{ title: 'Change Log', crumbs: [], }

Historical Ejscript Change Log

The change log is now provided on GitHub at: GitHub Ejscript Releases.

Brief Ejscript change log of the the major features and changes for each release.

Note to security researchers:

Please do not mine this list and create security advisories. Please see the Ejscript Issue Database for the official product issue list and for comprehensive CVE dispositions.

Changes in 2.4.1

Fixes

Fix Path.files with dot-dot in the argument. [issue 66].

Changes in 2.4.0

Fixes

Fix parsing bad package.json files with missing commas [issue 63].

Changes in 2.3.5

Minor Features

Convert to use MakeMe instead of Bit to build.

Changes in 2.3.4

Minor Features

Update MPR and HTTP packs to latest versions [issue 61].
Sign installation packages [issue 59].

Fixes

Improved shutdown support. [issue 56].
Fix package.json title [issue 57].
Better support for SemVer, remove build numbers [issue 58].
Fix MPR handling of time zone warping [issue 53].

Changes in 2.3.3

Minor Features

Add support for multi-line strings using back-tick. E.g. `string` [issue 41].
Add support for Pak packages. Remove ejs.jem in favor of Pak. Use SemVer for versioning. [issue 50].
Add App.getpass to read a password from the console [issue 51].
Add Path.trimComponents [issue 52].
Add App.home and add ~/.ejs to the module search path. [issue 54].

Fixes

ejs.unix cp() command. Was incorrectly handling destination paths when options.tree == true. [issue 42].
Added Add Path.trimDirs to trim directory components. [issue 43].
Parse bad literal causes compiler crash. [issue 44].
Fix Http and WebSocket retries to different hosts. Was setting Host header incorrectl [issue 45].
Fix RegExp.exec with bad start argument. [issue 46].
ejs.tar for handling directories and hidden headers. [issue 47].
Fix name of Zlib uncompress destination filename. [issue 48].
GC when loading modules fails to retain module file. [issue 49].
Iterating over arrays and object where elements are deleted in the loop body. [issue 53].

Changes in 2.3.2

Minor Features

Add support for Ecmascript6 functions in object literals.
E.g. o = { fun() { print("Hello"); }} [issue 40].

Changes in 2.3.1

Minor Features

Add MPR palloc/pfree APIs to allocate and free permanent memory [issue 28]
Update API stability classifications [issue 29]
Update SQLite to 3.7.15.1 [issue 30]
Improve conditional makefiles to support SSL and SQLite [issue 31]
Add make deploy [issue 32]
Add static makefiles and projects [issue 33]

Fixes

Base directory includes inside ejs.template. [issue 27]
Define default stack size for VxWorks [issue 34]
Fix make/bit install for non-root installations [issue 35]
Add "public" to cookies over SSL for firefox [issue 36]
Fix Path.relative for paths with a common basename [issue 37]
Fix RegExp back quoting. Add JSON option regexp to emit native RegExp literals. [issue 38]

Changes in 2.3.0

Minor Features

Fixed listening on Windows 64 with IPv6 and IPv4 on a single socket. [issue 12]
Speed up Tar.extract [issue 13]
Add prototype support for the EST SSL stack. Enabled by default. [issue 18]
Removed Bit as it is now a stand-alone product [issue 21]
Added base64() [issue 23]

Fixes

Fix JSON encoding and parsing of regular expressions [issue 14]
The mpr.h header has been split into a cross platform operating system layer called bitos.h. The mpr.h header includes this, so there should be no API impact. [issue 19]
Fix generated makefiles determining the system CPU architecture [issue 15]
Remove compiler switch -mtune when not required [issue 16]
Bit support for static projects via configure --static, including generating IDE projects [issue 20]
Optimize Array.join [issue 25]
Fix Cmd.write for large data blocks. [issue 26]
Renamed ejs.mail mail() to sendmail() [issue 24]
String.replace with multi-line replacements [issue 22]

Changes in 2.2.0

Minor Features

Added ejs.mail module with basic mail() API [issue 3]
Added bit --prefix, to set installation path prefixes [issue 10]
Make bit listen to CFLAGS etc on all runs. Configure will save in platform bit file. [issue 11]

Fixes

Generated Xcode project scripts were missing /usr/local/bin [issue 2]
Bit now creates dependencies for nested header includes [issue 4]
JSON deserializing keys with spaces [issue 5]
Path.makeDir(attributes) now sets attributes even if the directory already exists. [issue 6]
Bit --keep install now preserves files under */pkg [issue 7]
Update Http to listen on both IPv6 and IPv4. [issue 8]
Fix Logger.level, was asserting [issue 9]

Changes in 2.1.0

Minor Features

Added static build support (configure --static)
Changed default for type annotations to not allow nulls. Use Type? to permit nulls

Fixes

Change xcode projects output directory to be unique
Xcode debug builds to include BIT_DEBUG
Http: HTTP/1.0 connection management
Http: PUT method response to include Etag and Location
Http: Consuming body of failed requests to preserve keep-alive
Http: Remove Content-Length in 304 (NotModified) responses
Remove *def files on windows. Use PUBLIC export decoration
Rename T() to UT() to avoid winnt.h clash
Fix base64 encoding for blocks

Changes in 2.0.0

Major Features

Full async API for Streams, Http, HttpServer and Socket
Decouple MVC, ORM and web server hosting into separate packages
Enhanced web framework with HttpServer class and URL routing
Support for RESTful and unobtrusive JavaScript client-side techniques
Full ECMA 262 ES5 Object methods
Type validation and checking. Currently type annotations are not validated in expressions and type casting is done at runtime. Convert this to do type validation at compile time with cast injection into the byte code stream.
Numerous class library improvements
Faster performance in general and 2-5x faster web applications
Fast, concurrent garbage collector
Application configuration via ejsrc files
Extensive unit tests
Command line argument parsing class
Caching module and API
Bit Build and Configuration tool

Changes in 1.1.4

Key Fixes

Return in try blocks
Idle threads consuming CPU after long delay
Prune workers not terminating idle threads

Changes in 1.1.3

Key Fixes

Fixes for building for VxWorks on linux
Add SSL_OP_NO_TICKET and SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION to force session renegotiation.
Enable no free threads message to continually be emitted

Changes in 1.1.2

Key Fixes

Fix parsing XML documents with zero length attributes.
Initialize blank ejs byte code areas

Changes in 1.1.1

Key Fixes

Fixed Http HEAD requests
Support for huge files > 2GB

Changes in 1.1.0

Key Fixes

Update date documentation
Array.slice with negative indices
Formatted printing of floating point numbers
Date/Time calculations for pre 1970 dates
Cygwin Math.pow Infinity results
Allow JSON encoded arrays in Http form data
Bad timezone on HTTP headers in certain locales
Exception stack management
Memory fragmentation
Http not-modified calculations
Parsing XML characters > 127
GC issue with new Function()
Update tool search support for Windows 7 and VS 10.X
View checkbox
Array.concat
Memory exception assert
Building with configure --disable-all
Add missing msvcrt version 10 DLL to windows package
Path.extension() and extension() for directories with embedded periods
Escape(quote)
Compiler spin with }; construct
Ejscript: XSS issue with embedded script in URLs - thanks Gjoko Krstic at Zero Science Lab

API Changes

None

Changes in 1.0.3

Minor Features

Solaris and FreeBSD ports
Http request and response body tracing

Key Fixes

Freeing memory on exiting ejs and ejsc. (Fix to mprFree(mpr))
Path.mimeTypes
for unicode constants in strings
Date fixes for dates outside 2038 and prior to 1970
PPC encoding of floating point numbers in module files
linking in uClinux
Documentation updates
Debian package improvements

API Changes

None

Changes in 1.0.2

Minor Features

Solaris and FreeBSD ports
Http request and response body tracing

Key Fixes

Freeing memory on exiting ejs and ejsc. (Fix to mprFree(mpr))
Path.mimeTypes
for unicode constants in strings
Date fixes for dates outside 2038 and prior to 1970
PPC encoding of floating point numbers in module files
linking in uClinux
Documentation updates
Debian package improvements

API Changes

None

Changes in 1.0.1

Key Fixes

Math.random()
String.caseCompare
WebServer IPv6 addresses
WebServer timedout requests
Windows delimiters in Path class
Build fixes for va_list
Documentation corrections
Fix for loading modules on ARM systems

API Changes

None

Changes in 1.0.0

Fixes

TextStream.read when last line has no line terminator
Module loading when module filenames have a "."
Http with credentials
Web page reload when using System.cmd for command execution
Optimize make install and make package when used with svn
Path.find was not handling nested directories correctly
XML node update issues
Number.toString() for typed variable declarations
Enhanced Math, Number and Date classes
Improved documentation
Improved configuration and searching for build components
XML.toJSON()
trailing comma in JSON (IE fix)
diagnostics for configure with verbose mode
JSON parsing and encoding
html() escaping
parsing XML literals
ByteArray.copyin with negative count
Config properties to be boolean

API Changes

Path.extension changed to trim "."

Changes in 1.0.0 Beta 3

Fixes

Dependency checking when building
Iteration in for statements inside Constructors
Strict equality testing with null and undefined

Changes in 1.0.0 Beta 2

Major New Features

Versioned modules. Added versions to module and require language directives. Loader will load required versions and intelligently load the most recent qualifying module.
Support side-by-side loading of multiple versions of the same module.
Support Web Workers. The Worker class can be used to create new interpreter instances in dedicated worker threads..
New unit test suite manager (utest). Expanded unit tests.

Minor Features

Module files have checksums. Loading stale modules will throw an error
Optimize code generation
Added eval() function
Auto rebuild application if a new Ejscript version is installed
Auto rebuild App.mod if App.src changes

Fixes

library and module search paths and module resolution
Improved ECMA standard compliance
Error.stack property
Hybrid type slot binding
configure --disable-all
JSON serialization and deserialization issues
Http.upload with non-simple paths
Remove namespace decorations from JSON strings
Building with ./configure --static
Path + String operations. Now casts Path to String
Building ./configure --disable-db
Compiling with ejsweb compile all. Was missing views. Thanks Damien.
Optimize memory footprint.
Partial support execution from ROM (not all features operational).
some parser asserts

API Changes

Added Path.find
Modified Path.remove to remove empty directories
Removed Path.removeDir to remove directories
Added Path.removeAll to remove directories with contents
Added find() in ejs.sys
Change property Record.numRows to method Record.getNumRows()
Change property Record.columnNames to method Record.getColumnNames()
Change property Record.db to method Record.getDb()
Change property Record.keyName to method Record.getKeyName()
Change property Record.tableName to method Record.getTableName()

Changes in 1.0.0 Beta 1

Major New Features

File Upload
Faster Generational Garbage Collector
Optimized memory footprint
Multi-threaded support. Multiple interpreters can execute in their own thread.
Shared master interpreter across multiples thread.
Enhanced Http class supporting forms, file upload, HTTP chunking and SSL.
Socket class.
Cygwin platform support.

Minor Features

Enhanced namespace language support
Fully relative URLs to support running behind a reverse proxy
Ability to import the Ejscript runtime and snapshot for each application
Web server updates
Add EjsPath for setting module search path in Appweb.conf
Add --search to ejsweb for setting module search path
Added memory redline callback handling and Memory exceptions
Optimized memory usage, reduced footprint
Enhanced module search path controls.
New unit test framework "utest".

Fixes

SSL protocol support for the Http class
Support for unchecked checkboxes
Module search path handling
Nested try/catch inside functions
Use of iterations inside finally blocks
TextStream dropping bytes
File upload
Chunked transfer encoding for input and output
FileUploadSize
Http.secure property
GC issue for collecting frames
Ejsweb error reporting
Issue with using default args before a rest arg
Call expressions split over multiple lines
JSON encoding
SQL quoting
Compiler warning fixes
Regular expression doc
TextStream.ReadLines on windows and other platforms
TextStream reader
File.size for open files

API Changes

Modified Native APIs
mprStart. Removed flags parameter
Http and Socket classes have new methods and signatures
Record class supports hasOne, hasMany. The find and findAll methods have new and better defined options
Stream.read() API definition. Offsets are now by default 0.

Changes in 0.9.9

Major Features

VxWorks support
Windows CE support
Cross compilation support
Enhanced File I/O and Path support
Add support for ECMA-262 prototype based inheritance
Improve compliance with ECMA libraries
Enhance web MVC framework. Database ORM now supports associations.
Enhance web dynamic table control. Now supports column sorting and dynamic data updates.

Minor Features

Added ejs -f -s switches for compatibility with SpiderMonkey shell
Added App.outputStream, errorStream, inputStream
Added input(), output() global methods
Enhanced print() to serialize objects
Added stable, dev and default branches to Mercurial repository
Windows CE port
Support for MAC 10.4 and MAC PPC targets
Support for OpenWrt platform
Simplified build output with make TRACE=1 verbose option
Added literal getters and setters
Optimize blocks by adding hoisting of block scope objects
Improved web framework app style sheet theme support
Added generation of src/App.es for web frameworks
Enhanced jQuery support for Ajax dynamic table updating
Support degraded operation if client's browser disables client-side JavaScript

Fixes

Fixed "while(assignmentExpression)"
Fixed toString and toJSON overriding
Fixed several interpreter VM issues
Fixed stack pop for typeof byte code
Fixed slot generation when using configure --shared
Fixed select() event handling on Vxworks
Fixed searching for ejs.mod in release tree with product installed
Fixed several byte ordering issues in module files
Fixed module search when running inside the VS debugger
Fixed support for Debian Lenny
Fixed Path comparison operations
Fixed shared builds not being able to build samples or run ejsweb in some cases
Fixed mixed type operations with strings and numerics
Fixed web framework belongsTo, hasMany and hasOne relationships
Fixed VM byte code comparison operations with null and casting rules
Fixed VM property lookup to unbound private members
Fixed some compiler parsing and code analysis issues
Fixed return/break inside catch blocks
Fixed closure creation
Fixed a garbage collection bug
Fixed HTTP form encoding. Support flattening nested objects
Fixed JSON encoding and parsing. Add quotes in all cases
Fixed compiler code generated for block-less if/then clauses. Was not clearing eval stack correctly
Fixed cast of String to Boolean for empty strings
Fixed XMLHttp open method setting uri
Fixed namespace qualified property access
Fixed property name clashes for views and database records with user defined properties
Fixed Http.response to be able to be called multiple times
Fixed checkboxes when unchecked. Was not defining params value
Fixed XML parsing for CDATA
Fixed JSON some parsing cases
Fixed HTTP client when receiving HTTP 100 intermediate responses

API Changes

App.exe renamed to App.exeDir
print() serializes objects instead of toString
Major refactor for: File, Path and FileSystem.
Native C API refactoring for: MprFile, MprPath, MprFileSystem.
- Modified Native APIs
- mprErrorPrintf => mprPrintfError
- mprStaticErrorPrintf => mprStaticPrintfError
- mprAllocStrcat => mprStrcat. Removed delimiter.
- mprReallocStrcat now returns string
- mprAllocSprintf => mprAsprintf and now returns string
- mprAllocVsprintf => mprVasprintf and now returns string
- mprAllocStrcpy => removed
- mprSprintf now returns string and not length
- mprVsprintf now returns string and not length
- mprCreateStaticSpinLock => mprInitSpinLock
- mprAllocObject => mprAllocWithDestructor
- mprAllocObjectZeroed => mprAllocWithDestructorZeroed
- mprAllocMemcpy removed
- mprEscapeCmd, mprUrlEncode, mprUrlDecode, mprEscapeHtml all buffers and return strings
- mprGetAppPath, mprGetAppDir return string
- Most of mprFile APIs are renamed to mprPath
- MprFileSystem, MprFile, MprFileInfo refactored.
- MprFileInfo => MprPath
- Mpr.fileService => Mpr.fileSystem
- mprAccess => mprPathExists
- mprDelete and mprDeleteDir => mprDeletePath
- mprGetBaseName => mprGetPathBase
- mprGetDirName => mprGetPathDir
- mprGetExtension => mprGetPathExtension
- mprGetParentDir => mprGetPathParent
- mprGetDirList => mprGetPathFiles
- mprGetFileInfo => mprGetPathInfo
- mprGetAbsFile => mprGetAbsPath
- mprGetRelFile => mprGetRelPath
- mprCleanFilename => mprNormalizePath
- mprMakeTempFileName => mprGetTempPath
- mprGetFileDelimiter => mprGetPathSeparator

Changes in 0.9.8

Major Features

Minor Features

Added Cross compilation byte ordering control. New ejsc switches --cross and --endian.
Fix source code tabbing.
Added error code to Error class.
Documentation updates.

Fixes

Fixed ejsweb migrations.
Fixed ejsweb to be smarter when creating the web server command string. Now works for installed builds and from a debug tree..
Fixed poor error message from ejsweb when if fails to run the web server
Fixed 64 bit MD5 encodings.
Fixed rendering empty ejs web pages.
Fixed date unit tests.
Fixed source distributions for windows. Was missing some VC project files and buildConfig.h.
Fixed crash when loading custom native modules into the web framework
Made ejsPath per interpreter
Modified ejsCreate() API to take a search path argument
Fixed parsing paths with ".."

Changes in 0.9.7

Major Features

Added CGI gateway program (ejscgi).
Added Appweb web server for local and proxied hosting.
Added Apache reverse proxy support.
Added Appweb in-memory module.
Added model validations.
Added database migrations.
Added controller life-cycle filter hooks.
Enhanced ejsweb generator. Added migration, model and scaffold generation. Also migrate application and running in-built web server.
Added native JSON support.
Added flash[] inter-action storage.
Added jQuery support for Ajax and effects.
Enhanced user controls.
Added async form and async link support.

Minor Features

Simplified building for cross-compilation.
Documentation updates.
Uninstall on MAC OS X.
Improved ECMA-262 compliance: Added Function.apply() and Function.call().
More documentation for the Web Framework.
Added input view control for smart rendering based on data type.
Added improved style sheets and themes for use by framework generator.
Enhanced configure program to intelligently search for dependent components and packages.
Added block-less function declarations. Can define functions without {} and return. The body is just a simple expression.
Optimized ejsweb command to directly run pre-compiled byte code.

Fixes

Renamed compiler from ec to ejsc.
Renamed web generator from egen to ejsweb.
Installation and removal fixes.
Fixed cross compilation build system.
Fixed setting of LD_LIBRARY_PATH when building cross.
Fixed Mips compilation switches.
Fixed System.run. Now uses inbuilt MprCmd instead of popen.
Fixed native JSON encoding of null, undefined and \\.
Several VM evaluation fixes.
Fixed session encoding.
Fixed cross-request preservation of flash[].
Fixed textarea control.
Fixed SQLite datatype mapping.
Fixed serialize/deserialize. Fixed back quoting and embedded quotes.
Moved modules to /usr/lib/ejscript/modules and binaries to /usr/local/bin.
Fixed compiler bug not warning when accessing instance properties from static code.
Fixed property lookup to use all open namespaces in all blocks.

Changes in 0.9.6

Major Features

Improved ECMA-262 compatibility.
Added language compliance controls. Added --lang switches to the configure, ejs, and ec programs. Added "use lang" pragma directive for scripts.
Extensive updates to the documentation. Especially in language and web framework guides.

Minor Features

Added typeof operator.
Added Number and Boolean function constructors.
Added typeOf() global function for easily determining the type of an object.
Made ejs support -f switch for compatibility with Mozilla test suites.

Fixes

Fixed Reflect().typeName not returning correct results.
Fixed String(number) constructor pattern. Updated doc.
Fixed parser with typeof operator as the first input token.
Cleanup error reporting in compiler.
Fixed prefix and postfix operators on literals. Now warns appropriately.
Fixed the "in" operator when searching in arrays or instance objects.

Changes in 0.9.5

Major Features

Garbage collector changed to a non-compacting, generational mark and sweep with pooled object allocations.
New hierarchical virtual memory allocator offering arena and slab memory allocation services.
VM Byte codes optimized for direct access and early binding.
Object memory layout optimized and compacted.
Class library extended with enhancements for Date, Regular expressions and other types.
SQLite API.
Ejscript web framework for "rails" style server side JavaScripting.
Simple reflection API.
More unit tests.
Interfaces including interfaces with bodies.
Streams classes including TextStream, BinaryStream.
Enhanced Http. Now supports SSL, authentication, chunked transfers and post data.

Minor Features

Enhanced and debugged ByteArray class.
Master interpreter and clone interpreter support.
XMLHttp class.
More documentation.

Fixes

Improve error reporting for ec.
Fixes for stack trace reporting on exceptions.
Fixed garbage collection bug for array elements in some cases.
Fixed some compiler crashes on illegal programs.
Fixed some code generation issues.

Changes in 0.9.3

Major Features

Major performance work for memory and CPU utilization.
Extended Date, Array and String classes.
Improved documentation.
Extended suite of unit tests including load, benchmark and valgrind tests.

Minor Features

Added open, close, read, write file I/O convenience routines. These wrap the more comprehensive File class capabilities.
Completed the installation and removal packaging for major operating systems.

Fixes

Continued push to drive quality higher using a continuous integration build farm.

Changes in 0.9.2

Major Features

Added web ESP (rails-like) framework.
Added SQLite support.
Added RegExp regular expression class.
Added Http client class.
Added the with statement.
Lots of bug fixes.

Minor Features

Updated MPR portable runtime layer.

Fixes

Too many to count.

Changes in 0.9.1

Major Features

First-cut product documentation.
Object, Array, String methods.
ByteArray.
ejs.io namespace including: File, BinaryStream, TextStream, IStream.
Updated ejsmod to support namespaces as packages.
Extended unit test suite.
Lots of bug fixes.

Minor Features

Increased unit test coverage.

Fixes

Too many to count.

Changes in 0.9.0

Major Features

Supporting catch (var: type).
Supporting cast, to, instanceof, in with binary expressions.
Namespaces including "use namespace" and "use default namespaces".
Packages are removed in deference to namespaces.
Added module blocks and "use module".
Added iterator support for for/in, for each.
New ejsmod program replaces old bun program. Handles listing, slot and doc generation.
Ejsmod generates documentation based on javadoc style comments.
Enhanced assembler listings.
Improved code generation.
Completed support for block scope.
Closures and bound method capture.
System library documentation.
Object, Array and String library methods implemented.
Support class settings.
E4X support.
ECMA compliance mode.
Implemented type checking on function calls in the VM relieving native types of the burden.
Added parameter type checking and type coercion on function calls.
Implemented rest args (...rest).

Minor Features

Increased unit test coverage.
Code cleanup and refactoring.