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XP Compiler ChangeLog

?.?.? / ????-??-??

9.0.0 / 2024-03-23

  • Merged PR #179: XP 12 compatibility, dropping PHP 7.0 - 7.3 support! (@thekid)
  • Removed deprecated lookup() from lang.ast.emit.GeneratedCode (@thekid)

8.17.2 / 2024-03-23

8.17.1 / 2024-01-06

  • Fixed emitting captures and return types for closures - @thekid

8.17.0 / 2023-10-03

  • Merged PR #177: Remove Result::$stack. Use local variables for backing up and restoring locals instead. Slight performance improvement. (@thekid)
  • Fixed issue #176: Lambda parameters bleeding into locals - @thekid

8.16.0 / 2023-10-01

  • Merged PR #175: Transform multiple nodes without creating statements (@thekid)
  • Refactored code base to use the new reflection library instead of the Package class from lang.reflect. See xp-framework/rfc#338 (@thekid)

8.15.1 / 2023-07-16

  • Fixed parent constructors not being invoked when using non-constant property initialization. (@thekid)

8.15.0 / 2023-07-16

8.14.0 / 2023-07-15

8.13.0 / 2023-06-04

  • Merged PR #169: Refactor how annotations with non-constant arguments are emitted. This enables a transition to xp-framework/reflection as proposed in xp-framework/rfc#338 (@thekid)

8.12.0 / 2023-05-21

8.11.0 / 2023-04-17

  • Merged PR #165: Omit constant types for all PHP versions < 8.3. This is the second part of #157, and fully implements typed constants, https://wiki.php.net/rfc/typed_class_constants (@thekid)
  • Merged PR #163: Emit meta data for class constants. This makes types accessible via reflection and is part of #157. (@thekid)

8.10.0 / 2023-04-08

8.9.0 / 2023-02-19

  • Merged PR #159: Implement command line option to set file extension for compiled files. This makes integrating with PSR-4 autoloading an easy task, see https://www.php-fig.org/psr/psr-4/ (@thekid)

8.8.5 / 2023-02-19

  • Fixed issue #160: Fatal error: Label 'c1107822099' already defined (@thekid)

8.8.4 / 2023-02-19

  • Fixed optimization for ::class constant resolution - @thekid

8.8.3 / 2023-02-12

  • Merged PR #155: Do not error at compile time for unresolved classes (@thekid)

8.8.2 / 2023-02-12

  • Fixed emitted meta information for generic declarations - @thekid
  • Merged PR #153: Migrate to new testing library - @thekid

8.8.1 / 2023-01-29

  • Added flag to meta information to resolve ambiguity when exactly one unnamed annotation argument is present and an array or NULL. See xp-framework/reflection#27 (@thekid)

8.8.0 / 2022-12-04

  • Merged PR #152: Make enclosing type(s) accessible via code generator (@thekid)

8.7.0 / 2022-11-12

  • Fixed issue #31: Support list() reference assignment for PHP < 7.3 (@thekid)
  • Fixed foreach statement using destructuring assignments in PHP 7.0 (@thekid)
  • Merged PR #146: Add support for omitting expressions in destructuring assignments, e.g. list($a, , $b)= $expr or [, $a]= $expr. (@thekid)
  • Merged PR #145: Add support for specifying keys in list(), which has been in PHP since 7.1.0, see https://wiki.php.net/rfc/list_keys (@thekid)
  • Merged PR #144: Rewrite list(&$a)= $expr for PHP 7.0, 7.1 and 7.2 (@thekid)

8.6.0 / 2022-11-06

  • Bumped dependency on xp-framework/ast to version 9.1.0 - @thekid
  • Merged PR #143: Adapt to AST type refactoring (xp-framework/ast#39) (@thekid)

8.5.1 / 2022-09-03

  • Fixed issue #142: Nullable type unions don't work as expected - @thekid

8.5.0 / 2022-07-20

  • Merged PR #140: Add support for null, true and false types - @thekid

8.4.0 / 2022-05-14

  • Merged PR #138: Implement readonly modifier for classes - a PHP 8.2 feature, see https://wiki.php.net/rfc/readonly_classes (@thekid)
  • Merged PR #135: Move responsibility for creating result to emitter (@thekid)

8.3.0 / 2022-03-07

  • Made JIT class loader ignore autoload.php files - @thekid
  • Fixed #136: Line number inconsistent after multi-line doc comments (@thekid)

8.2.0 / 2022-01-30

  • Support passing emitter-augmenting class names to the instanceFor() method of lang.ast.CompilingClassLoader. (@thekid)

8.1.0 / 2022-01-29

  • Merged PR #131: Inline nullable checks when casting - @thekid

8.0.0 / 2022-01-16

This release is the first in a series of releases to make the XP compiler more universally useful: Compiled code now doesn't include generated XP meta information by default, and is thus less dependant on XP Core, see https://github.com/xp-framework/compiler/projects/4.

  • Merged PR #129: Add augmentable emitter to create property type checks for PHP < 7.4 (@thekid)
  • Fixed private and protected readonly properties being accessible from any scope in PHP < 8.1 (@thekid)
  • Merged PR #127: Do not emit XP meta information by default. This is the first step towards generating code that runs without a dependency on XP core. (@thekid)

7.3.0 / 2022-01-07

  • Merged PR #128: Add support for static closures - @thekid
  • Upgraded dependency on xp-framework/ast to version 8.0.0 - @thekid

7.2.1 / 2021-12-28

  • Fixed PHP 8.1 not emitting native callable syntax - @thekid
  • Fixed isConstant() for constant arrays - @thekid

7.2.0 / 2021-12-20

7.1.0 / 2021-12-08

  • Added preliminary PHP 8.2 support by fixing various issues throughout the code base and adding a PHP 8.2 emitter. (@thekid)

7.0.0 / 2021-10-21

This major release drops compatiblity with older XP versions.

  • Made compatible with XP 11 - @thekid
  • Implemented xp-framework/rfc#341, dropping compatibility with XP 9 (@thekid)

6.11.0 / 2021-10-06

  • Merged PR #125: Support new T(...) callable syntax - @thekid

6.10.0 / 2021-09-12

  • Implemented feature request #123: Use php:X.Y instead of PHP.X.Y for target runtimes. The older syntax is still supported! (@thekid)

6.9.0 / 2021-09-12

  • Merged PR #124: Add support for readonly properties. Implements feature request #115, using native code for PHP 8.1 and simulated via virtual properties for PHP 7.X and PHP 8.0 (@thekid)

6.8.3 / 2021-09-11

  • Fixed types not being emitted for promoted properties - @thekid

6.8.2 / 2021-09-09

  • Fixed Call to undefined method ...::emitoperator()) which do not provide any context as to where an extraneous operator was encountered. (@thekid)

6.8.1 / 2021-08-16

  • Fixed issue #122: Undefined constant Sources::FromEmpty (when using PHP 8.1 native enumerations in PHP 8.0 and lower and the JIT compiler) (@thekid)

6.8.0 / 2021-08-04

  • Merged PR #120: Support for PHP 8.1 intersection types, accessible via reflection in all PHP versions, and runtime type-checked with 8.1.0+ (@thekid)

6.7.0 / 2021-07-12

  • Changed emitter to omit extra newlines between members, making line numbers more consistent with the original code. (@thekid)
  • Merged PR #114: Implements first-class callable syntax: strlen(...) now returns a closure which if invoked with a string argument, returns its length. Includes support for static and instance methods as well as indirect references like $closure(...) and self::{$expression}(...), see https://wiki.php.net/rfc/first_class_callable_syntax (@thekid)

6.6.0 / 2021-07-10

  • Emit null-coalesce operator as $a ?? $a= expression instead of as $a= $a ?? expression, saving one assignment operation for non-null case. Applies to PHP 7.0, 7.1 and 7.2. (@thekid)
  • Removed conditional checks for PHP 8.1 with native enum support, all releases and builds available on CI systems now contain it. (@thekid)
  • Increased test coverage significantly (to more than 90%), especially for classes used by the compiler command line. (@thekid)

6.5.0 / 2021-05-22

  • Merged PR #111: Add support for directives using declare - @thekid

6.4.0 / 2021-04-25

  • Merged PR #110: Rewrite never return type to void in PHP < 8.1, adding support for this PHP 8.1 feature. XP Framework reflection supports this as of its 10.10.0 release. (@thekid)

6.3.2 / 2021-03-14

  • Allowed new class() extends self inside class declarations - @thekid

6.3.1 / 2021-03-14

  • Fix being able to clone enum lookalikes - @thekid
  • Fix clone operator - @thekid

6.3.0 / 2021-03-13

  • Merged PR #106: Compile PHP enums to PHP 7/8 lookalikes, PHP 8.1 native. (@thekid)

6.2.0 / 2021-03-06

  • Merged PR #104: Support arbitrary expressions in property initializations and parameter defaults (@thekid)

6.1.1 / 2021-01-04

  • Fixed issue #102: Call to a member function children()... - @thekid
  • Fixed issue #102: PHP 8.1 compatibility - @thekid
  • Fixed issue #103: Nullable types - @thekid

6.1.0 / 2021-01-04

  • Included languages and emitters in xp compile output - @thekid

6.0.0 / 2020-11-28

This major release removes legacy XP and Hack language annotations as well as curly braces for string and array offsets. It also includes the first PHP 8.1 features.

  • Added -q command line option which suppresses all diagnostic output from the compiler except for errors (@thekid)
  • Removed support for using curly braces as offset (e.g. $value{0}) (@thekid)
  • Merged PR #92: Add support for explicit octal integer literal notation See https://wiki.php.net/rfc/explicit_octal_notation (PHP 8.1) (@thekid)
  • Merged PR #93: Allow match without expression: match { ... }. See https://wiki.php.net/rfc/match_expression_v2#allow_dropping_true (@thekid)
  • Removed support for legacy XP and Hack language annotations, see #86 (@thekid)
  • Merged PR #96: Enclose blocks where PHP only allows expressions. This not only allows fn() => { ... } but also using blocks in match. (@thekid)

5.7.0 / 2020-11-26

5.6.0 / 2020-11-22

  • Merged PR #94: Add support for static return type - @thekid
  • Optimized null-safe instance operator for PHP 8.0 - @thekid
  • Added PHP 8.1-dev to test matrix now that is has been branched (@thekid)
  • Added support for non-capturing catches, see this PHP 8 RFC: https://wiki.php.net/rfc/non-capturing_catches (@thekid)

5.5.0 / 2020-11-15

  • Merged PR #91 - Refactor rewriting type literals:
    • Changed implementation to be easier to maintain
    • Emit function types as callable in all PHP versions
    • Emit union types as syntax in PHP 8+ (@thekid)

5.4.1 / 2020-10-09

  • Fixed #90: Namespace declaration statement has to be the very first statement, which occured with PHP 8.0.0RC1 (@thekid)

5.4.0 / 2020-09-12

  • Implemented second step for #86: Add an E_DEPRECATED warning to the hacklang annotation syntax <<...>>; details in xp-framework/ast#9 (@thekid)
  • Merged PR #89: Add annotation type mappings to TARGET_ANNO detail (@thekid)
  • Changed PHP 8 attributes to be emitted in XP meta information without namespaces, and with their first characters lowercased. This way, code using annotations will continue to work, see xp-framework/rfc#336. (@thekid)

5.3.0 / 2020-09-12

  • Merged PR #88: Emit named arguments for PHP 8 - @thekid

5.2.1 / 2020-09-09

  • Adjusted to xp-framework/ast yielding comments as-is, transform them to the form XP meta information expects. (@thekid)

5.2.0 / 2020-07-20

  • Merged PR #87: Add support for match expression - @thekid
  • Implemented first step of #86: Support PHP 8 attributes - @thekid
  • Removed lang.ast.syntax.php.NullSafe in favor of builtin support (@thekid)
  • Merged PR #84: Extract parser - @thekid

5.1.3 / 2020-04-04

  • Allowed ::class on objects (PHP 8.0 forward compatibility) - @thekid

5.1.2 / 2020-04-04

  • Fixed promotion for by-reference arguments - @thekid

5.1.1 / 2020-03-29

  • Fixed ternary and instanceof operators' precedence - @thekid

5.1.0 / 2020-03-28

  • Merged PR #82: Allow chaining scope resolution operator :: - @thekid
  • Merged PR #81: Allow instanceof (<expr>) as syntax - @thekid
  • Merged PR #80: Allow new (<expr>) as syntax - @thekid

5.0.0 / 2019-11-30

This major release drops PHP 5 support. The minimum required PHP version is now 7.0.0.

  • Merged PR #70: Extract compact methods; to use these, require the library https://github.com/xp-lang/php-compact-methods (@thekid)
  • Merged PR #79: Convert testsuite to baseless tests - @thekid
  • Merged PR #78: Deprecate curly brace syntax for offsets; consistent with PHP 7.4 (@thekid)
  • Added support for XP 10 and newer versions of library dependencies (@thekid)
  • Implemented xp-framework/rfc#334: Drop PHP 5.6. The minimum required PHP version is now 7.0.0! (@thekid)

4.3.1 / 2019-11-30

4.3.0 / 2019-11-24

  • Fixed global constants in ternaries being ambiguous with goto labels (@thekid)
  • Fixed emitting switch statements and case labels' ambiguity w/ goto (@thekid)
  • Fixed an operator precedence problem causing incorrect nesting in the parsed AST for unary prefix operators. (@thekid)
  • Merged PR #77: Add support for #-style comments including support for XP style annotations (@thekid)

4.2.1 / 2019-10-05

  • Fixed parser to allow "extending" final and abstract types - @thekid

4.2.0 / 2019-10-04

  • Fixed issue #74: No longer shadow compiler errors in certain cases (@thekid)
  • Merged PR #75: Add "ast" subcommand to display the abstract syntax tree (@thekid)

4.1.0 / 2019-10-01

  • Merged PR #73: Add support for annotations in anonymous classes (@thekid)

4.0.0 / 2019-09-09

This major release adds an extension mechanisms. Classes inside the package lang.ast.syntax.php (regardless of their class path) will be loaded auto- matically on startup.

  • Merged PR #69: Remove support for Hack arrow functions - @thekid
  • Fixed operator precedence for unary prefix operators - @thekid
  • Merged PR #66: Syntax plugins. With this facility in place, the compiler can be extended much like Babel. This is useful for adapting features which may or may not make it into PHP one day. Current extensions like compact methods are kept for BC reasons, but will be extracted into their own libraries in the future! (@thekid)

3.0.0 / 2019-08-10

This release aligns XP Compiler compatible with PHP 7.4 and changes it to try to continue parsing after an error has occured, possibly yielding multiple errors.

  • Made compatible with PHP 7.4 - refrain using {} for string offsets (@thekid)
  • Merged PR #45 - Multiple errors - @thekid
  • Changed compiler to emit deprecation warnings for Hack language style arrow functions and compact methods using ==>, instead advocating the use of PHP 7.4 with the fn keyword; see issue #65 (@thekid)

2.13.0 / 2019-06-15

  • Added preliminary PHP 8 support - see #62 (@thekid)
  • Added support for PHP 7.4 features
    • Implemented numeric literal separator, e.g. 1_000_000_000 - see #61
    • Implemented null-colaesce assignment operator ??= - see #58
    • Implemented support PHP 7.4-style short closures with fn - see #60
    • Implemented support for emitting typed properties in PHP 7.4 - see #57 (@thekid)

2.12.0 / 2018-12-28

  • Added support for PHP 7.3 (@thekid)

2.11.1 / 2018-09-14

  • Fixed #56: Resolved paths not absolute - @thekid

2.11.0 / 2018-08-11

  • Merged PR #54: Ensure filenames in errors reflect source files - @thekid

2.10.1 / 2018-06-24

  • Fixed throw expressions with variables, e.g. () ==> throw $e;. (@thekid)
  • Fixed URI loading for CompilingClassLoader - this way, loading classes via URIs works, and thus e.g. xp test path/to/Test.php. (@thekid)

2.10.0 / 2018-06-21

  • Merged PR #53: Implement throw expressions - @thekid

2.9.0 / 2018-06-19

  • Merged PR #52: Implement "goto" statement - @thekid
  • Merged PR #50: Allow arrow functions with blocks - @thekid

2.8.0 / 2018-06-17

  • Merged PR #47: Allow empty catch type to catch all exceptions - @thekid
  • Merged PR #44: Implement echo statement - @thekid

2.7.0 / 2018-06-16

  • Merged PR #43: Add "-n" command line option to compile only - @thekid
  • Merged PR #42: Raise errors when members are redeclared - @thekid

2.6.2 / 2018-06-16

2.6.1 / 2018-06-10

  • Fixed issue #41: String parsing of escapes broken - @thekid

2.6.0 / 2018-06-10

  • Implemented support unicode escape sequences in PHP 5.6, see #38 (@thekid)
  • Fixed issue #39: Syntax error for parameters called "function" (@thekid)
  • Dropped confusing way of compiling multiple sources using -b to strip bases. New way is to pass multiple directories directly, e.g. $ xp compile -o dist src/main/php/ src/test/php (@thekid)
  • Fixed compiling to a directory when the source path was not inside the current directory. (@thekid)

2.5.1 / 2018-06-10

  • Ensured line number is always present for type members. Previously, this was 0, leading to output formatting errors (@thekid)
  • Made some minor performance improvements by reusing nodes in two cases - return statements and assignments (@thekid)

2.5.0 / 2018-06-09

  • Implemented feature request #9: Support null-safe instance operator (@thekid)

2.4.0 / 2018-06-08

  • Added context to various parse errors. Now messages read something like Expected ",", have "(end)"" in parameter list. (@thekid)
  • Improved error messages: Include file name (w/o full path) and line number in exceptions raised from class loading. (@thekid)

2.3.0 / 2018-04-02

  • Merged PR #33: Using statement - @thekid

2.2.0 / 2018-03-30

  • Fixed typed properties inside comma-separated listing, for example: private string $a, int $b (@thekid)
  • Implemented support for typed class constants const int T = 5 (@thekid)

2.1.0 / 2018-03-29

  • Implemented support for mixed type, see issue #28 - @thekid
  • Fixed issue #32: Test suite failure on HHVM 3.25 - @thekid
  • Allowed trailing commas in grouped use lists as implemented in https://wiki.php.net/rfc/list-syntax-trailing-commas (@thekid)
  • Fixed nullable value types being emitted incorrectly - @thekid
  • Merged PR #30: Implement compiling to directory. The command line xp compile src/main/php dist/ will compile all source files inside the src/main/php directory to dist. (@thekid)

2.0.5 / 2018-02-25

  • Fixed apidoc comments for methods, traits and interfaces - @thekid

2.0.4 / 2017-11-19

  • Fixed issue #27: Class not found - @thekid

2.0.3 / 2017-11-16

  • Fixed cast on array and map literals, e.g. (object)['key' => 'value'] (@thekid)

2.0.2 / 2017-11-14

  • Fixed issue #25: Warnings for return; - @thekid

2.0.1 / 2017-11-06

  • Fixed issue #24: Comments contain stars - @thekid

2.0.0 / 2017-11-06

This major release extracts the AST API to its own library, and cleans it up while doing so. The idea is to be able to use this library in other places in the future.

  • Implemented use function and use const - @thekid
  • Fixed issue #21: Comments are not escaped - @thekid
  • Project AST API:
    • Merged PR #22: Extract AST (to https://github.com/xp-framework/ast)
    • Index annotations by name
    • Split new for static and anonymous types
    • Simplified parsing and emitting loops and if/else constructs
    • Renamed Node::$arity to Node::$kind
    • Merged PR #20: Refactor signature
    • Merged PR #19: Refactor value arrays to specialized types (@thekid)

1.4.0 / 2017-11-04

  • Merged PR #18: Allow using unpack operator inside array literals (@thekid)
  • Added option to specify target version to xp compile - @thekid
  • Fixed isse #17: Comments missing from generated code - @thekid

1.3.0 / 2017-11-04

  • Made it possible to use <?hh as opening tag, too. This way, we are able to parse Hack language files. (@thekid)

1.2.1 / 2017-10-31

  • Changed ambiguity resolution between casts, braced expressions and lambda to be far more robust (@thekid)

1.2.0 / 2017-10-31

  • Added support for import aliases (use Type as Alias) - @thekid
  • Fixed issue #16: Enums broken - @thekid

1.1.2 / 2017-10-31

  • Fixed issue #15: Interop with xp-forge/partial broken - @thekid

1.1.1 / 2017-10-31

  • Fixed map initialization with keys consisting of complex expressions (@thekid)

1.1.0 / 2017-10-31

  • Implemented trait usage, including aliasing via as. See issue #14 (@thekid)

1.0.0 / 2017-10-25

This first release brings consistency to annotations, casting and how and where keywords can be used. XP Compiler is already being used in production in an internal project at the time of writing, so you might do so too:)

  • Indexed type members by name; implementing feature suggested in #10 (@thekid)
  • Heads up: Implemented syntax for parameter annotations as stated in issue #1 - alongside the parameter; no longer in its "targeted" form $param: inject as in xp-framework/rfc#218 (@thekid)
  • Added support for keywords as methods in PHP 5.6 - @thekid
  • Implemented xp-framework/rfc#326: Cast and nullable types - @thekid
  • Added support for casting value and array types - @thekid

0.9.1 / 2017-10-21

  • Fixed promoted argument types not being recorded - @thekid

0.9.0 / 2017-10-21

  • Added support for $arg ==> $arg++ lambdas without argument braces (@thekid)
  • Fixed issue #8: Member types missing for constructor argument promotion (@thekid)
  • Fixed issue #7: Ternary operator broken - @thekid
  • Fixed issue #6: instanceof does not resolve class names - @thekid
  • Implemented support for union types, e.g. int|float, as supported by this PHP RFC (@thekid)
  • Implemented array<int> and array<string, string> as well as function types (e.g. (function(int, string): string)) as seen in Hack's type system (@thekid)

0.8.0 / 2017-10-18

  • Ensured line numbers are kept; this is important for tracing warnings, errors and exceptions. (@thekid)

0.7.0 / 2017-10-15

  • Improved function, closure, lambda and method node layouts - @thekid
  • Fixed closures not being able to use by reference - @thekid
  • Implemented parameter annotations via $param: inject - @thekid

0.6.0 / 2017-10-15

  • Ensured types are checked where natively supported - @thekid
  • Implemented capturing locals in lambda expressions - @thekid
  • Recorded property types in cached meta data - @thekid
  • Implemented support for dynamic new via new $type- @thekid
  • Fixed assignment operator - @thekid
  • Fixed parameter types - @thekid
  • Fixed annotations not having access to class scope - @thekid
  • Fixed constant emittance in PHP 7.1+ - @thekid
  • Fixed trait declaration - @thekid
  • Fixed issue #3: Annotations in package - @thekid
  • Fixed issue #4: "xp compile" installation - @thekid

0.5.0 / 2017-10-15

  • Removed unused scope defines - @thekid
  • Fixed endless loop for unclosed argument lists - @thekid
  • Fixed type annotations not being parsed - @thekid

0.4.0 / 2017-10-15

  • Optimized runtime performance by including annotations as metadata inside code, see issue #1. (@thekid)
  • Fixed annotation parsing - @thekid
  • Made xp help compile display something useful - @thekid
  • Fixed compatibility with XP7 console streaming - @thekid

0.3.0 / 2017-10-15

  • Registered xp compile subcommand - @thekid
  • Simulated yield from in PHP 5.6 in a limited fashion - @thekid
  • Added support for nullable types from PHP 7.1 - @thekid
  • Implemented short list(...) syntax from PHP 7.1 - @thekid
  • Added support for anonymous classes from PHP 7.0 - @thekid
  • Implemented constant modifiers from PHP 7.1 - @thekid
  • Added support for comparison operator <=> from PHP 7.0 - @thekid
  • Added support for object typehint from PHP 7.2 - @thekid

0.2.0 / 2017-10-14

  • Added factory to retrieve emitter for a given PHP runtime - @thekid
  • Extracted PHP version specific handling to dedicated classes - @thekid
  • Ensured compiled code can be loaded for annotation parsing - @thekid

0.1.0 / 2017-10-14

  • First public release - @thekid