.
*) Feature: added support for shorthand property names for Object
literals.
*) Bugfix: fixed Function.prototype.bind().
*) Bugfix: fixed parsing of string literals containing newline
characters.
*) Bugfix: fixed line number in reporting variable reference errors.
*) Bugfix: fixed creation of long UTF8 strings.
*) Bugfix: fixed String.prototype.split() for unicode strings.
*) Bugfix: fixed heap-buffer-overflow in String.prototype.split().
*) Bugfix: fixed Array.prototype.fill().
Thanks to Artem S. Povalyukhin.
*) Improvement: code related to function invocation is refactored.
Thanks to 洪志道 (Hong Zhi Dao).
*) Improvement: code related to variables is refactored.
Thanks to 洪志道 (Hong Zhi Dao).
*) Improvement: parser is refactored.
Thanks to 洪志道 (Hong Zhi Dao).
*) Improvement: reporting filenames in exceptions.
Changes with njs 0.2.7 25 Dec 2018
Core:
*) Feature: rest parameters syntax (destructuring is not supported).
Thanks to Alexander Pyshchev.
*) Feature: added Object.entries() method.
*) Feature: added Object.values() method.
*) Improvement: code generator refactored and simplified.
*) Bugfix: fixed automatic semicolon insertion.
*) Bugfix: fixed assignment expression from compound assignment.
*) Bugfix: fixed comparison of Byte and UTF8 strings.
*) Bugfix: fixed type of iteration variable in for-in with array
values.
*) Bugfix: fixed building on paltforms without librt.
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.6 27 Nov 2018
Core:
*) Feature: making built-in prototypes mutable.
*) Feature: making global object mutable.
*) Feature: console.time() and console.timeEnd() methods.
*) Feature: allowing variables and functions to be redeclared.
*) Feature: extending Object.defineProperty() spec conformance.
*) Feature: introduced quiet mode for CLI to handle simple expressions
from stdin.
*) Feature: introduced compact form of backtraces to handle stack
overflows.
*) Improvement: improved wording for various exceptions.
*) Bugfix: fixed closure values handling.
*) Bugfix: fixed equality operator for various value types.
*) Bugfix: fixed handling of "this" keyword in various scopes.
*) Bugfix: fixed handling non-object values in Object.keys().
*) Bugfix: fixed parsing of throw statement inside if statement.
*) Bugfix: fixed parsing of newline after throw statement.
*) Bugfix: fixed parsing of statements in if statement without newline.
*) Bugfix: fixed size uint32_t overflow in njs_array_expand().
*) Bugfix: fixed typeof operator for object_value type.
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.5 30 Oct 2018
nginx modules:
*) Bugfix: fixed counting pending events in stream module.
*) Bugfix: fixed s.off() in stream module.
*) Bugfix: fixed processing of data chunks in js_filter in stream module.
*) Bugfix: fixed http status and contentType getter in http module.
*) Bugfix: fixed http response and parent getters in http module.
Core:
*) Feature: arguments object support.
*) Feature: non-integer fractions support.
*) Improvement: handling non-array values in Array.prototype.slice().
*) Bugfix: fixed Array.prototype.length setter.
*) Bugfix: fixed njs_array_alloc() for length > 2**31.
*) Bugfix: handling int overflow in njs_array_alloc() on 32bit
archs.
*) Bugfix: fixed code size mismatch error message.
*) Bugfix: fixed delete operator in a loop.
*) Bugfix: fixed Object.getOwnPropertyDescriptor() for complex
object (inherited from Array and string values).
*) Bugfix: fixed Object.prototype.hasOwnProperty() for non-object
properties.
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.4 18 Aug 2018
nginx modules:
*) Change: stream module handlers are refactored.
New methods and properties:
s.on(), s.off(), s.allow(), s.done(), s.decline(),
s.deny().
Removed properties of Stream object:
s.OK, s.ABORT, s.AGAIN, s.DECLINED, s.ERROR (replaced
with s.allow(), s.done([code]), s.deny()).
s.buffer (for reading replaced with data argument of
the corresponding callback, for writing use s.send()).
s.fromUpstream (replaced with a callback for a corresponding
event).
s.eof (replaced with flags.last).
Core:
*) Feature: added Function.prototype.length.
*) Feature: introduced sandboxing mode.
*) Improvement: added exception strings where appropriate.
*) Improvement: improved wording for primitive type conversion
exception.
*) Bugfix: throwing TypeError for attempts to change frozen
properties.
*) Bugfix: fixed Object.defineProperty() for existing properties.
*) Bugfix: respecting the enumerable attribute while iterating
by for in.
*) Bugfix: respecting writable attribute for property handlers.
*) Bugfix: fixed exception handling in arguments of a function.
*) Bugfix: fixed Object.prototype.toString for different
value types.
*) Bugfix: fixed Object() constructor for object types arguments.
*) Bugfix: fixed comparison of objects and strings.
*) Bugfix: fixed String.slice() for undefined arguments.
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.3 31 Jul 2018
nginx modules:
*) Bugfix: making a subrequest from a Reply object caused
a segmentation fault.
*) Bugfix: getting the parent property of the main Request
object caused a segmentation fault.
Core:
*) Feature: added the pretty string representation for values.
*) Feature: correctly printing floating point numbers.
*) Feature: correctly parsing floating point numbers.
*) Feature: String.bytesFrom() method (decoding hex, base64,
base64url into a byte string).
*) Feature: String.padStart() and String.padEnd() methods.
*) Feature: added support of binary literals.
*) Improvement: added information about illegal token in number parsing.
*) Improvement: allowed uppercased O in octal literal values.
*) Improvement: added support for multiple arguments in console.log().
*) Bugfix: fixed applying call() to methods of external values.
*) Bugfix: fixed addition operator applied to an object.
*) Bugfix: fixed exception handling in njs_vm_value_to_ext_string().
*) Bugfix: fixed Number() with boolean, null and undefined arguments.
*) Bugfix: fixed error handling of setting non-numeric Array.length.
*) Bugfix: fixed autocompletion for global objects.
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.2 19 Jun 2018
nginx modules:
*) Change: merged HTTP Response and Reply into Request.
New members of Request:
req.status (res.status)
req.parent (reply.parent)
req.requestBody (req.body)
req.responseBody (reply.body)
req.headersIn (req.headers)
req.headersOut (res.headers)
req.sendHeader() (res.sendHeader())
req.send() (res.send())
req.finish() (res.finish())
req.return() (res.return())
Deprecated members of Request:
req.body (use req.requestBody or req.responseBody)
req.headers (use req.headersIn or req.headersOut)
req.response
Deprecated members of Response:
res.contentLength (use req.headersOut['Content-Length'])
res.contentType (use req.headersOut['Content-Type'])
The deprecated properties will be removed in the following
releases.
*) Feature: HTTP internalRedirect() method.
Core:
*) Bugfix: fixed heap-buffer-overflow in crypto.createHmac().
Changes with njs 0.2.1 31 May 2018
nginx modules:
*) Feature: HTTP request body getter.
*) Improvement: moved njs vm to the main configuration.
*) Improvement: improved logging for js_set and js_content directives.
*) Improvement: setting status code to 500 by default in
js_content handler.
*) Improvement: added the debug for the returned status code in
js_content.
*) Bugfix: fixed error logging in js_include.
Core:
*) Feature: added array length setter.
*) Improvement: public header cleanup. njscript.h is renamed to njs.h.
*) Bugfix: fixed crypto update() method after digest() is called.
*) Bugfix: fixed crypto.createHmac() for keys with size >= alg size
and < 64.
*) Bugfix: fixed JSON.stringify() for arrays with empty cells.
*) Bugfix: fixed exception type for unsupported types in
JSON.stringify().
*) Bugfix: fixed handling of undefined arguments of functions.
*) Bugfix: fixed handling of missing arg of
Object.getOwnPropertyDescriptor().
*) Bugfix: fixed handling of properties in
Object.getOwnPropertyDescriptor().
*) Bugfix: fixed the writeable flag of Array.length property.
*) Bugfix: fixed return value type of clearTimeout().
*) Bugfix: fixed njs_vm_external_bind().
*) Bugfix: miscellaneous additional bugs have been fixed.
Changes with njs 0.2.0 3 Apr 2018
*) Feature: reporting njs version by CLI.
*) Feature: textual description for type converting exceptions.
*) Feature: setTimeout() and clearTimeout() methods.
*) Feature: Byte string to hex, base64, base64url encodings.
*) Feature: Node.js style crypto methods.
*) Feature: HTTP and stream warn() and error() methods.
*) Feature: HTTP subrequest() method.
*) Feature: HTTP return() method.
*) Bugfix: miscellaneous bugs have been fixed in the core and
interactive shell.
Changes with njs 0.1.15 20 Nov 2017
*) Feature: Error, EvalError, InternalError, RangeError,
ReferenceError, SyntaxError, TypeError, URIError objects.
*) Feature: octal literals support.
*) Feature: File system access fs.readFile(), fs.readFileSync(),
fs.appendFile(), fs.appendFileSync(), fs.writeFile(),
fs.writeFileSync() methods.
*) Feature: nginx modules print backtrace on exception.
*) Bugfix: miscellaneous bugs have been fixed.
Changes with njs 0.1.14 09 Oct 2017
*) Feature: JSON object.
*) Feature: object level completions in interactive shell.
*) Feature: various configure improvements.
*) Bugfix: miscellaneous bugs have been fixed in the core and
interactive shell.
Changes with njs 0.1.13 31 Aug 2017
*) Feature: console.log() and console.help() methods in interactive
shell.
*) Feature: interactive shell prints backtrace on exception.
*) Feature: interactive shell by default if libedit is available.
*) Bugfix: processing of large files from stdin in command line mode.
*) Bugfix: improved editline detection.
Changes with njs 0.1.12 08 Aug 2017
*) Feature: Interactive shell.
*) Bugfix: in Object.isSealed().
Changes with njs 0.1.11 27 Jun 2017
*) Feature: Object.keys(), Object.prototype.hasOwnProperty() methods.
*) Feature: Object.defineProperty(), Object.defineProperties(),
Object.getOwnPropertyDescriptor() methods.
*) Feature: Object.getPrototypeOf(), Object.prototype.isPrototypeOf()
methods.
*) Feature: Object.preventExtensions(), Object.isExtensible(),
Object.freeze(), Object.isFrozen(), Object.seal(), Object.isSealed()
methods.
*) Feature: scientific notation literals support.
*) Feature: hexadecimal literals support.
*) Bugfix: processing of large array indexes.
*) Bugfix: in parseInt() and Date.parse().
Changes with njs 0.1.10 04 Apr 2017
*) Feature: nested functions and function closures.
*) Feature: Array.of(), Array.prototype.fill(), Array.prototype.find(),
Array.prototype.findIndex() methods.
*) Bugfix: miscellaneous bugs and segmentation faults have been fixed.
Changes with njs 0.1.9 01 Feb 2017
*) Bugfix: global variables were not initialized when njs was used
in nginx.
Changes with njs 0.1.8 24 Jan 2017
*) Change: the "strict" mode is enforced, variables must be explicitly
declared.
*) Feature: "for" and "for-in" loops support variable declaration.
*) Bugfix: global and function scopes have been fixed.
*) Bugfix: now "for-in" loop does not discard the last value of property
variable.
*) Bugfix: miscellaneous bugs and segmentation faults have been fixed.
Changes with njs 0.1.7 27 Dec 2016
*) Change: the "js_include" directive has been disabled at server and
location levels.
*) Feature: exponentiation operators.
*) Bugfix: miscellaneous bugs and segmentation faults have been fixed.
Changes with njs 0.1.6 13 Dec 2016
*) Change: the "js_set" directive has been disabled at server and
location levels.
*) Feature: ES6 Math methods.
*) Bugfix: miscellaneous bugs and segmentation faults have been fixed.