CHANGELOG.md

Changelog

This log summarizes the changes in each released version of Rouge.

Rouge follows Semantic Versioning 2.0.0.

version 3.14.0: 2019-12-11

Comparison with the previous version

• General
  • Fix lexing of comments at the EOF (#1371 by Maxime Kjaer)
  • Fix typo in README.md (#1367 by Sven Tennie)
• JSONDOC Lexer
  • Update state names in json-doc lexer (#1364 by Maxime Kjaer)
• Liquid Lexer
  • Add pattern for matching filenames to the Liquid lexer (#1351 by Eric Knibbe)
• Magik Lexer
  • Add _finally keyword to Magik lexer (#1365 by Steven Looman)
• NES Assembly Lexer (NEW)
  • Add NES Assembly lexer (#1354 by Yury Sinev)
• Slice Lexer (NEW)
  • Add Slice lexer (#867 by jolkdarr)
• TOML Lexer
  • Add support for inline tables to TOML lexer (#1359 by Michael Camilleri)

version 3.13.0: 2019-11-13

Comparison with the previous version

• BPF Lexer
  • Support disassembler output in BPF lexer (#1346 by Paul Chaignon)
• Q Lexer
  • Fix quote escaping in Q lexer (#1355 by AngusWilson)
• TTCN-3 Lexer (NEW)
  • Add TTCN-3 testing language lexer (#1337 by Garcia)

version 3.12.0: 2019-10-16

Comparison with the previous version

• General
  • Handle Guesser::Ambiguous in Markdown context (#1349 by John Fairhurst)
  • Ensure XML lexer handles unknown DOCTYPEs (#1348 by John Fairhurst)
  • Remove note about GitHub Pages' version of Rouge (#1344 by Andrew Petz)
• Embedded Elixir Lexer
  • Add Phoenix Live View file glob to Embedded Elixir lexer (#1347 by Maksym Verbovyi)
• Minizinc Lexer (NEW)
  • Add MiniZinc lexer (#1329 by Abe Voelker)

version 3.11.1: 2019-10-02

Comparison with the previous version

• Perl Lexer
  • Fix overeager quoting constructs in Perl lexer (#1335 by Brent Laabs)

version 3.11.0: 2019-09-18

Comparison with the previous version

• Apex Lexer (NEW)
  • Add Apex lexer (#1103 by Jefersson Nathan)
• Coq Lexer
  • Tokenise commonly used logical symbols in Coq lexer
• CSV Schema Lexer (NEW)
  • Add CSV Schema lexer (#1039 by Filipe Garcia)
• JSON Lexer
  • Fix pattern for values incorporating backslashes in JSON lexer (#1331 by Michael Camilleri)
• Kotlin Lexer
  • Improve support for Gradle plugin names in Kotlin lexer (#1323 by Andrew Lord)
  • Simplify regular expressions used in Kotlin lexer (#1326 by Andrew Lord)
  • Highlight constructors/functions in Kotlin lexer (#1321 by Andrew Lord)
  • Fix type highlighting (including nested generics) in Kotlin lexer (#1322 by Andrew Lord)
• Liquid Lexer
  • Rewrite large portion of Liquid lexer (#1327 by Eric Knibbe)
• Robot Framework Lexer (NEW)
  • Add Robot Framework lexer (#611 by Iakov Gan)
• Shell Lexer
  • Add MIME types and file globs to Shell lexer (#716 by Jan Chren)
• Swift Lexer
  • Improve attribute formatting in Swift lexer (#806 by John Fairhurst)

version 3.10.0: 2019-09-04

Comparison with the previous version

• General
  • Remove link to online dingus (#1317 by Michael Camilleri)
• Clean Lexer (NEW)
  • Add Clean lexer (#1305 by Camil Staps)
• Common Lisp Lexer
  • Add 'lisp' alias to Common Lisp lexer (#1315 by Bonnie Eisenman)
• HTTP Lexer
  • Permit an empty reason-phrase element in HTTP lexer (#1313 by Michael Camilleri)
• JSL Lexer (NEW)
  • Add JSL lexer (#871 by justinc11)
• Lustre Lexer(NEW)
  • Correct minor errors in the Lustre lexer (#1316 by Michael Camilleri)
  • Add Lustre lexer (#905 by Erwan Jahier)
• Lutin Lexer(NEW)
  • Add Lutin lexer (#1307 by Erwan Jahier)
• SPARQL Lexer (NEW)
  • Add SPARQL lexer (#872 by Stefan Daschek)

version 3.9.0: 2019-08-21

Comparison with the previous version

• EEX Lexer (NEW)
  • Add EEX lexer (#874 by julp)
• Elixir Lexer
  • Fix escaping/interpolating in string and charlist literals in Elixir lexer (#1308 by Michael Camilleri)
• Haxe Lexer (NEW)
  • Add Haxe lexer (#815 by Josu Igoa)
• HQL Lexer (NEW)
  • Add HQL lexer and add types to SQL lexer (#880 by tkluck-booking)
• HTTP Lexer
  • Add support for HTTP/2 to HTTP lexer (#1296 by Michael Camilleri)
• JavaScript Lexer
  • Add new regex flags to JavaScript lexer (#875 by Brad)
• MATLAB Lexer
  • Change method of saving MatLab built-in keywords (#1300 by Michael Camilleri)
• Q Lexer
  • Fix use of preceding whitespace in comments in Q lexer (#858 by Mark)
• SQL Lexer
  • Add HQL lexer and add types to SQL lexer (#880 by tkluck-booking)
• Terraform Lexer
  • Add support for first-class expressions to Terraform lexer (#1303 by Michael Camilleri)

version 3.8.0: 2019-08-07

Comparison with the previous version

• General
  • Update README (#1271 by Michael Camilleri)
  • Disable selection in HTML generated by HTMLLineTable formatter (#1276 by Ashwin Maroli)
  • Remove sudo: false configuration from Travis settings (#1281 by Olle Jonsson)
  • Improve escaping of TeX formatter (#1277 by Jeanine Adkisson)
  • Change Generic::Output in Magritte theme (#1278 by Jeanine Adkisson)
  • Add a Rake task to check warnings output by Ruby (#1272 by Michael Camilleri)
  • Move to self-hosted documentation (#1270 by Michael Camilleri)
• ARM Assembly Lexer (NEW)
  • Fix preprocessor tokens in ARM Assembly lexer (#1289 by Michael Camilleri)
  • Add ARM assembly lexer (#1057 by bavison)
• Batchfile Lexer (NEW)
  • Add Batchfile lexer (#1286 by Carlos Montiers A)
• BBC Basic Lexer (NEW)
  • Add BBC Basic lexer (#1280 by bavison)
• C++ Lexer
  • Add syntax to C++ lexer (#565 by Loo Rong Jie)
  • Add disambiguation for C++ header files (#1269 by Michael Camilleri)
• CMHG Lexer (NEW)
  • Add CMHG lexer (#1282 by bavison)
• Console Lexer
  • Use Text::Whitespace token in Console lexer (#894 by Alexander Weiss)
• Cython Lexer (NEW)
  • Add Cython lexer (#1287 by Mark Waddoups)
• EPP Lexer (NEW)
  • Add EPP lexer (#903 by Alexander "Ananace" Olofsson)
• JSON Lexer
  • Fix escape quoting in JSON lexer (#1297 by Michael Camilleri)
• Julia Lexer
  • Fix duplicating capture groups in Julia lexer (#1292 by Michael Camilleri)
• Make Lexer
  • Improve Make lexer (#1285 by bavison)
• MessageTrans Lexer (NEW)
  • Add a MessageTrans lexer (#1283 by bavison)
• Plist Lexer
  • Simplify Plist demo and visual sample (#1275 by Jeanine Adkisson)
• Puppet Lexer
  • Fix unmatched characters in Puppet lexer (#1288 by Michael Camilleri)
• R Lexer
  • Fix lexing of names in R lexer (#896 by François Michonneau)
• sed Lexer
  • Fix custom delimiter rule in sed lexer (#893 by Valentin Vălciu)

version 3.7.0: 2019-07-24

Comparison with the previous version

• General
  • Rationalise Rake tasks (#1267 by Michael Camilleri)
  • Remove italics from preprocessor style rules (#1264 by Michael Camilleri)
  • Remove rubyforge_project property from gemspec (#1263 by Olle Jonsson)
  • Add missing magic comments (#1258 by Ashwin Maroli)
  • Replace tabs with spaces in some lexers (#1257 by Ashwin Maroli)
  • Profile memory usage of Rouge::Lexer.find_fancy (#1256 by Ashwin Maroli)
  • Add juxtaposing support to visual test app (#1168 by Ashwin Maroli)
• Ada Lexer (NEW)
  • Add Ada lexer (#1255 by Jakob Stoklund Olesen)
• CUDA Lexer (NEW)
  • Add CUDA lexer (#963 by Yuma Hiramatsu)
• GDScript Lexer (NEW)
  • Add GDScript lexer (#1036 by Leonid Boykov)
• Gherkin Lexer
  • Fix placeholder lexing in Gherkin lexer (#952 by Jamis Buck)
• GraphQL Lexer
  • Add keywords and improve frontmatter lexing in GraphQL lexer (#1261 by Emile Bosch)
• Handlebars Lexer
  • Fix Handlebars lexing with HTML attributes and whitespace (#899 by Jasper Maes)
• HOCON Lexer (NEW)
  • Add HOCON lexer (#1253 by David Wood)
• HTML Lexer
  • Add support for Angular-style attributes to HTML lexer (#907 by Runinho)
  • Simplify HTML visual sample (#1265 by Michael Camilleri)
• JSON Lexer
  • Add key/value highlighting to JSON lexer (#1029 by María Inés Parnisari)
• Mason Lexer (NEW)
  • Remove mistaken keywords in Mason lexer (#1268 by Michael Camilleri)
  • Add Mason lexer (#838 by María Inés Parnisari)
• OpenType Feature File Lexer (NEW)
  • Add OpenType Feature File lexer (#864 by Thom Janssen)
• PHP Lexer
  • Update keywords and fix comment bug in PHP lexer (#973 by Fred Cox)
• ReasonML Lexer (NEW)
  • Add ReasonML lexer (#1248 by Sergei Azarkin)
• Rust Lexer
  • Fix lexing of attributes and doc comments in Rust lexer (#957 by djrenren)
  • Add async & await keywords to Rust lexer (#1259 by Edward Andrews-Hodgson)
• SAS Lexer (NEW)
  • Add SAS lexer (#1107 by tomsutch)

version 3.6.0: 2019-07-10

Comparison with the previous version

• General
  • Add HTMLLineTable formatter (#1211 by Ashwin Maroli)
  • Avoid unnecessary String duplication in HTML formatter (#1244 by Ashwin Maroli)
  • Remove trailing whitespace (#1245 by Ashwin Maroli)
  • Avoid allocating block parameters unnecessarily (#1246 by Ashwin Maroli)
  • Update profile_memory task (#1243 by Ashwin Maroli)
  • Clarify instructions for running a single test (#1238 by Ashwin Maroli)
  • Configure Bundler to validate task dependencies (#1242 by Ashwin Maroli)
  • Improve readability of lexer debug output (#1240 by Ashwin Maroli)
  • Add documentation on using Docker for development (#1214 by Nicolas Guillaumin)
  • Add ability to evaluate lexer similarity (#1206 by Jeanine Adkisson)
  • Fix empty color bug in TeX rendering (#1224 by Jeanine Adkisson)
  • Add a global 'require' option for rougify CLI tool (#1215 by Jeanine Adkisson)
  • Add background colour for monokai.sublime theme (#1204 by Ashwin Maroli)
• Elixir Lexer
  • Improve tokenising of numbers in Elixir lexer (#1225 by Michael Camilleri)
• JSON Lexer
  • Add Pipfile filename globs to JSON and TOML lexers (#975 by Remco Haszing)
• Liquid Lexer
  • Improve highlighting of for tags in Liquid lexer (#1196 by Ashwin Maroli)
• Make Lexer
  • Simplify Make visual sample (#1227 by Michael Camilleri)
• Magik Lexer
  • Add _class and _while keywords to Magik lexer (#1251 by Steven Looman)
• OpenEdge ABL Lexer (NEW)
  • Add OpenEdge ABL lexer (#1200 by Michael Camilleri)
• Perl Lexer
  • Add improvements (eg. transliteration) to Perl lexer (#1250 by Brent Laabs)
• PowerShell Lexer
  • Fix file paths in PowerShell lexer (#1232 by Michael Camilleri)
  • Reimplement PowerShell lexer (#1213 by Aaron)
• Ruby Lexer
  • Fix tokenizing of defined? in Ruby lexer (#1247 by Ashwin Maroli)
  • Add Fastlane filename globs to Ruby lexer (#976 by Remco Haszing)
• TOML Lexer
  • Add Pipfile filename globs to JSON and TOML lexers (#975 by Remco Haszing)
• XPath Lexer (NEW)
  • Add XPath and XQuery lexers (#1089 by Maxime Kjaer)
• XQuery Lexer (NEW)
  • Add XPath and XQuery lexers (#1089 by Maxime Kjaer)
• Xojo Lexer
  • Improve comment support in Xojo lexer (#1229 by Jim McKay)
• YAML Lexer
  • Fix tokenization of block strings in YAML lexer (#1235 by Ashwin Maroli)
  • Fix block chomping syntax in YAML lexer (#1234 by Ashwin Maroli)
  • Fix tokenization of number literals in YAML lexer (#1239 by Ashwin Maroli)

version 3.5.1: 2019-06-26

Comparison with the previous version

• PowerShell Lexer
  • Fix invalid parenthesis state in PowerShell lexer (#1222 by Michael Camilleri)

version 3.5.0: 2019-06-26

Comparison with the previous version

• General
  • Correct typo in lexer development guide (#1219 by Michael Camilleri)
  • Add support for TeX rendering (#1183 by Jeanine Adkisson)
  • Fix deprecation of argument to Lexer.continue (#1187 by Jeanine Adkisson)
  • Add development environment documentation (#1212 by Michael Camilleri)
  • Correct lexer development guide (#1145 by Michael Camilleri)
  • Remove unnecessary variables and fix duplicate ranges (#1197 by Masataka Pocke Kuwabara)
  • Optimise creation of directory names (#1207 by Ashwin Maroli)
  • Add reference to semantic versioning to README (#1205 by Michael Camilleri)
  • Add pr-open to Probot's exempt labels (#1203 by Michael Camilleri)
  • Adjust wording of stale issue message (#1202 by Michael Camilleri)
  • Configure Probot to close stale issues (#1199 by Michael Camilleri)
  • Add theme switcher to visual test app (#1198 by Ashwin Maroli)
  • Add the magritte theme (#1182 by Jeanine Adkisson)
  • Reduce duplicated range warnings (#1189 by Ashwin Maroli)
  • Improve display of visual samples (#1181 by Ashwin Maroli)
  • Remove duplicate issue templates (#1193 by Michael Camilleri)
  • Add issue templates (#1190 by Michael Camilleri)
  • Enable Rubocop ambiguity warnings (#1180 by Michael Camilleri)
  • Allow Rake tasks to be run with warnings (#1177 by Ashwin Maroli)
  • Reset instance variable only if it is defined (#1184 by Ashwin Maroli)
  • Fix escape_enabled? predicate method (#1174 by Dan Allen)
  • Fix removal of @debug_enabled (#1173 by Dan Allen)
  • Fix wording and indentation in changelog Rake task (#1171 by Michael Camilleri)
• BPF Lexer (NEW)
  • Add BPF lexer (#1191 by Paul Chaignon)
• Brainfuck Lexer (NEW)
  • Add Brainfuck lexer (#1037 by Andrea Esposito)
• Haskell Lexer
  • Support promoted data constructors in Haskell lexer (#1027 by Ben Gamari)
  • Add *.hs-boot glob to Haskell lexer (#1060 by Ben Gamari)
• JSON Lexer
  • Add extra mimetypes to JSON lexer (#1030 by duncangodwin)
• Jsonnet Lexer
  • Add *.libsonnet glob to Jsonnet lexer (#972 by Tomas Virgl)
• Liquid Lexer
  • Fix debug errors in Liquid lexer (#1192 by Michael Camilleri)
• LLVM Lexer
  • Fix various issues in LLVM lexer (#986 by Robin Dupret)
• Magik Lexer (NEW)
  • Add (Smallworld) Magik lexer (#1044 by Steven Looman)
• Prolog Lexer
  • Fix comment character in Prolog lexer (#830 by Darius Foo)
• Python Lexer
  • Fix shebang regex in Python lexer (#1172 by Michael Camilleri)
• Rust Lexer
  • Add support for integer literal separators in Rust lexer (#984 by Linda_pp)
• Shell Lexer
  • Fix interpolation and escaped backslash bugs in Shell lexer (#1216 by Jeanine Adkisson)
• Swift Lexer
  • Fix Swift lexer to support Swift 4.2 (#1035 by Mattt)

version 3.4.1: 2019-06-13

Comparison with the previous version

• General
  • Restore support for opts to Lexer.lex (#1178 by Michael Camilleri)
  • Use predefined string in bool_option (#1159 by Ashwin Maroli)
  • Expand list of files ignored by Git (#1157 by Michael Camilleri)

version 3.4.0: 2019-06-12

Comparison with the previous version.

• General
  • Add Rake task for generating changelog entries (#1167 by Michael Camilleri)
  • Tidy up changelog (#1169 by Michael Camilleri)
  • Improve functionality of HTMLLinewise formatter (#1156 by Dan Allen)
  • Avoid creating array on every Lexer.all call (#1140 by Ashwin Maroli)
  • Add clearer tests for Lexer.detectable? (#1153 by Ashwin Maroli)
  • Replace the :continue option with a #continue_lex method (#1151 by Jeanine Adkisson)
  • Introduce :detectable? singleton method for lexers (#1149 by Ashwin Maroli)
  • Update HTMLTable formatter to delegate to inner formatter (#1083 by Dan Allen)
  • Add basic memory usage profile (#1137 by Ashwin Maroli)
  • Avoid array creation when checking if source is UTF-8 (#1141 by Ashwin Maroli)
  • Add lexer development documentation (#1111 by Michael Camilleri)
  • Coerce state names into symbols rather than strings (#1138 by Ashwin Maroli)
  • Configure YARD to document protected code (#1133 by Michael Camilleri)
  • Add missing tokens from Pygments 2.2.0 (#1034 by Leonid Boykov)
  • Fix undefined instance variable warning in lexer (#1087 by Dan Allen)
  • Port black and white style from Pygments (#1086 by Dan Allen)
  • Reduce allocations from just loading the gem (#1104 by Ashwin Maroli)
  • Update Travis to check Ruby 2.6 (#1128 by Michael Camilleri)
  • Update GitHub URL in README (#1127 by Dan Allen)
  • Remove bundler from the Gemfile (#1110 by Dan Allen)
• C / C++ Lexers
  • Fix various issues with highlighting in C and C++ lexers (#1069 by Vidar Hokstad)
• C# Lexer
  • Fix rendering of C# attributes (#1117 by Michael Camilleri)
• CoffeeScript Lexer
  • Add operators, keywords and reserved words to CoffeeScript lexer (#1061 by Erik Demaine)
  • Fix comments in CoffeeScript lexer (#1123 by Michael Camilleri)
• Common Lisp Lexer
  • Fix unbalanced parenthesis crash in Common Lisp lexer (#1129 by Michael Camilleri)
• Coq Lexer
  • Fix string parsing in Coq lexer (#1116 by Michael Camilleri)
• Diff Lexer
  • Add support for non-unified diffs to Diff lexer (#1068 by Vidar Hokstad)
• Docker Lexer
  • Add filename extensions to Docker lexer (#1059 by webmaster777)
• Escape Lexer (NEW)
  • Add escaping within lexed content (#1152 by Jeanine Adkisson)
• Go Lexer
  • Fix whitespace tokenisation in Go lexer (#1122 by Michael Camilleri)
• GraphQL Lexer
  • Add support for Markdown descriptions (#1012 by Drew Blessing)
  • Add support for multiline strings (#1012 by Drew Blessing)
• Java Lexer
  • Improve specificity of tokens in Java lexer (#1124 by Michael Camilleri)
• JavaScript Lexer
  • Fix escaping backslashes in Javascript lexer (#1165 by Ashwin Maroli)
  • Update keywords in JavaScript lexer (#1126 by Masa-Shin)
• Jinja / Twig Lexers
  • Add support for raw/verbatim blocks in Jinja/Twig lexers (#1003 by Robin Dupret)
  • Add = to Jinja operators (#1011 by Drew Blessing)
• Julia Lexer
  • Recognize more Julia types and constants (#1024 by Alex Arslan)
• Kotlin Lexer
  • Add suspend keyword to Kotlin lexer (#1055 by Ing. Jan Kaláb)
  • Fix nested block comments in Kotlin lexer (#1121 by Michael Camilleri)
• Markdown Lexer
  • Fix code blocks in Markdown lexer (#1053 by Vidar Hokstad)
• Matlab Lexer
  • Add Matlab2017a strings to Matlab lexer (#1048 by Benjamin Buch)
• Objective-C Lexer
  • Fix untyped methods (#1118 by Michael Camilleri)
• Perl Lexer
  • Rationalise visual sample for Perl (#1162 by Michael Camilleri)
  • Fix backtracking issues, add string interpolation in Perl lexer (#1161 by Michael Camilleri)
  • Fix arbitrary delimiter regular expressions in Perl lexer (#1160 by Michael Camilleri)
• Plist Lexer
  • Restore support for highlighting XML-encoded plists (#1026 by Dan Mendoza)
• PowerShell Lexer
  • Add 'microsoftshell' and 'msshell' as aliases for PowerShell lexer (#1077 by Robin Schneider)
• Rust Lexer
  • Fix escape sequences in Rust lexer (#1120 by Michael Camilleri)
• Scala Lexer
  • Output more differentiated tokens in Scala lexer (#1040 by Alan Thomas)
• Shell Lexer
  • Add APKBUILD filename glob to Shell lexer (#1099 by Oliver Smith)
• Slim Lexer
  • Fix multiline Ruby code in Slim lexer (#1130 by René Klačan)
• SuperCollider Lexer (NEW)
  • Add SuperCollider lexer (#749 by Brian Heim)
• XML Lexer
  • Fix <html> tag breaking detection of XML files (#1031 by María Inés Parnisari)
• Xojo Lexer (NEW)
  • Add Xojo lexer (#1131 by Jim McKay)

version 3.3.0: 2018-10-01

Comparison with the previous version

Release Highlight: Due to #883 with the introduction of frozen string literals, Rouge memory usage and total objects dropped quite dramatically. See #883 for more details. Thanks @ashmaroli for this PR.

• General
  • Add frozen_string_literal (#883 ashmaroli)
• Mathematica Lexer (NEW)
  • Support for Mathematic/Wolfram (#854 by halirutan)
• Motorola 68k Lexer (NEW)
  • Add m68k assembly lexer (#909 by nguillaumin)
• SQF Lexer (NEW)
  • Add SQF Lexer (#761 by BaerMitUmlaut)
  • Minor changes to SQF (#970 by dblessing)
• JSP Lexer (NEW)
  • Add Java Server Pages lexer (#915 by miparnisari)
• Elixir Lexer
  • Add defstruct and defguardp (#960 by bjfish)
• F# / FSharp Lexer
  • Add .fsi extension (#1002 by adam-becker)
• Kotlin Lexer
  • Recognise annotations and map to decorator (#995 by lordcodes)
  • Function names (#996 by lordcodes)
  • Recognizing function parameters and return type (#999 by lordcodes)
  • Recognize destructuring assignment (#1001 by lordcodes)
• Objective-C Lexer
  • Add objectivec as tag/alias (#951 by revolter)
• Prolog Lexer
  • Add % as single-line comment (#898 by jamesnvc)
• Puppet Lexer
  • Add = as Operator in Puppet lexer (#980 by alexharv074)
• Python Lexer
  • Improve #-style comments (#959 by 1orenz0)
  • Improvements for builtins, literals and operators (#940 by aldanor)
• Ruby Lexer
  • Add Dangerfile as Ruby filename (#1004 by leipert)
• Rust Lexer
  • Add additional aliases for Rust (#988 by LegNeato)
• Swift Lexer
  • Add convenience method (#950 by damian-rzeszot)

version 3.2.1: 2018-08-16

Comparison with the previous version

• Perl Lexer
  • Allow any non-whitespace character to delimit regexes (#974 by dblessing)
    • Details: In specific cases where a previously unsupported regex delimiter was used, a later rule could cause a backtrack in the regex system. This resulted in Rouge hanging for an unspecified amount of time.

version 3.2.0: 2018-08-02

Comparison with the previous version

• General
  • Load pastie theme (#809 by rramsden)
  • Fix build failures (#892 by olleolleolle)
  • Update CLI style help text (#923 by nixpulvis)
  • Fix HTMLLinewise formatter documentation in README.md (#910 by rohitpaulk)
• Terraform Lexer (NEW - #917 by lowjoel)
• Crystal Lexer (NEW - #441 by splattael)
• Scheme Lexer
  • Allow square brackets (#849 by EFanZh)
• Haskell Lexer
  • Support for Quasiquotations (#868 by enolan)
• Java Lexer
  • Support for Java 10 var keyword (#888 by lc-soft)
• VHDL Lexer
  • Fix time_vector keyword typo (#911 by ttobsen)
• Perl Lexer
  • Recognize .t as valid file extension (#918 by miparnisari)
• Nix Lexer
  • Improved escaping sequences for indented strings (#926 by veprbl)
• Fortran Lexer
  • Recognize .f as valid file extension (#931 by veprbl)
• Igor Pro Lexer
  • Update functions and operations for Igor Pro 8 (#921 by t-b)
• Julia Lexer
  • Various improvements and fixes (#912 by ararslan)
• Kotlin Lexer
  • Recognize .kts as valid file extension (#908 by mkobit)
• CSS Lexer
  • Minor fixes (#916 by miparnisari)
• HTML Lexer
  • Minor fixes (#916 by miparnisari)
• Javascript Lexer
  • Minor fixes (#916 by miparnisari)
• Markdown Lexer
  • Images may not have alt text (#904 by Himura2la)
• ERB Lexer
  • Fix greedy comment matching (#902 by ananace)

version 3.1.1: 2018-01-31

Comparison with the previous version

• Perl
  • Fix #851: error on modulo operato in Perl by miparnisari · Pull Request #853 · rouge-ruby/rouge
• JavaScript
  • Detect *.mjs files as being JavaScript by Kovensky · Pull Request #866 · rouge-ruby/rouge
• Swift [Swift] Undo parsing function calls with trailing closure by dan-zheng · Pull Request #862 · rouge-ruby/rouge
• Vue
  • Fix load SCSS in Vue by purecaptain · Pull Request #842 · rouge-ruby/rouge

version 3.1.0: 2017-12-21

Thanks a lot for contributions; not only for the code, but also for the issues and review comments, which are vitally helpful.

Comparison with the previous version

• gemspec
  • Add source code and changelog links to gemspec #785 by @timrogers
• General
  • Fix #796: comments not followed by a newline are not highlighted #797 by @tyxchen
• Elem
  • Add Elm language support #744 by @dmitryrogozhny
• Ruby
  • Add the .erb file extension to ruby highlighting #713 by @jstumbaugh
• Hack
  • Add basic Hack support #712 by @fredemmott
• F#
  • Allow double backtick F# identifiers #793 by @nickbabcock
• Swift
  • Swift support for backticks and keypath syntax #794 by @johnfairh
  • [Swift] Tuple destructuring, function call with lambda argument #837 by @dan-zheng
• Python
  • Add async and await keywords to Python lexer #799 by @BigChief45
• Shell
  • Add missing shell commands and missing GNU coreutils executables #798 by @kernhanda
• PowerShell
  • Add JEA file extensions to powershell #807 by @michaeltlombardi
• SASS / SCSS
  • Don't treat [ as a part of an attribute name in SCSS #839 by @hibariya
• Haskell
  • Don't treat error specially in Haskell #834 by @enolan
• Rust
  • Rust: highlight the "where" keyword #823 by @lvillani

version 3.0.0: 2017-09-21

Comparison with the previous version

There is no breaking change in the public API, but internals' is changed.

• general:
  • dropped support for Ruby 1.9, requireing Ruby v2.0.0 (#775 by gfx)
  • [Internal API changes] refactored disaambiguators to removes the use of analyze_text's numeric score interface (#763 by jneen)
    • See rouge-ruby#763 for details
  • added rouge guess $file sub-command to test guessers (#773 by gfx)
  • added Rouge::Lexer.guess { fallback } interface (#777 by gfx)
  • removes BOM and normalizes newlines in input sources before lexing (#776 by gfx)
• kotlin:
  • fix errors in generic functions (#782 by gfx; thanks to @rongi for reporting it)
• haskell:
  • fix escapes in char literals (#780 by gfx; thanks to @Tosainu for reporting it)

version 2.2.1: 2017-08-22

Comparison with the previous version

• powershell:
  • Adding PowerShell builtin commands for version 5 (#757 thanks JacodeWeerd)
• general:
  • Rouge::Guessers::Modeline#filter: reduce object allocations (#756 thanks @parkr)

version 2.2.0: 2017-08-09

Comparison with the previous version

• rougify:
  • trap PIPE only when platform supports it (#700 thanks @maverickwoo)
  • support null formatter (-f tokens) (#719 thanks @abalkin)
• kotlin:
  • update for companion object rename (#702 thanks @stkent)
• igorpro:
  • fix igorpro lexer errrors (#706 thanks @ukos-git)
• nix:
  • support nix expression language (#732 thanks @vidbina)
• q:
  • fix rules for numeric literals (#717 thanks @abalkin)
• fortran:
  • add missing Fortran keywords and intrinsics (#739 thanks @pbregener)
• javascript:
  • Fix lexer on < in <script>...</script> (#727 thanks @cpallares)
• general:
  • speed up shebang? check (#738 thanks @schneems)
  • don't default to a hash in Lexer.format (#729)
  • use the token's qualname in null formatter (#730)
• formatter:
  • fix "unknown formatter: terminal256" (#735 thanks @cuihq)
• gemspec:
  • fix licenses to rubygems standard (#714 thanks @nomoon)

version 2.1.1: 2017-06-21

• rougify: display help when called with no arguments
• console: bugfix for line continuations dropping characters
• make: properly handle code that doesn't end in a newline
• fix some warnings with -w, add a rubocop configuration

version 2.1.0: 2017-06-06

• javascript:
  • fix for newlines in template expressions (#570 thanks @Kovensky!)
  • update keywords to ES2017 (#594 thanks @Kovensky!)
  • add ES6 binary and octal literals (#619 thanks @beaufortfrancois!)
• ruby:
  • require an = on the =end block comment terminator
  • bugfix for numeric ranges (#579 thanks @kjcpaas!)
  • bugfix for constants following class/module declarations
• shell: support based numbers in math mode
• html-inline formatter:
  • now accepts a search string, an instance, or aliases for the theme argument
• ocaml:
  • highlight variant tags
  • fixes for operators vs punctuation
  • fix polymorphic variants, support local open expressions, fix keywords (#643 thanks @emillon!)
• thankful-eyes theme:
  • bold operators, to distinguish between punctuation
• rust:
  • add support for range operators and type variables (#591 thanks @whitequark!)
  • support rustdoc hidden lines that start with # (#652 thanks @seanmonstar!)
• html: allow template languages to interpolate within script or style tags
• clojure:
  • finally add support for @
  • associate *.edn
• new lexer: lasso (#584 thanks @EricFromCanada!)
• ruby 1.9 support: Fix unescaped @ in regex (#588 thanks @jiphex!)
• fix comments at end of files in F# and R (#590 thanks @nickbabcock!)
• elixir: implement ruby-style sigil strings and regexes (#530 thanks @k3rni!)
• docker: add missing keywords
• add ruby 2.4 support
• coffeescript: bugfix for improper multiline comments (#604 thanks @dblessing!)
• json: make exponent signs optional (#597 thanks @HerrFolgreich!)
• terminal256 formatter: put reset characters at the end of each line (#603 thanks @deivid-rodriguez!)
• csharp:
  • actually highlight interface names
  • highlight splice literals $"" and @$"" (#600 thanks @jmarianer!)
  • recognize nameof as a keyword (#626 thanks @drovani!)
• new lexer: mosel (#606 thanks @germanriano!)
• php:
  • more robust ident regex that supports unicode idents
  • add heuristics to determine whether to start inline
• new lexer: q (kdb+) (#655 thanks @abalkin!)
• new lexer: pony (#651 thanks @katafrakt!)
• new lexer: igor-pro (#648 thanks @ukos-git!)
• new lexer: wollok (#647 thanks @mumuki!)
• new lexer: graphql (#634 thanks @hibariya!)
• properties: allow hyphens in key names (#629 thanks @cezariuszmarek!)
• HTMLPygments formatter: (breaking) wrap tokens with div.highlight
• new lexer: console (replaces old shell_session lexer)
  • properly detects prompts and continuations
  • fully configurable prompt string with ?prompt=...
  • optional root-level comments with ?comments
• new lexer: irb
• xml: allow newlines in attribute values (#663 thanks @mojavelinux!)
• windows fix: use YAML.load_file to load apache keywords
• new lexer: dot (graphviz) (#627 thanks @kAworu)
• overhaul options handling, and treat options as untrusted user content
• add global opt-in to debug mode (Rouge::Lexer.enable_debug!) to prevent debug mode from being activated by users
• shell: more strict builtins (don't highlight cd-hello) (#684 thanks @alex-felix!)
• new lexer: sieve (#682 thanks @kAworu!)
• new lexer: TSX (#669 thanks @timothykang!)
• fortran: update to 2008 (#667 thanks @pbregener!)
• powershell: use backtick as escape instead of backslash (#660 thanks @gmckeown!)
• new lexer: awk (#607 thanks @kAworu)
• new lexer: hylang (#623 thanks @profitware!)
• new lexer: plist (#622 thanks @segiddins!)
• groovy: support shebangs (#608 thanks @hwdegroot!)
• new lexer: pastie (#576 thanks @mojavelinux)
• sed: bugfix for dropped characters from regexes
• sml:
  • bugfix for dropped keywords
  • bugfix for mishighlighted keywords
• gherkin, php, lua, vim, matlab: update keyword files
• new lexer: digdag (#674 thanks @gfx!)
• json-doc: highlight bare keys
• HTMLTable: don't output a newline after the closing tag (#659 thanks @gpakosz!)

version 2.0.7: 2016-11-18

• haml: fix balanced braces in attribute curlies
• clojure:
  • allow comments at EOF
  • detect for build.boot (thanks @pandeiro)
• ruby 1.9.1 compat: escape @ signs (thanks @pille1842)
• c++
  • add *.tpp as an extension (thanks @vser1)
  • add more C++11 keywords
• new lexer: ABAP (thanks @mlaggner)
• rougify: properly handle SIGPIPE for downstream pipe closing (thanks @maverickwoo)
• tex: add *.sty and *.cls extensions
• html: bugfix for multiple style tags - was too greedy
• new lexer: vue
• perl: fix lexing of POD comments (thanks @kgoess)
• coq: better string escape handling
• javascript:
  • add support for ES decorators
  • fix multiline template strings with curlies (thanks @Kovensky)
• json: stop guessing based on curlies
• rust: support the ? operator

version 2.0.6: 2016-09-07

• actionscript: emit correct tokens for positive numbers (thanks @JoeRobich!)
• json: bottom-up rewrite, massively improve string performance
• markdown: don't terminate code blocks unless there's a newline before the terminator
• tulip: rewrite lexer with updated features
• swift: update for swift 3 (thanks @radex!)
• fortran: correctly lex exponent floats (thanks @jschwab!)
• bugfix: escape \@ for ruby 1.9.x
• verilog: recognize underscores and question marks (thanks @whitequark!)
• common lisp: recognize .asd files for ASDF
• new lexer: mxml (thanks @JoeRobich!)
• new lexer: 1c (thanks @karnilaev!)
• new lexer: turtle/trig (thanks @jakubklimek!)
• new lexer: vhdl (thanks @ttobsen!)
• new lexer: jsx
• new lexer: prometheus (thanks @dblessing!)

version 2.0.5: 2016-07-19

• bugfix: don't spam stdout from the yaml lexer

version 2.0.4: 2016-07-19 (yanked)

• new lexer: docker (thanks @KitaitiMakoto!)
• new lexer: fsharp (thanks @raymens!)
• python: improve string escapes (thanks @di!)
• yaml: highlight keys differently than values

version 2.0.3: 2016-07-14

• guessing: ambiguous guesses now raise Rouge::Guesser::Ambiguous instead of a mysterious class inside a metaclass.
• praat: various fixes for unconventional names (thanks @jjatria!)
• workaround for rdoc parsing bug that should fix gem install with rdoc parsing on.
• ruby:
  • best effort colon handling
  • fix for heredocs with method calls at the end
• tulip: rewrite from the ground up
• markdown: fix improper greediness of backticks
• tooling: improve the debug output, and properly highlight the legend

version 2.0.2: 2016-06-27

• liquid: support variables ending in question marks (thanks @brettg!)
• new lexer: IDL (thanks @sappjw!)
• javascript:
  • fix bug causing : error tokens (#497)
  • support for ES6 string interpolation with backticks (thanks @iRath96!)
• csharp: allow comments at EOF
• java: allow underscored numeric literals (thanks @vandiedakaf!)
• terminal formatter: theme changes had broken this formatter, this is fixed.
• shell: support "ansi strings" - $'some-string\n'

version 2.0.1: 2016-06-15

• Bugfix for Formatter#token_lines without a block

version 2.0.0: 2016-06-14

• new formatters! see README.md for documentation, use Rouge::Formatters::HTMLLegacy for the old behavior.

version 1.11.1: 2016-06-14

• new guesser infrastructure, support for emacs and vim modelines (#489)
• javascript bugfix for nested objects with quoted keys (#496)
• new theme: Gruvbox (thanks @jamietanna!)
• praat: lots of improvements (thanks @jjatria)
• fix for rougify error when highlighting from stdin (#493)
• new lexer: kotlin (thanks @meleyal!)
• new lexer: cfscript (thanks @mjclemente!)

version 1.11.0: 2016-06-06

• groovy:
  • remove pathological regexes and add basic support for triple-quoted strings (#485)
  • add the "trait" keyword and fix project url (thanks @glaforge! #378)
• new lexer: coq (thanks @gmalecha! #389)
• gemspec license now more accurate (thanks @connorshea! #484)
• swift:
  • properly support nested comments (thanks @dblessing! #479)
  • support swift 2.2 features (thanks @radex #376 and @wokalski #442)
  • add indirect declaration (thanks @nRewik! #326)
• new lexer: verilog (thanks @Razer6! #317)
• new lexer: typescript (thanks @Seikho! #400)
• new lexers: jinja and twig (thanks @robin850! #402)
• new lexer: pascal (thanks @alexcu!)
• css: support attribute selectors (thanks @skoji! #426)
• new lexer: shell session (thanks @sio4! #481)
• ruby: add support for <<~ heredocs (thanks @tinci! #362)
• recognize comments at EOF in SQL, Apache, and CMake (thanks @julp! #360)
• new lexer: phtml (thanks @Igloczek #366)
• recognize comments at EOF in CoffeeScript (thanks @rdavila! #370)
• c/c++:
  • support c11/c++11 features (thanks @Tosainu! #371)
  • Allow underscores in identifiers (thanks @coverify! #333)
• rust: add more builtin types (thanks @RalfJung! #372)
• ini: allow hyphen keys (thanks @KrzysiekJ! #380)
• r: massively improve lexing quality (thanks @klmr! #383)
• c#:
  • add missing keywords (thanks @BenVlodgi #384 and @SLaks #447)
• diff: do not require newlines at the ends (thanks @AaronLasseigne! #387)
• new lexer: ceylon (thanks @bjansen! #414)
• new lexer: biml (thanks @japj! #415)
• new lexer: TAP - the test anything protocol (thanks @mblayman! #409)
• rougify bugfix: treat input as utf8 (thanks @japj! #417)
• new lexer: jsonnet (thanks @davidzchen! #420)
• clojure: associate *.cljc for cross-platform clojure (thanks @alesguzik! #423)
• new lexer: D (thanks @nikibobi! #435)
• new lexer: smarty (thanks @tringenbach! #427)
• apache:
  • add directives for v2.4 (thanks @stanhu!)
  • various improvements (thanks @julp! #301)
    • faster keyword lookups
    • fix nil error on unknown directive (cf #246, #300)
    • properly manage case-insensitive names (cf #246)
    • properly handle windows CRLF
• objective-c:
  • support literal dictionaries and block arguments (thanks @BenV! #443 and #444)
  • Fix error tokens when defining interfaces (thanks @meleyal! #477)
• new lexer: NASM (thanks @sraboy! #457)
• new lexer: gradle (thanks @nerro! #468)
• new lexer: API Blueprint (thanks @kylef! #261)
• new lexer: ActionScript (thanks @honzabrecka! #241)
• terminal256 formatter: stop confusing token names (thanks @julp! #367)
• new lexer: julia (thanks @mpeteuil! #331)
• new lexer: cmake (thanks @julp! #302)
• new lexer: eiffel (thanks @Conaclos! #323)
• new lexer: protobuf (thanks @fqqb! #327)
• new lexer: fortran (thanks @CruzR! #328)
• php: associate *.phpt files (thanks @Razer6!)
• python: support raise from and yield from (thanks @mordervomubel! #324)
• new VimL example (thanks @tpope! #315)

version 1.10.1: 2015-09-10

• diff: fix deleted lines which were not being highlighted (thanks @DouweM)

version 1.10.0: 2015-09-10

• fix warnings on files being loaded multiple times
• swift: (thanks @radex)
  • new keywords
  • support all @-prefixed attributes
  • add support for try! and #available(...)
• bugfix: Properly manage #style_for precedence for terminal and inline formatters (thanks @mojavelinux)
• visual basic: recognize *.vb files (thanks @naotaco)
• common-lisp:
  • add elisp as an alias (todo: make a real elisp lexer) (thanks @tejasbubane)
  • bugfix: fix crash on array and structure literals
• new lexer: praat (thanks @jjatria)
• rust: stop recognizing *.rc (thanks @maximd)
• matlab: correctly highlight ' (thanks @miicha)

version 1.9.1: 2015-07-13

• new lexer: powershell (thanks @aaroneg!)
• new lexer: tulip
• bugfix: pass opts through so lex(continue: true) retains them (thanks @stanhu!)
• c#: bugfix: don't error on unknown states in the C# lexer
• php: match drupal file extensions (thanks @rumpelsepp!)
• prolog: allow camelCase atoms (thanks @mumuki!)
• c: bugfix: was dropping text in function declarations (thanks @JonathonReinhart!)
• groovy: bugfix: allow comments at eof without newline

version 1.9.0: 2015-05-19

• objc: add array literals (thanks @mehowte)

• slim: reset ruby and html lexers, be less eager with guessing, detect html entities (thanks @elstgav)

• js: add yield as a keyword (thanks @honzabrecka)

• elixir: add alias exs (thanks @ismaelga)

• json: lex object keys as Name::Tag (thanks @morganjbruce)

• swift: add support for @noescape and @autoclosure(escaping) (thanks @radex) and make as? and as! look better

• sass/scss: add support for @each, @return, @media, and @function (thanks @i-like-robots)

• diff: make the whole thing more forgiving and less buggy (thanks @rumpelsepp)

• c++: add arduino file mappings and also Berksfile (thanks @Razer6)

• liquid: fix #237 which was dropping content (thanks @RadLikeWhoa)

• json: add json-api mime type (thanks @brettchalupa)

• new lexer: glsl (thanks @sriharshachilakapati)

• new lexer: json-doc, which is like JSON but supports comments and ellipsis (thanks @textshell)

• add documentation to the --formatter option in rougify help (thanks @mjbshaw)

• new website! http://rouge.jneen.net/ (thanks @edwardloveall!)

version 1.8.0: 2015-02-01

• css: fix "empty range in char class" bug and improve id/class name matches (#227/#228). Thanks @elstgav!
• swift: add @objc_block and fix eof comments (#226). Thanks @radex!
• new lexer: liquid (#224). Thanks @RadLikeWhoa!
• cli: add -v flag to print version (#225). Thanks @RadLikeWhoa!
• ruby: add alias_method as a builtin (#223). Thanks @kochd!
• more conservative guessing for R, eliminate the .S extension
• new theme: molokai (#220). Thanks @kochd!
• allow literate haskell that doesn't end in eof
• add human-readable "title" attribute to lexers (#215). Thanks @edwardloveall!
• swift: add support for preprocessor macros (#201). Thanks @mipsitan!

version 1.7.7: 2014-12-24

• fix previous bad release: actually add yaml files to the gem

version 1.7.5: 2014-12-24

lexer fixes and tweaks:

• javascript: fix function literals in object literals (reported by @taye)
• css: fix for percentage values and add more units (thanks @taye)
• ruby: highlight require_relative as a builtin (thanks @NARKOZ)

new lexers:

• nim (thanks @singularperturbation)
• apache (thanks @iiska)

new filetype associations:

• highlight PKGBUILD as shell (thanks @rumpelsepp)
• highlight Podspec files as ruby (thanks @NARKOZ)

other:

• lots of doc work in the README (thanks @rumpelsepp)

version 1.7.4: 2014-11-23

• clojure: hotfix for namespaced keywords with ::
• background fix: add css class to pre tag instead of code tag (#191)
• new name in readme and license
• new contributor code of conduct

version 1.7.3: 2014-11-15

• ruby: hotfix for symbols in method calling position (rubyyyyy.......)
• http: add PATCH as a verb
• new lexer: Dart (thanks @R1der!)
• null formatter now prints token names and values

version 1.7.2: 2014-10-04

• ruby: hotfix for division with no space

version 1.7.1: 2014-09-18

• ruby: hotfix for the /= operator

version 1.7.0: 2014-09-18

• ruby: give up on trying to highlight capitalized builtin methods
• swift: updates for beta 6 (thanks @radex!) (#174, #172)
• support ASCII-8BIT encoding found on macs, as it's a subset of UTF-8 (#178)
• redcarpet plugin [BREAKING]: change #rouge_formatter's override pattern
  • it is now a method that takes a lexer and returns a formatter, instead of a hash of generated options. (thanks @vince-styling!)
• java: stop erroneously highlighting keywords within words (thanks @koron!) (#177)
• html: dash is allowed in tag names (thanks @tjgrathwell!) (#173)

version 1.6.2: 2014-08-16

• swift: updates for beta 5 (thanks @radex!)

version 1.6.1: 2014-07-26

• hotfix release for common lisp, php, objective c, and qml lexers

version 1.6.0: 2014-07-26

• haml: balance braces in interpolation
• new lexer: slim (thanks @knutaldrin and @greggroth!)
• javascript: inner tokens in regexes are now lexed, as well as improvments to the block / object distinction.

version 1.5.1: 2014-07-13

• ruby bugfixes for symbol edgecases and one-letter constants
• utf-8 all of the things
• update all builtins
• rust: add box keyword and associated builtins

version 1.5.0: 2014-07-11

• new lexer: swift (thanks @totocaster!)
• update elixir for new upstream features (thanks @splattael!)
• ruby bugfixes:
  • add support for method calls with trailing dots
  • fix for foo[bar] / baz being highlighted as a regex
• terminal256 formatter: re-style each line - some platforms reset on each line

version 1.4.0: 2014-05-28

• breaking: wrap code in <pre ...><code>...</code></pre> if :wrap is not overridden (thanks @Arcovion)
• Allow passing a theme name as a string to :inline_theme (thanks @Arcovion)
• Add :start_line option for html line numbers (thanks @sencer)
• List available themes in rougify help style

version 1.3.4: 2014-05-03

• New lexers:
  • QML (thanks @seanchas116)
  • Applescript (thanks @joshhepworth)
  • Properties (thanks @pkuczynski)
• Ruby bugfix for { key: /regex/ } (#134)
• JSON bugfix: properly highlight null (thanks @zsalzbank)
• Implement a noop formatter for perf testing (thanks @splattael)

version 1.3.3: 2014-03-02

• prolog bugfix: was raising an error on some inputs (#126)
• python bugfix: was inconsistently highlighting keywords/builtins mid-word (#127)
• html formatter: always end output with a newline (#125)

version 1.3.2: 2014-01-13

• Now tested in Ruby 2.1
• C family bugfix: allow exponential floats without decimals (1e-2)
• cpp: allow single quotes as digit separators (100'000'000)
• ruby: highlight %= as an operator in the right context

version 1.3.1: 2013-12-23

• fill in some lexer descriptions and add the behat alias for gherkin

version 1.3.0: 2013-12-23

• assorted CLI bugfixes: better error handling, CGI-style options, no loadpath munging
• html: support multiline doctypes
• ocaml: bugfix for OO code: allows # as an operator
• inline some styles in tableized output instead of relying on the theme
• redcarpet: add overrideable #rouge_formatter for custom formatting options

version 1.2.0: 2013-11-26

• New lexers:
  • MATLAB (thanks @adambard!)
  • Scala (thanks @sgrif!)
  • Standard ML (sml)
  • OCaml
• Major performance overhaul, now ~2x faster (see #114) (thanks @korny!)
• Deprecate RegexLexer#group (internal). Use #groups instead.
• Updated PHP builtins
• CLI now responds to rougify --version

version 1.1.0: 2013-11-04

• For tableized line numbers, the table is no longer surrounded by a <pre> tag, which is invalid HTML. This was previously causing issues with HTML post-processors such as loofah. This may break some stylesheets, as it changes the generated markup, but stylesheets only referring to the scope passed to the formatter should be unaffected.
• New lexer: moonscript (thanks @nilnor!)
• New theme: monokai, for real this time! (thanks @3100!)
• Fix intermittent loading errors for good with Lexer.load_const, which closes the long-standing #66

version 1.0.0: 2013-09-28

• lua: encoding bugfix, and a performance tweak for string literals
• The Big 1.0! From now on, strict semver will apply, and new lexers and features will be introduced in minor releases, reserving patch releases for bugfixes.

version 0.5.4: 2013-09-21

• Cleaned up stray invalid error tokens
• Fix C++/objc loading bug in rougify
• Guessing alg tweaks: don't give up if no filename or mimetype matches
• Rebuilt the CLI without thor (removed the thor dependency)
• objc: Bugfix for :forward_classname error tokens

version 0.5.3: 2013-09-15

• Critical bugfixes (#98 and #99) for Ruby and Markdown. Some inputs would throw errors. (thanks @hrysd!)

version 0.5.2: 2013-09-15

• Bugfixes for C/C++
• Major bugfix: YAML was in a broken state :\ (thanks @hrysd!)
• Implement lexer subclassing, with append and prepend
• new lexer: objective c (!)

version 0.5.1: 2013-09-15

• Fix non-default themes (thanks @tiroc!)
• Minor lexing bugfixes in ruby

version 0.5.0: 2013-09-02

• Various performance optimizations
• javascript:
  • quoted object keys were not being highlighted correctly
  • multiline comments were not being highlighted
• common lisp: fix commented forms
• golang: performance bump
• ruby: fix edge case for def-@
• c: fix a pathological performance case
• fix line number alignment on non-newline-terminated code (#91)

Breaking API Changes in v0.5.0

• Rouge::Lexers::Text renamed to Rouge::Lexers::PlainText
• Tokens are now constants, rather than strings. This only affects you if you've written a custom lexer, formatter, or theme.

version 0.4.0: 2013-08-14

• Add the :inline_theme option to Formatters::HTML for environments that don't support stylesheets (like super-old email clients)
• Improve documentation of Formatters::HTML options
• bugfix: don't include subsequent whitespace in an elixir keyword. In certain fonts/themes, this can cause inconsistent indentation if bold spaces are wider than non-bold spaces. (thanks @splattael!)

version 0.3.10: 2013-07-31

• Add the license key in the gemspec
• new lexer: R

version 0.3.9: 2013-07-19

• new lexers:
  • elixir (thanks @splattael!)
  • racket (thanks @greghendershott!)

version 0.3.8: 2013-07-02

• new lexers:
  • erlang! (thanks @potomak!)
  • http (with content-type based delegation)
• bugfix: highlight true and false in JSON

version 0.3.7: 2013-06-07

• bugfix: Add the local lib dir to the path in ./bin/rougify so the internal require works properly.
• php: Properly lex variables in double-quoted strings and provide the correct token for heredocs (thanks @hrysd!)
• Add a :wrap option to the html formatter (default true) to provide the <pre> wrapper. This allows skipping the wrapper entirely for postprocessing. (thanks @cjohansen!)

version 0.3.6: 2013-05-27

• fixed bad release that included unfinished D and wdiff lexers :\

version 0.3.5: 2013-05-24

• Added a github theme (thanks @simonc!) (#75)
• Correctly highlight ruby 1.9-style symbols and %i() syntax (thanks @simonc!) (#74)
• Fixed a performance bug in the C++ lexer (#73) reported by @jeffgran

version 0.3.4: 2013-05-02

• New lexer: go (thanks @hashmal!)
• Clojure bugfix: allow # in keywords and symbols

version 0.3.3: 2013-04-09

• Basic prompt support in the shell lexer
• Add CSS3 attributes to CSS/Sass/SCSS lexers
• Bugfix for a crash in the vim lexer

version 0.3.2: 2013-03-11

• Another hotfix release for the Sass/SCSS lexers, because I am being dumb

version 0.3.1: 2013-03-11

• Hotfix release: fix errors loading the SCSS lexer on some systems.

version 0.3.0: 2013-03-06

• Refactor source guessing to return fewer false positives, and to be better at disambiguating between filename matches (such as nginx.conf vs. *.conf, or *.pl for both prolog and perl)
• Added Lexer.guesses which can return multiple or zero results for a guess.
• Fix number literals in C#
• New lexers:
  • Gherkin (cucumber)
  • Prolog (@coffeejunk)
  • LLVM (@coffeejunk)

version 0.2.15: 2013-03-03

• New lexer: lua (thanks, @nathany!)
• Add extra filetypes that map to Ruby (Capfile, Vagrantfile, *.ru and *.prawn) (@nathany)
• Bugfix: add demos for ini and toml
• The thankful_eyes theme now colors Literal.Date
• No more gigantic load list in lib/rouge.rb

version 0.2.14: 2013-02-28

• New lexers:
  • puppet
  • literate coffeescript
  • literate haskell
  • ini
  • toml (@coffeejunk)
• clojure: cljs alias, and make it more visually balanced by using Name instead of Name.Variable.
• Stop trying to read /etc/bash.bashrc in the specs (@coffeejunk)

version 0.2.13: 2013-02-12

• Highlight ClojureScipt files (*.cljs) as Clojure (@blom)
• README and doc enhancements (plus an actual wiki!) (@robin850)
• Don't open Regexp, especially if we're not adding anything to it.

version 0.2.12: 2013-02-07

• Python: bugfix for lone quotes in triple-quoted strings
• Ruby: bugfix for # in %-delimited strings

version 0.2.11: 2013-02-04

• New lexer: C# (csharp)
• rust: better macro handling
• Python bugfix for "'" and '"' (@garybernhardt)

version 0.2.10: 2013-01-14

• New lexer: rust (rust-lang.org)
• Include rouge.gemspec with the built gem
• Update the PHP builtins

version 0.2.9: 2012-11-28

• New lexers: io, sed, conf, and nginx
• fixed an error on numbers in the shell lexer
• performance bumps for shell and ruby by prioritizing more common patterns
• (@korny) Future-proofed the regexes in the Perl lexer
• rougify now streams the formatted text to stdout as it's available instead of waiting for the lex to be done.

version 0.2.8: 2012-10-30

• Bugfix for tableized line numbers when the code doesn't end with a newline.

version 0.2.7: 2012-10-22

• Major performance improvements. 80% running time reduction for some files since v0.2.5 (thanks again @korny!)
• Deprecated postprocess for performance reasons - it wasn't that useful in the first place.
• The shell lexer should now recognize .bashrc, .profile and friends

version 0.2.6: 2012-10-21

• coffeescript: don't yield error tokens for keywords as attributes
• add the --scope=SELECTOR option to rougify style
• Add the :line_numbers option to the HTML formatter to get line numbers! The styling for the line numbers is determined by the theme's styling for 'Generic.Lineno'
• Massive performance improvements by reducing calls to option and to Regexp#source (@korny)

version 0.2.5: 2012-10-20

• hotfix: ship the demos with the gem.

version 0.2.4: 2012-10-20

• Several improvements to the javasript and scheme lexers
• Lexer.demo, with small demos for each lexer
• Rouge.highlight takes a string for the formatter
• Formatter.format delegates to the instance
• sass: Support the @extend syntax, fix new-style attributes, and support 3.2 placeholder syntax

version 0.2.3: 2012-10-16

• Fixed several postprocessing-related bugs
• New lexers: coffeescript, sass, smalltalk, handlebars/mustache

version 0.2.2: 2012-10-13

• In terminal256, stop highlighting backgrounds of text-like tokens
• Fix a bug which was breaking guessing with filenames beginning with .
• Fix the require path for redcarpet in the README (@JustinCampbell)
• New lexers: clojure, groovy, sass, scss
• YAML: detect files with the %YAML directive
• Fail fast for non-UTF-8 strings
• Formatter#render deprecated, renamed to Formatter#format. To be removed in v0.3.
• Lexer#tag delegates to the class
• Better keyword/builtin highlighting for CSS
• Add the :token option to the text lexer

version 0.2.1: 2012-10-11

• Began the changelog
• Removed several unused methods and features from Lexer and RegexLexer
• Added a lexer for SQL
• Added a lexer for VimL, along with rake builtins:vim
• Added documentation for RegexLexer, TextAnalyzer, and the formatters
• Refactored rake phpbuiltins - renamed to rake builtins:php
• Fixed a major bug in the Ruby lexer that prevented highlighting the module keyword.
• Changed the default formatter for the rougify executable to terminal256.
• Implemented rougify list, and added short descriptions to all of the lexers.
• Fixed a bug in the C lexer that was yielding error tokens in case statements.