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<?xml version="1.0" encoding="UTF-8"?>
<!--
Author: Archit Baweja <bighead@users.sourceforge.net>
Copyright (C) 2004 Archit Baweja <bighead@users.sourceforge.net>
Copyright (C) 2005 Michael Witrant <mike@lepton.fr>
Copyright (C) 2006 Gabriel Bauman <gbauman@gmail.com>
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-->
<language id="ruby" _name="Ruby" version="2.0" _section="Scripts">
<metadata>
<property name="mimetypes">application/x-ruby;text/x-ruby</property>
<property name="globs">*.rb</property>
<property name="line-comment-start">#</property>
</metadata>
<styles>
<style id="escape" _name="Escaped Character" map-to="def:special-char"/>
<style id="comment" _name="Comment" map-to="def:comment"/>
<style id="attribute-definition" _name="Attribute Definition" map-to="def:statement"/>
<style id="module-handler" _name="Module handler" map-to="def:preprocessor"/>
<style id="keyword" _name="Keyword" map-to="def:keyword"/>
<style id="nil-value" _name="Nil Constant" map-to="def:special-constant"/>
<style id="boolean" _name="Boolean value" map-to="def:boolean"/>
<style id="floating-point" _name="Floating point number" map-to="def:floating-point"/>
<style id="decimal" _name="Decimal number" map-to="def:decimal"/>
<style id="base-n-integer" _name="Base-N number" map-to="def:base-n-integer"/>
<style id="numeric-literal" _name="Numeric literal" map-to="def:base-n-integer"/>
<style id="string" _name="String" map-to="def:string"/>
<style id="builtin" _name="Builtin" map-to="def:type"/>
<style id="constant" _name="Constant" map-to="def:type"/>
<style id="symbol" _name="Symbol" map-to="def:string"/>
<style id="special-variable" _name="Special Variable" map-to="def:identifier"/>
<style id="predefined-variable" _name="Predefined Variable" map-to="def:identifier"/>
<style id="variable" _name="Variable" map-to="def:identifier"/>
<style id="here-doc" _name="Heredoc" map-to="def:string" />
<style id="here-doc-bound" _name="Heredoc Bound" map-to="def:string"/>
<style id="regex" _name="Regular Expression" map-to="def:identifier"/>
</styles>
<definitions>
<context id="escape" style-ref="escape">
<match>\\((0-7){3}|(x[a-fA-F0-9]{2})|(c\S)|([CM]-\S)|(M-C-\S)|.)</match>
</context>
<context id="multiline-comment" style-ref="comment">
<start>^=begin</start>
<end>^=end</end>
<include>
<context ref="escape"/>
<context ref="def:in-comment"/>
</include>
</context>
<context id="attribute-definitions" style-ref="attribute-definition">
<keyword>attr</keyword>
<keyword>attr_writer</keyword>
<keyword>attr_reader</keyword>
<keyword>attr_accessor</keyword>
</context>
<context id="definitions" style-ref="keyword">
<!-- do not highlight the .class method -->
<prefix>(?&lt;![\w\.])</prefix>
<keyword>alias</keyword>
<keyword>class</keyword>
<keyword>module</keyword>
<keyword>def</keyword>
<keyword>undef</keyword>
</context>
<context id="module-handlers" style-ref="module-handler">
<keyword>require</keyword>
<keyword>include</keyword>
<keyword>load</keyword>
</context>
<context id="keywords" style-ref="keyword">
<keyword>BEGIN</keyword>
<keyword>END</keyword>
<keyword>and</keyword>
<keyword>begin</keyword>
<keyword>break</keyword>
<keyword>case</keyword>
<keyword>catch</keyword>
<keyword>defined?</keyword>
<keyword>do</keyword>
<keyword>else</keyword>
<keyword>elsif</keyword>
<keyword>end</keyword>
<keyword>ensure</keyword>
<keyword>for</keyword>
<keyword>if</keyword>
<keyword>in</keyword>
<keyword>next</keyword>
<keyword>not</keyword>
<keyword>or</keyword>
<keyword>private</keyword>
<keyword>protected</keyword>
<keyword>public</keyword>
<keyword>redo</keyword>
<keyword>rescue</keyword>
<keyword>retry</keyword>
<keyword>return</keyword>
<keyword>then</keyword>
<keyword>throw</keyword>
<keyword>unless</keyword>
<keyword>until</keyword>
<keyword>when</keyword>
<keyword>while</keyword>
<keyword>yield</keyword>
</context>
<context id="builtins" style-ref="builtin">
<keyword>Array</keyword>
<keyword>Bignum</keyword>
<keyword>Binding</keyword>
<keyword>Class</keyword>
<keyword>Continuation</keyword>
<keyword>Dir</keyword>
<keyword>Exception</keyword>
<keyword>FalseClass</keyword>
<keyword>File::Stat</keyword>
<keyword>File</keyword>
<keyword>Fixnum</keyword>
<keyword>Float</keyword>
<keyword>Hash</keyword>
<keyword>Integer</keyword>
<keyword>IO</keyword>
<keyword>MatchData</keyword>
<keyword>Method</keyword>
<keyword>Module</keyword>
<keyword>NilClass</keyword>
<keyword>Numeric</keyword>
<keyword>Object</keyword>
<keyword>Proc</keyword>
<keyword>Range</keyword>
<keyword>Regexp</keyword>
<keyword>String</keyword>
<keyword>Struct::Tms</keyword>
<keyword>Struct</keyword>
<keyword>Symbol</keyword>
<keyword>Symbol</keyword>
<keyword>ThreadGroup</keyword>
<keyword>Thread</keyword>
<keyword>Time</keyword>
<keyword>TrueClass</keyword>
</context>
<context id="special-variables" style-ref="special-variable">
<keyword>self</keyword>
<keyword>super</keyword>
<keyword>__FILE__</keyword>
<keyword>__LINE__</keyword>
</context>
<context id="predefined-variables" style-ref="predefined-variable">
<match extended="true">
\$([!$&amp;"'*+,./0:;&lt;=&gt;?@\`~1-9]|
-[0FIKadilpvw]|
deferr|defout|stderr|stdin|stdout|
DEBUG|FILENAME|KCODE|LOADED_FEATURES|LOAD_PATH|
PROGRAM_NAME|SAFE|VERBOSE)\b
</match>
</context>
<context id="global-variables" style-ref="variable">
<match>\$[a-zA-Z_][a-zA-Z0-9_]*</match>
</context>
<context id="class-variables" style-ref="variable">
<match>@@[a-zA-Z_][a-zA-Z0-9_]*</match>
</context>
<context id="instance-variables" style-ref="variable">
<match>@[a-zA-Z_][a-zA-Z0-9_]*</match>
</context>
<context id="symbols" style-ref="symbol">
<match>(?&lt;!:):[a-zA-Z0-9_]+</match>
</context>
<context id="regexp-variables" style-ref="regex">
<match>\$[1-9][0-9]*</match>
</context>
<context id="constants" style-ref="constant">
<match>(::)?\b[A-Z][A-Za-z0-9_]*\b</match>
</context>
<context id="nil-value" style-ref="nil-value">
<keyword>nil</keyword>
</context>
<context id="boolean" style-ref="boolean">
<keyword>false</keyword>
<keyword>true</keyword>
</context>
<define-regex id="underscore_num">\d(_?\d)*</define-regex>
<define-regex id="float" extended="true">
( (\%{underscore_num})?\.\%{underscore_num} | \%{underscore_num}\. ) |
( (\%{underscore_num}|(\%{underscore_num})?\.\%{underscore_num}|\%{underscore_num}\.)[eE][+-]?\%{underscore_num} )
</define-regex>
<context id="float" style-ref="floating-point">
<match>(?&lt;![\w\.])\%{float}(?![\w\.])</match>
</context>
<context id="decimal" style-ref="decimal">
<match>(?&lt;![\w\.])([1-9](_?[0-9])*|0)(?![\w\.])</match>
</context>
<context id="hex" style-ref="base-n-integer">
<match>(?&lt;![\w\.])0[xX][0-9A-Fa-f](_?[0-9A-Fa-f])*(?![\w\.])</match>
</context>
<context id="octal" style-ref="base-n-integer">
<match>(?&lt;![\w\.])0[0-7](_?[0-7])*(?![\w\.])</match>
</context>
<context id="binary" style-ref="base-n-integer">
<match>(?&lt;![\w\.])0[bB][01](_?[01])*(?![\w\.])</match>
</context>
<context id="numeric-literal" style-ref="numeric-literal">
<match>(?&lt;![\w\.])\?((\\[MC]-){1,2}|\\?)\S</match>
</context>
<!-- in double quotes and backticks -->
<context id="simple-interpolation">
<start>#(?=[@$])</start> <!-- need assertion to not highlight single # -->
<end></end>
<include>
<context ref="class-variables"/>
<context ref="instance-variables"/>
<context ref="global-variables"/>
</include>
</context>
<!-- in double quotes and backticks -->
<!-- FIXME: really would like for the syntax highlight to go back
to none here, as any ruby code could go here -->
<context id="complex-interpolation">
<start>#{</start>
<end>}</end>
<include>
<context ref="ruby:*"/>
</include>
</context>
<!-- ruby strings do not end at line end,
so we cannot use def:string
(parts lifted from perl.lang) -->
<context id="double-quoted-string" style-ref="string">
<start>"</start>
<end>"</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
</include>
</context>
<context id="single-quoted-string" style-ref="string">
<start>'</start>
<end>'</end>
<include>
<context style-ref="escape">
<match>\\['\\]</match>
</context>
</include>
</context>
<context id="backtick-quoted-string" style-ref="string">
<start>`</start>
<end>`</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
</include>
</context>
<context id="here-doc-string" style-ref="here-doc" style-inside="true">
<start>&lt;&lt;(\w+)</start>
<end>^\%{1@start}</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
</include>
</context>
<context id="here-doc-indented-string" style-ref="here-doc" style-inside="true">
<start>&lt;&lt;-(\w+)</start>
<end>^\s*\%{1@start}</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
</include>
</context>
<context id="here-doc-single-quoted-string" style-ref="here-doc" style-inside="true">
<start>&lt;&lt;'(\w+)'</start>
<end>^\%{1@start}</end>
<include>
<context sub-pattern="0" where="start" style-ref="here-doc-bound"/>
<context sub-pattern="0" where="end" style-ref="here-doc-bound"/>
</include>
</context>
<context id="here-doc-double-quoted-string" style-ref="here-doc" style-inside="true">
<start>&lt;&lt;"(\w+)"</start>
<end>^\%{1@start}</end>
<include>
<context sub-pattern="0" where="start" style-ref="here-doc-bound"/>
<context sub-pattern="0" where="end" style-ref="here-doc-bound"/>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
</include>
</context>
<define-regex id="regex-opts">[iomx]*[neus]?[iomx]*</define-regex>
<context id="regex-bracketed" style-ref="escape" style-inside="true">
<start>(?&lt;!\\)[[]</start>
<end>(?&lt;!\\)]</end>
</context>
<context id="regex-alt-form" style-ref="regex">
<start>\%r\|</start>
<end>\|\%{regex-opts}</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
<context ref="regex-bracketed"/>
</include>
</context>
<context id="regex-simple" style-ref="regex">
<start extended="true">
((?&lt;=([(]|\s))|^)
\/
(?=
([^/\\]*(\\.))*
[^/]*
\/
\%{regex-opts}
([),;.]|\s|$)
)</start>
<end>\/\%{regex-opts}</end>
<include>
<context ref="escape"/>
<context ref="def:line-continue"/>
<context ref="complex-interpolation"/>
<context ref="simple-interpolation"/>
<context ref="regex-bracketed"/>
</include>
</context>
<context id="ruby">
<include>
<context ref="def:shebang"/>
<context ref="def:shell-like-comment"/>
<context ref="multiline-comment"/>
<context ref="here-doc-single-quoted-string"/>
<context ref="here-doc-double-quoted-string"/>
<context ref="here-doc-string"/>
<context ref="here-doc-indented-string"/>
<context ref="double-quoted-string"/>
<context ref="single-quoted-string"/>
<context ref="backtick-quoted-string"/>
<context ref="attribute-definitions"/>
<context ref="definitions"/>
<context ref="module-handlers"/>
<context ref="keywords"/>
<context ref="builtins"/>
<context ref="special-variables"/>
<context ref="predefined-variables"/>
<context ref="global-variables"/>
<context ref="class-variables"/>
<context ref="instance-variables"/>
<context ref="symbols"/>
<context ref="regexp-variables"/>
<context ref="constants"/>
<context ref="nil-value"/>
<context ref="boolean"/>
<context ref="float"/>
<context ref="decimal"/>
<context ref="hex"/>
<context ref="octal"/>
<context ref="binary"/>
<context ref="numeric-literal"/>
<context ref="regex-alt-form"/>
<context ref="regex-simple"/>
</include>
</context>
</definitions>
</language>
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