<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE MODE SYSTEM "xmode.dtd"><!-- -->

<!--

This mode file describes the ANTLR 4 syntax definition language as

described in the book "The Definitive ANTLR 4 Reference" by Terrence Parr.

-->

<MODE>

<PROPS>

<PROPERTY NAME="commentStart" VALUE="/*" />

<PROPERTY NAME="commentEnd" VALUE="*/" />

<PROPERTY NAME="lineComment" VALUE="//" />

<PROPERTY NAME="wordBreakChars" VALUE="" />

</PROPS>

<RULES IGNORE_CASE="FALSE"

HIGHLIGHT_DIGITS="TRUE"

DIGIT_RE="(0[lL]?|[1-9]\d{0,9}(\d{0,9}[lL])?|0[xX]\p{XDigit}{1,8}(\p{XDigit}{0,8}[lL])?|0[0-7]{1,11}([0-7]{0,11}[lL])?|([0-9]+\.[0-9]*|\.[0-9]+)([eE][+-]?[0-9]+)?[fFdD]?|[0-9]+([eE][+-]?[0-9]+[fFdD]?|([eE][+-]?[0-9]+)?[fFdD]))">

<!-- Antlr comments are the same as java comments -->

<SPAN TYPE="COMMENT2" DELEGATE="java::JAVADOC">

<BEGIN>/**</BEGIN>

<END>*/</END>

</SPAN>

<SPAN TYPE="COMMENT1">

<BEGIN>/*</BEGIN>

<END>*/</END>

</SPAN>

<EOL_SPAN TYPE="COMMENT1">//</EOL_SPAN>

<!-- string literal -->

<SPAN TYPE="LITERAL1" ESCAPE="\" NO_LINE_BREAK="TRUE">

<BEGIN>'</BEGIN>

<END>'</END>

</SPAN>

<!-- rule 'operators' -->

<SEQ TYPE="OPERATOR">|</SEQ>

<SEQ TYPE="OPERATOR">:</SEQ>

<SEQ TYPE="OPERATOR">}</SEQ>

<SEQ TYPE="OPERATOR">{</SEQ>

<!-- rule action -->

<MARK_FOLLOWING TYPE="KEYWORD4">@</MARK_FOLLOWING>

<!-- lexer rules -->

<SEQ_REGEXP HASH_CHARS="ABCDEFGHIJKLMNOPQRSTUVWXYZ" AT_LINE_START="TRUE"

TYPE="KEYWORD2">[A-Z][a-zA-Z_]+</SEQ_REGEXP>

<!-- parser rules -->

<SEQ_REGEXP HASH_CHARS="abcdefghijklmnopqrstuvwxyz" AT_LINE_START="TRUE"

TYPE="KEYWORD2">[a-z][a-zA-Z_]+</SEQ_REGEXP>

<KEYWORDS>

<KEYWORD1>catch</KEYWORD1>

<KEYWORD1>finally</KEYWORD1>

<KEYWORD1>fragment</KEYWORD1>

<KEYWORD1>grammar</KEYWORD1>

<KEYWORD1>import</KEYWORD1>

<KEYWORD1>lexer</KEYWORD1>

<KEYWORD1>locals</KEYWORD1>

<KEYWORD1>mode</KEYWORD1>

<KEYWORD1>options</KEYWORD1>

<KEYWORD1>parser</KEYWORD1>

<KEYWORD1>private</KEYWORD1>

<KEYWORD1>protected</KEYWORD1>

<KEYWORD1>public</KEYWORD1>

<KEYWORD1>returns</KEYWORD1>

<KEYWORD1>throws</KEYWORD1>

<KEYWORD4>tokens</KEYWORD4>

<!-- the following are not Antlr keywords, but since Antlr actions

include java keywords, these are useful. These are copied from

the java mode file. -->

<KEYWORD1>assert</KEYWORD1>

<KEYWORD1>break</KEYWORD1>

<KEYWORD1>case</KEYWORD1>

<KEYWORD1>continue</KEYWORD1>

<KEYWORD1>default</KEYWORD1>

<KEYWORD1>do</KEYWORD1>

<KEYWORD1>else</KEYWORD1>

<KEYWORD1>for</KEYWORD1>

<KEYWORD1>if</KEYWORD1>

<KEYWORD1>instanceof</KEYWORD1>

<KEYWORD1>new</KEYWORD1>

<KEYWORD1>return</KEYWORD1>

<KEYWORD1>strictfp</KEYWORD1>

<KEYWORD1>switch</KEYWORD1>

<KEYWORD1>throw</KEYWORD1>

<KEYWORD1>try</KEYWORD1>

<KEYWORD1>while</KEYWORD1>

<KEYWORD2>abstract</KEYWORD2>

<KEYWORD2>enum</KEYWORD2>

<KEYWORD2>extends</KEYWORD2>

<KEYWORD2>final</KEYWORD2>

<KEYWORD2>implements</KEYWORD2>

<KEYWORD2>import</KEYWORD2>

<KEYWORD2>native</KEYWORD2>

<KEYWORD2>package</KEYWORD2>

<KEYWORD2>static</KEYWORD2>

<KEYWORD2>synchronized</KEYWORD2>

<KEYWORD2>throws</KEYWORD2>

<KEYWORD2>transient</KEYWORD2>

<KEYWORD2>volatile</KEYWORD2>

<KEYWORD3>void</KEYWORD3>

<KEYWORD3>boolean</KEYWORD3>

<KEYWORD3>byte</KEYWORD3>

<KEYWORD3>char</KEYWORD3>

<KEYWORD3>class</KEYWORD3>

<KEYWORD3>double</KEYWORD3>

<KEYWORD3>float</KEYWORD3>

<KEYWORD3>int</KEYWORD3>

<KEYWORD3>interface</KEYWORD3>

<KEYWORD3>long</KEYWORD3>

<KEYWORD3>short</KEYWORD3>

<LITERAL2>false</LITERAL2>

<LITERAL2>null</LITERAL2>

<LITERAL2>super</LITERAL2>

<LITERAL2>this</LITERAL2>

<LITERAL2>true</LITERAL2>

<INVALID>goto</INVALID>

<INVALID>const</INVALID>

</KEYWORDS>

</RULES>

</MODE>