testautomation/xml/optional/input/docbook/productionset.001.xml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook EBNF Module V1.0//EN"
   3                   "http://www.oasis-open.org/docbook/xml/ebnf/1.0/dbebnf.dtd">
   4 <article>
   5 <articleinfo>
   6 <title>Unit Test: productionset.001</title>
   7 <releaseinfo role="CVS">$Id: productionset.001.xml,v 1.2 2008-07-11 07:53:15 rt Exp $</releaseinfo>
   8 <author><firstname>Norman</firstname><surname>Walsh</surname>
   9         <affiliation><address><email>ndw@nwalsh.com</email></address></affiliation>
  10 </author>
  11 </articleinfo>
  12
  13 <productionset><title>Arithemetic Expressions</title>
  14 <production id="ebnf.expression">
  15   <lhs>Expression</lhs>
  16   <rhs><nonterminal def="#ebnf.arith">ArithExpression</nonterminal> |
  17        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  18   <lineannotation>Does this grammar actually get precedence right?
  19   </lineannotation>
  20   </rhs>
  21 </production>
  22 <production id="ebnf.arith">
  23   <lhs>ArithExpression</lhs>
  24   <rhs><nonterminal def="#ebnf.expression">Expression</nonterminal>
  25        '+'
  26        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  27   </rhs>
  28 <!--
  29   <rhs><nonterminal def="#ebnf.expression">Expression</nonterminal>
  30        '-'
  31        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  32   </rhs>
  33 -->
  34 </production>
  35 <production id="ebnf.mult">
  36   <lhs>MultExpression</lhs>
  37   <rhs><nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  38        '*'
  39        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  40   </rhs>
  41 <!--
  42   <rhs>
  43        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  44        '/'
  45        <nonterminal def="#ebnf.mult">MultExpression</nonterminal>
  46   </rhs>
  47 -->
  48   <constraint linkend="div0"/>
  49 <!--
  50   <rhs>
  51        <nonterminal def="#ebnf.number">Number</nonterminal>
  52   </rhs>
  53 -->
  54 </production>
  55 <production id="ebnf.number">
  56   <lhs>Number</lhs>
  57   <rhs>[0-9]+</rhs>
  58 </production>
  59 </productionset>
  60
  61 <constraintdef id="div0" role="Err">
  62 <title>Division by Zero</title>
  63 <para>Division by zero is an error.</para>
  64 </constraintdef>
  65
  66 </article>