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Changelog

Unreleased

Added

Changed

Fixed

Removed

6.2.1 - 2024-11-28

Removed

  • Support for GHC 9.0 (#967)

6.2.0 - 2024-09-07

Added

  • Support for GHC 9.8 (#775) and GHC 9.10(#904).
  • Support for ImportPostQualified (#875).
  • HIndent now formats multiple files in parallel (#914).

Changed

  • The formatting style of import declarations with constructors (#829).
  • HIndent no longer inserts an empty line after a standalone kind signature (#873).
  • Bumped Stack LTS to 22.26 (#918).
  • HIndent re-assumes the default extensions are enabled (#904).

Fixed

  • Wrong default HIndent configuration in README.md (#750).
  • Fix the bug of panicking when the given source code has CPP lines and space-prefixed lines (#780).
  • Fix not pretty-printing multiple signatures in a SPECIALISE (#784).
  • Fix the bug of not pretty-printing multiple module-level warning messages (#822)
  • Fix the bug of wrongly converting a newtype instance to a data one (#839)
  • Fix the bug of not pretty-printing multiple functional dependencies in a typeclass (#843)
  • Fix the bug of not pretty-printing data declarations with records and typeclass constraints (#849)
  • Fix the bug of not pretty-printing unboxed tuples (#868)

Removed

  • Support for GHC 8.10 (#950)

6.1.0 - 2023-05-17

Added

  • Support for GHC 9.6 (#699)
  • The hindent function for easy use within a project (#709).

Changed

  • reformat now takes a list of Extensions instead of a Maybe value containing the list (#712).
  • reformat and testAst now return a ParseError on error (#715).
  • reformat now returns the formatted code as a ByteString instead of a Builder. (#720).
  • HIndent now assumes no extensions are enabled by default (#728).
  • All modules except for HIndent are now private, and the minimum necessary definitions are exposed from the module (#729).
  • HIndent now prints all do expressions in a unified style (#739).
  • HIndent now formats operators based on their fixities (#741, #742).

Fixed

  • Fixed module names being removed from uses of qualified do (#696).
  • Misplaced haddocks for class declarations (#706).
  • Misplaced comments in do expressions (#707).
  • Misplaced comments in case expressions (#708).
  • The bug of extensions specified via pragmas not enabling implied ones (#727).
  • Language extensions enabled via pragmas were not effective across CPP boundaries (#731).

Removed

  • HIndent.LanguageExtension.defaultExtensions (#728)
  • HIndent.LanguageExtension.allExtensions (#728)

6.0.0 - 2023-02-20

Added

  • The getConfig function is exported.

Changed

  • Switched the parser from haskell-src-exts to ghc-lib-parser. This switch causes changes in the formatting results in some cases.
  • Changed how to format a data type with a record constructor to follow the Johan Tibell's Haskell Style Guide. (#662).
  • A newline is no longer inserted after a pattern signature (#663).
  • A type with many type applications are now broken into multiple lines. (#664).
  • A long type-level list is broken into multiple lines. (#665).
  • Spaces around typed expression brackets are removed (#666).
  • HIndent no longer breaks short class constraints in function signautres into multiple lines (#669).

Fixed

  • Fixed the wrong formatting of data family instances inside class instances (#667).
  • Fixed the bug of removing the space before the enclosing parenthesis of a record syntax in a signature in a GADT declaration (#670).
  • Fixed the bug of inserting unnecessary empty lines if a file contains only comments (#672).

Removed

  • Test functions except testAst.
  • Atom support (#671).

5.3.4 - 2022-07-07

This version is accidentally pushlished, and is the same as 5.3.3.

5.3.3 - 2022-07-07

Added

  • Support for GHC 9.2.2.
  • Test CI with GitHub Actions (WIP).

Fixed

5.3.2 - 2022-02-02

Fixed

  • MonadFix issues to support newer GHC versions.

5.3.1 - 2019-06-28

Fixed

  • Comment relocations in where clauses of top-level function declarations.

5.3.0 - 2019-04-29

Added

  • Allow batch processing of multiple files.
  • You can now specify default extensions in the configuration file.

Fixed

  • Handle multiple deriving clauses in the DerivingStrategies scenario.
  • Ignore non-files in findCabalFiles.
  • Prevent HIndent from trying to open non-files when searching for .cabal files.
  • Fix the bad output for [p|Foo|] pattern quasi-quotes.
  • Fix pretty-printing of '(:).
  • Fix parsing C preprocessor line continuations.
  • Add parentheses around symbols (:|) when required.
  • Support $p pattern splices.
  • Fix formatting of associated type families.
  • Fix formatting of non-dependent record constructors.

5.2.7 - 2019-03-16

Fixed

  • A bug in the -X option

5.2.6 - 2019-03-16

Changed

5.2.5 - 2018-01-04

Added

  • Support getting extensions from a .cabal file

Changed

  • Improved the indentation with record constructions and updates
  • Updated haskell-src-exts dependency to version >= 1.20.0

Fixed

  • Fix the let ... in bug
  • Fix formatting top-level lambda expressions in TemplateHaskell slices

5.2.4 - 2017-10-20

Added

  • Improved pretty-printing unboxed tuples.
  • Support the --validate option for checking the format without reformatting
  • Support parsing #include, #error, and #warning directives.
  • Support reading LANGUAGE pragmas and parse the declared extensions from sources.
  • Support the EmptyCases extension
  • Optimize pretty-printing for many functional dependencies.

Changed

  • The TypeApplications extension is now disabled-by-default due to the @ symbol

Fixed

  • Fixed pretty-printing imports
  • Fixed pretty-printing string literals for DataKinds
  • Fixed many issues related to infix operators including TH name quotes, INLINE/NOINLINE pragmas, infix type operators, and infix constructors.
  • Fix extra linebreaks after short identifiers.

5.2.3 - 2017-05-07

Added

  • HIndent now reports where a parse happened.
  • Added --line-breaks parameter to support custom line breaks.
  • Added the RecStmt support

Changed

  • Explicit import lists are now sorted.
  • Improved pretty-printing long type signatures.
  • Improved pretty-printing GADT records.
  • Improved pretty-printing data declaration records.
  • The RecursiveDo and DoRec extensions are now disabled-by-default.

Fixed

  • Fixed pretty-printing for infix data constructors.
  • Fixed pretty-printing of quasi-quoter names.
  • Fixed pretty-printing of complicated type aliases.
  • Fixed pretty-printing of complicated type signatures.

5.2.2 - 2017-01-16

Changed

  • HIndent now leaves do, lambda (\x->), and lambda-case (\case->) on the previous line of $.

Fixed

  • Fixed pretty-printing of parallel list comprehensions.
  • Miscellaneous fixes.

5.2.1 - 2016-09-01

Changed

  • The --tab-size option is renamed to --indent-size.
  • The PatternSynonyms extension is now disabled by default.
  • HIndent now puts a newline before the closing bracket on a list.

Fixed

  • Fixed handling of paragraph overhang when using large constraints.
  • Fixed pretty-printing of multi-line comments.
  • Fixed bug resulting in adding a spurious space for comments at the end of a file.
  • Fixed bug which results in adding a trailing white space on <-

5.2.0 - 2016-08-30

Added

  • Support the .hindent.yaml file to specify alternative tab width and max column numbers.
  • Implement the tab-size support in Emacs Lisp.

Changed

  • The default number of spaces for a tab is changed to 2.

5.1.1 - 2016-08-29

Added

  • Add shebang support (Fixes #208).
  • Output the filename for parse errors (Fixes #179).
  • Added a document of the -X option (Fixes #212).

Changed

  • HIndent now preserves spaces between groups of imports (Fixes #200).
  • HIndent now preserves the last newline if the input ends with one (Fixes #211).
  • HIndent now puts the last parenthesis of an export list on a new line (Fixes #227).

Fixed

  • Fixed pretty-printing explicit foralls in instances (Fixes #218).

5.1.0 - 2016-08-25

Added

  • Add --tab-size parameter to control indentation spaces.

Changed

  • Rewrote comment association for more reliability.

Fixed

  • Some miscellaneous bugs.

5.0.1 - 2016-08-20

Added

  • Made HIndent compatible with GHC 7.8 through GHC 8.0
  • Added test suites and benchmarks in TESTS.md and BENCHMARKS.md

Changed

5.0.0 - 2016-08-11

Removed

  • Support for styles

4.6.4 - 2016-07-15

Changed

  • The formatted file is now created by coping/deleting a file instead of renaming.

4.6.3 - 2016-04-18

Added

  • Accept a filename to reformat.

Fixed

  • Fixed the whole module printer.

4.5.4 - 2015-06-22

Added

  • Improvements to Tibell style.
  • 6x speed up on rendering operators.

4.4.5 - 2015-11-10

Fixed

  • Fixed a bug in infix patterns.

4.4.2 - 2015-04-05

Added

  • Support for CPP.

Fixed

  • Bunch of Gibiansky style bugs.
  • Tibell style bugs.

4.3.8 - 2015-02-06

Fixed

  • A bug in printing operators in statements.