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<div id="class.parle-parser" class="reference">

 <h1 class="title">A classe Parle\Parser</h1>
 

 <div class="partintro"><p class="verinfo">(PECL parle &gt;= 0.5.1)</p>


  <div class="section" id="parle-parser.intro">
   <h2 class="title">Introdução</h2>
   <p class="para">
    Classe analisadora. As regras podem ser definidas dinamicamente. Uma vez finalizadas, uma instância de <span class="classname"><a href="class.parle-lexer.php" class="classname">Parle\Lexer</a></span> é necessária para entregar o fluxo de tokens.
   </p>
  </div>


  <div class="section" id="parle-parser.synopsis">
   <h2 class="title">Resumo da classe</h2>


   <div class="classsynopsis">
    <span class="ooclass"><strong class="classname"></strong></span>


    <div class="classsynopsisinfo">
     <span class="ooclass">
      <span class="modifier">class</span> <strong class="classname">Parle\Parser</strong>
     </span>
     {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Constantes */</div>
    <div class="fieldsynopsis">
     <span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.action-error"><var class="varname">ACTION_ERROR</var></a></var><span class="initializer"> = 0</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.action-shift"><var class="varname">ACTION_SHIFT</var></a></var><span class="initializer"> = 1</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.action-reduce"><var class="varname">ACTION_REDUCE</var></a></var><span class="initializer"> = 2</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.action-goto"><var class="varname">ACTION_GOTO</var></a></var><span class="initializer"> = 3</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.action-accept"><var class="varname">ACTION_ACCEPT</var></a></var><span class="initializer"> = 4</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.error-syntax"><var class="varname">ERROR_SYNTAX</var></a></var><span class="initializer"> = 0</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.error-non-associative"><var class="varname">ERROR_NON_ASSOCIATIVE</var></a></var><span class="initializer"> = 1</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.parle-parser.php#parle-parser.constants.error-unknown-token"><var class="varname">ERROR_UNKNOWN_TOKEN</var></a></var><span class="initializer"> = 2</span>;</div>


    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Propriedades */</div>
    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="class.parle-parser.php#parle-parser.props.action">$<var class="varname">action</var></a></var><span class="initializer"> = 0</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="class.parle-parser.php#parle-parser.props.reduceId">$<var class="varname">reduceId</var></a></var><span class="initializer"> = 0</span>;</div>


    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Métodos */</div>
    <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><a href="parle-parser.advance.php" class="methodname">advance</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.build.php" class="methodname">build</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.consume.php" class="methodname">consume</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$data</code></span>, <span class="methodparam"><span class="type"><a href="class.parle-lexer.php" class="type Parle\Lexer">Parle\Lexer</a></span> <code class="parameter">$lexer</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.dump.php" class="methodname">dump</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.errorinfo.php" class="methodname">errorInfo</a></span>(): <span class="type"><a href="class.parle-errorinfo.php" class="type Parle\ErrorInfo">Parle\ErrorInfo</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.left.php" class="methodname">left</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.nonassoc.php" class="methodname">nonassoc</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.precedence.php" class="methodname">precedence</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.push.php" class="methodname">push</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$name</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$rule</code></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.reset.php" class="methodname">reset</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$tokenId</code><span class="initializer"> = ?</span></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.right.php" class="methodname">right</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.sigil.php" class="methodname">sigil</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$idx</code></span>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.sigilcount.php" class="methodname">sigilCount</a></span>(): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.sigilname.php" class="methodname">sigilName</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$idx</code></span>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.token.php" class="methodname">token</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.tokenid.php" class="methodname">tokenId</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$tok</code></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.trace.php" class="methodname">trace</a></span>(): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="parle-parser.validate.php" class="methodname">validate</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$data</code></span>, <span class="methodparam"><span class="type"><a href="class.parle-lexer.php" class="type Parle\Lexer">Parle\Lexer</a></span> <code class="parameter">$lexer</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

   }</div>


  </div>


  <div class="section" id="parle-parser.constants">
   <h2 class="title">Constantes predefinidas</h2>
   <dl>

    
     <dt id="parle-parser.constants.action-error"><strong><code><a href="class.parle-parser.php#parle-parser.constants.action-error">Parle\Parser::ACTION_ERROR</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.action-shift"><strong><code><a href="class.parle-parser.php#parle-parser.constants.action-shift">Parle\Parser::ACTION_SHIFT</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.action-reduce"><strong><code><a href="class.parle-parser.php#parle-parser.constants.action-reduce">Parle\Parser::ACTION_REDUCE</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.action-goto"><strong><code><a href="class.parle-parser.php#parle-parser.constants.action-goto">Parle\Parser::ACTION_GOTO</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.action-accept"><strong><code><a href="class.parle-parser.php#parle-parser.constants.action-accept">Parle\Parser::ACTION_ACCEPT</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.error-syntax"><strong><code><a href="class.parle-parser.php#parle-parser.constants.error-syntax">Parle\Parser::ERROR_SYNTAX</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.error-non-associative"><strong><code><a href="class.parle-parser.php#parle-parser.constants.error-non-associative">Parle\Parser::ERROR_NON_ASSOCIATIVE</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

    
     <dt id="parle-parser.constants.error-unknown-token"><strong><code><a href="class.parle-parser.php#parle-parser.constants.error-unknown-token">Parle\Parser::ERROR_UNKNOWN_TOKEN</a></code></strong></dt>
     <dd>
      <p class="para"/>
     </dd>
    

   </dl>
  </div>



  <div class="section" id="parle-parser.props">
   <h2 class="title">Propriedades</h2>
   <dl>
    
     <dt id="parle-parser.props.action"><var class="varname">action</var></dt>
     <dd>
      <p class="para">Ação do analisador atual que corresponde a uma das constantes da classe de ação, somente leitura.</p>
     </dd>
    
    
     <dt id="parle-parser.props.reduceId"><var class="varname">reduceId</var></dt>
     <dd>
      <p class="para">ID da regra gramatical recém-processada na ação de redução. O valor corresponde a um token ou a um ID de produção. Somente leitura.</p>
     </dd>
    
   </dl>
  </div>


 </div>

 
 






























































































































<h2>Índice</h2><ul class="chunklist chunklist_reference"><li><a href="parle-parser.advance.php">Parle\Parser::advance</a> — Processa a pr&oacute;xima regra do analisador</li><li><a href="parle-parser.build.php">Parle\Parser::build</a> — Finaliza as regras gramaticais</li><li><a href="parle-parser.consume.php">Parle\Parser::consume</a> — Consome os dados para processamento</li><li><a href="parle-parser.dump.php">Parle\Parser::dump</a> — Despeja a gram&aacute;tica</li><li><a href="parle-parser.errorinfo.php">Parle\Parser::errorInfo</a> — Obt&eacute;m informa&ccedil;&atilde;o do erro</li><li><a href="parle-parser.left.php">Parle\Parser::left</a> — Declara um token com associatividade &agrave; esquerda</li><li><a href="parle-parser.nonassoc.php">Parle\Parser::nonassoc</a> — Declara um token sem associatividade</li><li><a href="parle-parser.precedence.php">Parle\Parser::precedence</a> — Declara uma regra de preced&ecirc;ncia</li><li><a href="parle-parser.push.php">Parle\Parser::push</a> — Adiciona uma regra gramatical</li><li><a href="parle-parser.reset.php">Parle\Parser::reset</a> — Redefine estado do analisador</li><li><a href="parle-parser.right.php">Parle\Parser::right</a> — Declara um token com associatividade &agrave; direita</li><li><a href="parle-parser.sigil.php">Parle\Parser::sigil</a> — Recupera uma parte correspondente de uma regra</li><li><a href="parle-parser.sigilcount.php">Parle\Parser::sigilCount</a> — N&uacute;mero de elementos na regra correspondente</li><li><a href="parle-parser.sigilname.php">Parle\Parser::sigilName</a> — Recupera um nome de regra ou de token</li><li><a href="parle-parser.token.php">Parle\Parser::token</a> — Declara um token</li><li><a href="parle-parser.tokenid.php">Parle\Parser::tokenId</a> — Obt&eacute;m o ID do token</li><li><a href="parle-parser.trace.php">Parle\Parser::trace</a> — Rastreia a opera&ccedil;&atilde;o do analisador</li><li><a href="parle-parser.validate.php">Parle\Parser::validate</a> — Valida entrada</li></ul>
</div>
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