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<?xml version="1.0" encoding="UTF-8"?>
<!--
Author: Vaidotas Zemlys <mpiktas@gmail.com>
Copyright (C) 2005 Vaidotas Zemlys <mpiktas@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="r" _name="R" version="2.0" _section="Scripts">
<metadata>
<property name="mimetypes">text/x-R</property>
<property name="globs">*.R,*.Rout;*.r;*.Rhistory;*.Rt;*.Rout.save;*.Rout.fail</property>
<property name="line-comment-start">#</property>
</metadata>
<styles>
<style id="keyword" _name="Keyword" map-to="def:keyword"/>
<style id="reserved-classes" _name="Reserved Class" map-to="def:type"/>
<style id="assignment-operator" _name="Assignment Operator" map-to="def:operator"/>
<style id="delimiter" _name="Delimiter" map-to="def:operator"/>
<style id="special-constant" _name="Special Constant" map-to="def:special-constant"/>
<style id="boolean" _name="Boolean value" map-to="def:boolean"/>
<style id="integer-number" _name="Integer Number" map-to="def:base-n-integer"/>
<style id="floating-point" _name="Floating point number" map-to="def:floating-point"/>
</styles>
<definitions>
<context id="keywords" style-ref="keyword">
<keyword>break</keyword>
<keyword>else</keyword>
<keyword>for</keyword>
<keyword>if</keyword>
<keyword>in</keyword>
<keyword>next</keyword>
<keyword>repeat</keyword>
<keyword>return</keyword>
<keyword>switch</keyword>
<keyword>try</keyword>
<keyword>while</keyword>
</context>
<context id="reserved-classes" style-ref="reserved-classes">
<keyword>array</keyword>
<keyword>character</keyword>
<keyword>complex</keyword>
<keyword>data.frame</keyword>
<keyword>double</keyword>
<keyword>factor</keyword>
<keyword>function</keyword>
<keyword>integer</keyword>
<keyword>list</keyword>
<keyword>logical</keyword>
<keyword>matrix</keyword>
<keyword>numeric</keyword>
<keyword>vector</keyword>
</context>
<context id="assignment-operator" style-ref="assignment-operator">
<match>(<){1,2}-</match>
</context>
<context id="delimiters" style-ref="delimiter">
<match>[\)\(]+|[\{\}]+|[][]+</match>
</context>
<context id="special-constants" style-ref="special-constant">
<keyword>Inf</keyword>
<keyword>NA</keyword>
<keyword>NaN</keyword>
<keyword>NULL</keyword>
</context>
<context id="boolean" style-ref="boolean">
<keyword>FALSE</keyword>
<keyword>TRUE</keyword>
</context>
<context id="integer-number" style-ref="integer-number">
<match extended="true">
(?<![\w\.])
([1-9][0-9]*|0)[i]?
(?![\w\.])
</match>
</context>
<context id="floating-point" style-ref="floating-point">
<match extended="true">
(?<![\w\.])
([0-9]+[Ee][-+]?[0-9]+|
([0-9]*\.[0-9]+|[0-9]+\.)([Ee][-+]?[0-9]+)?)
[i]?
(?![\w\.])
</match>
</context>
<context id="r">
<include>
<context ref="def:shell-like-comment"/>
<context ref="def:string"/>
<context ref="def:single-quoted-string"/>
<context ref="keywords"/>
<context ref="assignment-operator"/>
<context ref="delimiters"/>
<context ref="special-constants"/>
<context ref="boolean"/>
<context ref="integer-number"/>
<context ref="floating-point"/>
</include>
</context>
</definitions>
</language>
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