medit/moo/mooedit/langs/forth.lang
2008-08-18 03:53:49 -05:00

235 lines
9.0 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<!--
Author: Jens-Hanno Schwalm <hanno@schwalm-bremen.de>
Copyright (C) 2007 Jens-Hanno Schwalm; <hanno@schwalm-bremen.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
-->
<language id="forth" _name="Forth" version="2.0" _section="Sources">
<metadata>
<property name="mimetypes">text/x-forth</property>
<property name="globs">*.frt;*.fs</property>
<property name="line-comment-start">\</property>
<property name="block-comment-start">(*</property>
<property name="block-comment-end">*)</property>
</metadata>
<styles>
<style id="comment" _name="Comment" map-to="def:comment"/>
<style id="string" _name="String" map-to="def:string"/>
<style id="preprocessor" _name="Preprocessor" map-to="def:preprocessor"/>
<style id="keyword" _name="Keyword" map-to="def:statement"/>
<style id="type" _name="Data Type" map-to="def:type"/>
<style id="number" _name="Number" map-to="def:decimal"/>
<style id="debugs" _name="Debug Code" map-to="def:comment"/>
<style id="error" _name="Error Text" map-to="def:error"/>
<style id="compiler" _name="Compiler Directive" map-to="def:identifier"/>
</styles>
<default-regex-options case-sensitive="false"/>
<definitions>
<context id="forth">
<include>
<!-- single line comments \ \G -->
<context id="comment" style-ref="comment" end-at-line-end="true">
<start>(?&lt;![^\s])(\\|--|\\G)(?![^\s])</start>
<include>
<context ref="def:in-line-comment"/>
</include>
</context>
<!-- multiline comments ending with ")" ( (S (F -->
<context id="comment-multiline" style-ref="comment">
<start>(?&lt;![^\s])(\(|\(S|\(F)(?![^\s])</start>
<end>\)</end>
<include>
<context ref="def:in-comment"/>
</include>
</context>
<!-- multiline comment (* ....*) -->
<context id="comment-multiline2" style-ref="comment">
<start>(?&lt;![^\s])\(\*(?![^\s])</start>
<end>\*\)(?![^\s])</end>
<include>
<context ref="def:in-comment"/>
</include>
</context>
<!-- multiline comment DOC ... ENDDOC -->
<context id="comment-multiline3" style-ref="comment">
<start>(?&lt;![^\s])DOC(?![^\s])</start>
<end>(?&lt;![^\s])ENDDOC(?![^\s])</end>
<include>
<context ref="def:in-comment"/>
</include>
</context>
<!-- preprocessor instructions followed by a string -->
<context id="preproc1" style-ref="preprocessor">
<match extended="true">
(?&lt;![^\s])
(NEEDS|INCLUDE|IN|MARKER)\s+[^\s]*
(?![^\s])
</match>
</context>
<!-- REVISION instruction is followed by a filename plus a string between "..." -->
<context id="preproc2" style-ref="preprocessor">
<match extended="true">
(?&lt;![^\s])
(REVISION)\s+[^\s]*\s*".*"
(?![^\s])
</match>
</context>
<!-- preprocessor instructions -->
<context id="preproc3" style-ref="preprocessor">
<match extended="true">
(?&lt;![^\s])
(INCLUDED|INCLUDE-FILE)
(?![^\s])
</match>
</context>
<!-- all defining or compiler extension words are followed by another whitespace delinited word -->
<context id="definers" style-ref="type">
<match extended="true">
(?&lt;![^\s])
(POSTPONE|\[COMPILE\]|\[CHAR\]|\['\]|COMPILE|CHAR|[DFT]?VALUE|[2FT]?VARIABLE|[DS]?FVARIABLE|[T]?USER|[T]?CODE|[DZFT]?LOCAL|
[2FT]?CONSTANT|TCONSTANT-|TSUB|=\:|==\:|DEFER|HC\:|[VHTM]?\:)\s+[^\s]+
(?![^\s])
</match>
</context>
<!-- the grouped local words like LOCALS| read words until a last | -->
<context id="locals" style-ref="type">
<match extended="true">
(?&lt;![^\s])
([DFZ]?LOCALS)\|\s+[^\|]+[\|]
(?![^\s])
</match>
</context>
<!-- strings ended by a " S" ." EVAL" C" Z" -->
<context id="string" style-ref="string" end-at-line-end="true">
<start>(?&lt;![^\s])(S|[.]|EVAL|C|Z|,)"\s</start>
<end>"</end>
</context>
<!-- strings ended by a ~ character when " is inside a string: .~ -->
<context id="string2" style-ref="string" end-at-line-end="true">
<start>(?&lt;![^\s])(.~)\s</start>
<end>~</end>
</context>
<!-- comment string .( ..) -->
<context id="string3" style-ref="string" end-at-line-end="true">
<start>(?&lt;![^\s])[.]\(\s</start>
<end>\)</end>
</context>
<!-- error strings ending with " ABORT" ?ERROR" -->
<context id="errorstring" style-ref="error" end-at-line-end="true">
<start>(?&lt;![^\s])(ABORT|\?ERROR)"\s</start>
<end>"</end>
</context>
<!-- represent numbers including the hex, decimal and binary prefixes, also short characters -->
<context id="number" style-ref="number">
<match extended="true">
(?&lt;![^\s])
([$][-+]?[A-F0-9.]+ |
[#][-+]?[0-9.]+ |
[%][-+]?[0-1.]+ |
[-+]?[0-9.]+ |
[-+]?[0-9]+[.]?[0-9]*[eE][0-9]* |
'[^\s]' |
[\^][A-Za-z] |
TRUE |
FALSE)
(?![^\s])
</match>
</context>
<!-- Control flow Keywords -->
<context id="keywords" style-ref="keyword">
<match extended="true">
(?&lt;![^\s])
(\[IF\]|\[ELSE\]|\[THEN\]|\[DEFINED\]|\[UNDEFINED\]|\?DEF|\?UNDEF|THROW|CASE|ENDCASE|OF|ENDOF|FOR|NEXT|
IF[,]?|ELSE[,]?|THEN[,]?|ENDIF[,]?|BEGIN[,]?|WHILE[,]?|REPEAT[,]?|UNTIL[,]?|AGAIN[,]?|DO|LOOP|\?DO|\+LOOP|LEAVE|\?LEAVE|UNLOOP|EXIT|\?EXIT|
PAR|ENDPAR|STARTP|ENDP)
(?![^\s])
</match>
</context>
<!-- Compiler modifications -->
<context id="keywords2" style-ref="compiler">
<match extended="true">
(?&lt;![^\s])
(PRIVATE|PRIVATES|DEPRIVE|FORGET|IMMEDIATE|ALSO|ONLY|FORTH|DEFINITIONS|HEADERLESS)
(?![^\s])
</match>
</context>
<!-- Defining keywords without displaying the following word -->
<context id="keywords3" style-ref="type">
<match extended="true">
(?&lt;![^\s])
(\:ABOUT|DOES>|FORGET>|CREATE|\:NONAME)
(?![^\s])
</match>
</context>
<!-- <<DEBUG ..... DEBUG>> -->
<context id="comment-debug" extend-parent="false" style-ref="debugs">
<start>(?&lt;![^\s])(&lt;&lt;DEBUG)(?![^\s])</start>
<end>(?&lt;![^\s])(DEBUG>>)(?![^\s])</end>
<include>
<context ref="keywords"/>
<context ref="keywords2"/>
<context ref="keywords3"/>
<context ref="number"/>
<context ref="comment"/>
<context ref="string" />
<context ref="string2" />
<context ref="string3" />
<context ref="errorstring" />
<context ref="locals" />
<context ref="definers" />
<context ref="comment-multiline"/>
</include>
</context>
<!-- [ ... ] is displayed as a preprocessor structure -->
<context id="preproc4" extend-parent="true" style-ref="preprocessor">
<start>(?&lt;![^\s])(\[)(?![^\s])</start>
<end>(?&lt;![^\s])(\])(?![^\s])</end>
<include>
<context ref="keywords"/>
<context ref="number"/>
<context ref="comment"/>
<context ref="comment-multiline"/>
</include>
</context>
</include>
</context>
</definitions>
</language>