**Twig 2 is not maintained anymore**

# 2.16.0 (2023-12-22)

 * Last version for the 2.x series
 * Add SourcePolicyInterface to selectively enable the Sandbox based on a template's Source

# 2.15.6 (2023-21-11)

 * Add return type for Symfony 7 compatibility
 * Fix premature loop exit in Security Policy lookup of allowed methods/properties

# 2.15.5 (2023-05-03)

 * Make the Lexer initialize itself lazily

# 2.15.4 (2022-12-27)

 * Fix optimizing closures callbacks
 * Add a better exception when getting an undefined constant via `constant`
 * Fix `if` nodes when outside of a block and with an empty body

# 2.15.3 (2022-09-28)

 * Fix a security issue on filesystem loader (possibility to load a template outside a configured directory)

# 2.15.2 (2022-08-12)

 * Allow inherited magic method to still run with calling class
 * Fix CallExpression::reflectCallable() throwing TypeError
 * Fix typo in naming (currency_code)

# 2.15.1 (2022-05-17)

* Fix optimizing non-public named closures

# 2.15.0 (2022-05-15)

 * Add support for named closures

# 2.14.13 (2022-04-06)

 * Enable bytecode invalidation when auto_reload is enabled

# 2.14.12 (2022-03-25)

 * Fix custom escapers when using multiple Twig environments
 * Do not reuse internally generated variable names during parsing

# 2.14.11 (2022-02-04)

 * Fix a security issue when in a sandbox: the `sort` filter must require a Closure for the `arrow` parameter
 * Fix deprecation notice on `round`
 * Fix call to deprecated `convertToHtml` method

# 2.14.10 (2022-01-03)

 * Allow more null arguments when Twig expects a string (for better 8.1 support)

# 2.14.9 (2022-01-03)

* Allow null when Twig expects a string (for better 8.1 support)
* Add support for PHP 7.1 back
* Make some performance optimizations
* Allow Symfony translation contract v3+

# 2.14.8 (2021-11-25)

 * Bump minimum supported Symfony component versions
 * Fix a deprecated message

# 2.14.7 (2021-09-17)

 * Allow Symfony 6
 * Improve compatibility with PHP 8.1
 * Explicitly specify the encoding for mb_ord in JS escaper
 
# 2.14.6 (2021-05-16)

 * Revert "Throw a proper exception when a template name is an absolute path (as it has never been supported)"

# 2.14.5 (2021-05-12)

 * Fix PHP 8.1 compatibility
 * Throw a proper exception when a template name is an absolute path (as it has never been supported)

# 2.14.4 (2021-03-10)

 * Add the slug filter

# 2.14.3 (2021-01-05)

 * Fix extra bundle compat with older versions of Symfony

# 2.14.2 (2021-01-05)

 * Fix "odd" not working for negative numbers

# 2.14.1 (2020-10-27)

* Fix "include(template_from_string())"

# 2.14.0 (2020-10-21)

 * Fix sandbox support when using "include(template_from_string())"
 * Make round brackets optional for one argument tests like "same as" or "divisible by"
 * Add support for ES2015 style object initialisation shortcut { a } is the same as { 'a': a }
 * Drop PHP 7.1 support

# 2.13.1 (2020-08-05)

 * Fix sandbox not disabled if syntax error occurs within {% sandbox %} tag
 * Fix a regression when not using a space before an operator
 * Restrict callables to closures in filters
 * Allow trailing commas in argument lists (in calls as well as definitions)

# 2.13.0 (2020-07-05)

 * Fix options not taken into account when using "Michelf\MarkdownExtra"
 * Fix "Twig\Extra\Intl\IntlExtension::getCountryName()" to accept "null" as a first argument
 * Drop support for PHP 7.0
 * Throw exception in case non-Traversable data is passed to "filter"
 * Fix context optimization on PHP 7.4
 * Fix PHP 8 compatibility
 * Fix ambiguous syntax parsing

# 2.12.5 (2020-02-11)

 * Add a check to ensure that iconv() is defined

# 2.12.4 (2020-02-11)

 * Avoid exceptions when an intl resource is not found
 * Fix implementation of case-insensitivity for method names

# 2.12.3 (2019-12-28)

 * fixed Symfony 5.0 support for the HTML extra extension
 * fixed number formatter in Intl extra extension when using a formatter prototype

# 2.12.2 (2019-11-11)

 * added supported for exponential numbers

# 2.12.1 (2019-10-17)

 * added the String extension in the "extra" repositories: "u" filter

# 2.12.0 (2019-10-05)

 * added the spaceship operator ("<=>"), useful when using an arrow function in the "sort" filter
 * added support for an "arrow" function on the "sort" filter
 * added the CssInliner extension in the "extra" repositories: "inline_css"
   filter
 * added the Inky extension in the "extra" repositories: "inky_to_html" filter
 * added Intl extension in the "extra" repositories: "country_name",
   "currency_name", "currency_symbol", "language_name", "locale_name",
   "timezone_name", "format_currency", "format_number",
   "format_*_number", "format_datetime", "format_date", and "format_time"
   filters, and the "country_timezones" function
 * added the Markdown extension in the "extra" repositories: "markdown_to_html",
   and "html_to_markdown" filters
 * added the HtmlExtension extension in the "extra" repositories: "date_uri"
   filter, and "html_classes" function
 * optimized "block('foo') ?? 'bar'"
 * fixed the empty test on Traversable instances
 * fixed array_key_exists() on objects
 * fixed cache when opcache is installed but disabled
 * fixed using macros in arrow functions
 * fixed split filter on edge case

# 2.11.3 (2019-06-18)

 * display partial output (PHP buffer) when an error occurs in debug mode
 * fixed the filter filter (allow the result to be used several times)
 * fixed macro auto-import when a template contains only macros

# 2.11.2 (2019-06-05)

 * fixed macro auto-import

# 2.11.1 (2019-06-04)

 * added support for "Twig\Markup" instances in the "in" test (again)
 * allowed string operators as variables names in assignments
 * fixed support for macros defined in parent templates

# 2.11.0 (2019-05-31)

 * added the possibility to register classes/interfaces as being safe for the escaper ("EscaperExtension::addSafeClass()")
 * deprecated CoreExtension::setEscaper() and CoreExtension::getEscapers() in favor of the same methods on EscaperExtension
 * macros are now auto-imported in the template they are defined (under the ``_self`` variable)
 * added support for macros on "is defined" tests
 * fixed macros "import" when using the same name in the parent and child templates
 * fixed recursive macros
 * macros imported "globally" in a template are now available in macros without re-importing them
 * fixed the "filter" filter when the argument is \Traversable but does not implement \Iterator (\SimpleXmlElement for instance)
 * fixed a PHP fatal error when calling a macro imported in a block in a nested block
 * fixed a PHP fatal error when calling a macro imported in the template in another macro
 * fixed wrong error message on "import" and "from"

# 2.10.0 (2019-05-14)

 * deprecated "if" conditions on "for" tags
 * added "filter", "map", and "reduce" filters (and support for arrow functions)
 * fixed partial output leak when a PHP fatal error occurs
 * optimized context access on PHP 7.4

# 2.9.0 (2019-04-28)

 * deprecated returning "false" to remove a Node from NodeVisitorInterface::leaveNode()
 * allowed Twig\NodeVisitor\NodeVisitorInterface::leaveNode() to return "null" instead of "false" (same meaning)
 * deprecated the "filter" tag (use the "apply" tag instead)
 * added the "apply" tag as a replacement for the "filter" tag
 * allowed Twig\Loader\FilesystemLoader::findTemplate() to return "null" instead of "false" (same meaning)
 * added support for "Twig\Markup" instances in the "in" test
 * fixed "import" when macros are stored in a template string
 * fixed Lexer when using custom options containing the # char
 * added template line number to twig_get_attribute()

# 2.8.1 (2019-04-16)

 * fixed EscaperNodeVisitor
 * deprecated passing a 3rd, 4th, and 5th arguments to the Sandbox exception classes
 * deprecated Node::setTemplateName() in favor of Node::setSourceContext()

# 2.8.0 (2019-04-16)

 * added Traversable support for the length filter
 * fixed some wrong location in error messages
 * made exception creation faster
 * made escaping on ternary expressions (?: and ??) more fine-grained
 * added the possibility to give a nice name to string templates (template_from_string function)
 * fixed the "with" behavior to always include the globals (for consistency with the "include" and "embed" tags)
 * fixed "include" with "ignore missing" when an error loading occurs in the included template
 * added support for a new whitespace trimming option ({%~ ~%}, {{~ ~}}, {#~ ~#})
 * added the "column" filter

# 2.7.4 (2019-03-23)

 * fixed variadic support
 * fixed CheckToStringNode implementation (broken when a function/filter is variadic)

# 2.7.3 (2019-03-21)

 * fixed the spaceless filter so that it behaves like the spaceless tag
 * fixed BC break on Environment::resolveTemplate()
 * allowed Traversable objects to be used in the "with" tag
 * allowed Traversable objects to be used in the "with" tag
 * allowed Traversable objects to be used in the "with" argument of the "include" and "embed" tags

# 2.7.2 (2019-03-12)

 * added TemplateWrapper::getTemplateName()

# 2.7.1 (2019-03-12)

 * fixed class aliases

# 2.7.0 (2019-03-12)

 * fixed sandbox security issue (under some circumstances, calling the
   __toString() method on an object was possible even if not allowed by the
   security policy)
 * fixed batch filter clobbers array keys when fill parameter is used
 * added preserveKeys support for the batch filter
 * fixed "embed" support when used from "template_from_string"
 * deprecated passing a Twig\Template to Twig\Environment::load()/Twig\Environment::resolveTemplate()
 * added the possibility to pass a TemplateWrapper to Twig\Environment::load()
 * marked Twig\Environment::getTemplateClass() as internal (implementation detail)
 * improved the performance of the sandbox
 * deprecated the spaceless tag
 * added a spaceless filter
 * added max value to the "random" function
 * deprecated Twig\Extension\InitRuntimeInterface
 * deprecated Twig\Loader\ExistsLoaderInterface
 * deprecated PSR-0 classes in favor of namespaced ones
 * made namespace classes the default classes (PSR-0 ones are aliases now)
 * added Twig\Loader\ChainLoader::getLoaders()
 * removed duplicated directory separator in FilesystemLoader
 * deprecated the "base_template_class" option on Twig\Environment
 * deprecated the Twig\Environment::getBaseTemplateClass() and
   Twig\Environment::setBaseTemplateClass() methods
 * changed internal code to use the namespaced classes as much as possible
 * deprecated Twig_Parser::isReservedMacroName()

# 2.6.2 (2019-01-14)

 * fixed regression (key exists check for non ArrayObject objects)

# 2.6.1 (2019-01-14)

 * fixed ArrayObject access with a null value
 * fixed embedded templates starting with a BOM
 * fixed using a Twig_TemplateWrapper instance as an argument to extends
 * fixed error location when calling an undefined block
 * deprecated passing a string as a source on Twig_Error
 * switched generated code to use the PHP short array notation
 * fixed float representation in compiled templates
 * added a second argument to the join filter (last separator configuration)

# 2.6.0 (2018-12-16)

 * made sure twig_include returns a string
 * fixed multi-byte UFT-8 in escape('html_attr')
 * added the "deprecated" tag
 * added support for dynamically named tests
 * fixed GlobalsInterface extended class
 * fixed filesystem loader throwing an exception instead of returning false

# 2.5.0 (2018-07-13)

 * deprecated using the spaceless tag at the root level of a child template (noop anyway)
 * deprecated the possibility to define a block in a non-capturing block in a child template
 * added the Symfony ctype polyfill as a dependency
 * fixed reporting the proper location for errors compiled in templates
 * fixed the error handling for the optimized extension-based function calls
 * ensured that syntax errors are triggered with the right line
 * "js" filter now produces valid JSON

# 2.4.8 (2018-04-02)

 * fixed a regression when using the "default" filter or the "defined" test on non-existing arrays

# 2.4.7 (2018-03-20)

 * optimized runtime performance
 * optimized parser performance by inlining the constant values
 * fixed block names unicity
 * fixed counting children of SimpleXMLElement objects
 * added missing else clause to avoid infinite loops
 * fixed .. (range operator) in sandbox policy

# 2.4.6 (2018-03-03)

 * fixed a regression in the way the profiler is registered in templates

# 2.4.5 (2018-03-02)

 * optimized the performance of calling an extension method at runtime
 * optimized the performance of the dot operator for array and method calls
 * added an exception when using "===" instead of "same as"
 * fixed possible array to string conversion concealing actual error
 * made variable names deterministic in compiled templates
 * fixed length filter when passing an instance of IteratorAggregate
 * fixed Environment::resolveTemplate to accept instances of TemplateWrapper

# 2.4.4 (2017-09-27)

 * added Twig_Profiler_Profile::reset()
 * fixed use TokenParser to return an empty Node
 * added RuntimeExtensionInterface
 * added circular reference detection when loading templates
 * added support for runtime loaders in IntegrationTestCase
 * fixed deprecation when using Twig_Profiler_Dumper_Html
 * removed @final from Twig_Profiler_Dumper_Text

# 2.4.3 (2017-06-07)

 * fixed namespaces introduction

# 2.4.2 (2017-06-05)

 * fixed namespaces introduction

# 2.4.1 (2017-06-05)

 * fixed namespaces introduction

# 2.4.0 (2017-06-05)

 * added support for PHPUnit 6 when testing extensions
 * fixed PHP 7.2 compatibility
 * fixed template name generation in Twig_Environment::createTemplate()
 * removed final tag on Twig_TokenParser_Include
 * dropped HHVM support
 * added namespaced aliases for all (non-deprecated) classes and interfaces
 * marked Twig_Filter, Twig_Function, Twig_Test, Twig_Node_Module and Twig_Profiler_Profile as final via the @final annotation

# 2.3.2 (2017-04-20)

 * fixed edge case in the method cache for Twig attributes

# 2.3.1 (2017-04-18)

 * fixed the empty() test

# 2.3.0 (2017-03-22)

 * fixed a race condition handling when writing cache files
 * "length" filter now returns string length when applied to an object that does
   not implement \Countable but provides __toString()
 * "empty" test will now consider the return value of the __toString() method for
   objects implement __toString() but not \Countable
 * fixed JS escaping for unicode characters with higher code points
 * added error message when calling `parent()` in a block that doesn't exist in the parent template

# 2.2.0 (2017-02-26)

 * added a PSR-11 compatible runtime loader
 * added `side` argument to `trim` to allow left or right trimming only.

# 2.1.0 (2017-01-11)

 * fixed twig_get_attribute()
 * added Twig_NodeCaptureInterface for nodes that capture all output

# 2.0.0 (2017-01-05)

 * removed the C extension
 * moved Twig_Environment::getAttribute() to twig_get_attribute()
 * removed Twig_Environment::getLexer(), Twig_Environment::getParser(), Twig_Environment::getCompiler()
 * removed Twig_Compiler::getFilename()
 * added hasser support in Twig_Template::getAttribute()
 * sped up the json_encode filter
 * removed reserved macro names; all names can be used as macro
 * removed Twig_Template::getEnvironment()
 * changed _self variable to return the current template name
 * made the loader a required argument of Twig_Environment constructor
 * removed Twig_Environment::clearTemplateCache()
 * removed Twig_Autoloader (use Composer instead)
 * removed `true` as an equivalent to `html` for the auto-escaping strategy
 * removed pre-1.8 autoescape tag syntax
 * dropped support for PHP 5.x
 * removed the ability to register a global variable after the runtime or the extensions have been initialized
 * improved the performance of the filesystem loader
 * removed features that were deprecated in 1.x
