Changes

Changes with njs 0.4.2

Release Date: 07 July 2020

Core:

Feature: added RegExp.prototype[Symbol.replace].
Feature: introduced line level backtrace.
Feature: added %TypedArray%.prototype.sort().
Feature: extended fs module. Added mkdir(), readdir(), rmdir(), and friends.
Improvement: parser refactoring.
Bugfix: fixed TypedScript API description for HTTP headers.
Bugfix: fixed TypedScript API description for NjsByteString type.
Bugfix: fixed String.prototype.repeat() according to the specification.
Bugfix: fixed String.prototype.replace() according to the specification.
Bugfix: fixed parsing of flags for regexp literals.
Bugfix: fixed index generation for global objects in generator.
Bugfix: fixed %TypedArray%.prototype.copyWithin() with nonzero byte offset.
Bugfix: fixed Array.prototype.splice() for sparse arrays.
Bugfix: fixed Array.prototype.reverse() for sparse arrays.
Bugfix: fixed Array.prototype.sort() for sparse arrays.

Changes with njs 0.4.1

Release Date: 19 May 2020

nginx modules:

Feature: added support for multi-value headers in r.headersIn{}.
Feature: introduced raw headers API: r.rawHeadersIn{} and r.rawHeadersOut{}.
Feature: added TypeScript API description.

Core:

Bugfix: fixed Array.prototype.slice() for sparse arrays.

Changes with njs 0.4.0

Release Date: 23 April 2020

nginx modules:

Feature: added support for multi-value headers in r.headersOut{}.
Feature: added js_import directive for http and stream.
Improvement: improved iteration over r.headersOut{} with special headers.
Improvement: improved iteration over r.headersOut{} with duplicates.
Change: r.responseBody property handler now returns undefined instead of throwing an exception if the 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

Release Date: 03 March 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

Release Date: 21 January 2020

nginx modules:

Feature: added Promise support for r.subrequest(). If a callback is not provided, r.subrequest() returns an ordinary Promise object that resolves to a subrequest response object.
Change: r.parent property handler now returns undefined instead of throwing an exception if a 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.
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

Release Date: 19 November 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

Release Date: 22 October 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

Release Date: 15 August 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

Release Date: 13 August 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.trimEnd() and String.prototype.trimStart().
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 more than 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

Release Date: 25 June 2019

nginx modules:

Improvement: getting of special response headers in r.headersOut{}.
Improvement: working with unknown methods in r.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 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

Release Date: 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 the “*” 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 the “*” 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

Release Date: 16 April 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: large-value output improved in console.log().
Improvement: string output improved in console.log() in a compliant way (without escaping and quotes).
Improvement: using ES6 version of ToInt32(), ToUint32(), ToLength().

Changes with njs 0.3.0

Release Date: 26 March 2019

nginx modules:

Feature: added the js_path directive for http and stream.
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

Release Date: 26 February 2019

nginx modules:

Change: properties of HTTP request deprecated 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 setting special response headers in 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

Release Date: 25 December 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 platforms without librt.
Bugfix: miscellaneous bugs have been fixed.

Changes with njs 0.2.6

Release Date: 27 November 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 bugs have been fixed.

Changes with njs 0.2.5

Release Date: 30 October 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 bugs have been fixed.

Changes with njs 0.2.4

Release Date: 18 September 2018

nginx modules:

Change: stream module handlers refactored.

New methods and properties: s.on(), s.off(), s.allow(), s.done(), s.decline(), s.deny().

Removed properties of the Stream object: s.OK, s.ABORT, s.AGAIN, s.DECLINED, s.ERROR (replaced with s.allow(), s.done(), 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 bugs have been fixed.

Changes with njs 0.2.3

Release Date: 31 July 2018

nginx modules:

Bugfix: making a subrequest from a Reply object caused a segmentation fault.
Bugfix: getting the parent property of the main HTTP 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 bugs have been fixed.

Changes with njs 0.2.2

Release Date: 19 June 2018

nginx modules:

Change: merged HTTP Response and Reply into HTTP 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 next releases.
Feature: HTTP internalRedirect() method.

Core:

Bugfix: fixed heap-buffer-overflow in crypto.createHmac().

Changes with njs 0.2.1

Release Date: 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 the js_content handler
Improvement: added the debug for the returned status code in js_content handler
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 bugs have been fixed.

Changes with njs 0.2.0

Release Date: 03 April 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

Release Date: 20 November 2017

Feature: Error, EvalError, InternalError, RangeError, ReferenceError, SyntaxError, TypeError, URIError objects.
Feature: octal literals support.
Feature: Node.js style File system access methods: fs.readFile(), fs.readFileSync(), fs.appendFile(), fs.appendFileSync(), fs.writeFile(), fs.writeFileSync().
Feature: nginx modules print backtrace on exception.
Bugfix: miscellaneous bugs have been fixed.

Changes with njs 0.1.14

Release Date: 09 October 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

Release Date: 31 August 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

Release Date: 08 August 2017

Feature: Interactive shell.
Bugfix: in Object.isSealed().

Changes with njs 0.1.11

Release Date: 27 June 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 (3.35e10) literals support.
Feature: hexadecimal (0x1123) literals support.
Bugfix: processing of large array indexes.
Bugfix: in parseInt() and Date.parse().

Changes with njs 0.1.10

Release Date: 04 April 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

Release Date: 01 February 2017

Bugfix: global variables were not initialized when njs was used in nginx.

Changes with njs 0.1.8

Release Date: 24 January 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

Release Date: 27 December 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

Release Date: 13 December 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.

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