ChangeLog

This log summarizes the changes in each released version of rouge. The versioning scheme we use is semver, although we will often release new lexers in minor versions, as a practical matter.

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.

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