original_string: public function isNextToken($token, $ignoreSpaces = true)
      {
          if($this->pos >= $this->len) {
              return Tokens::T_END == $token;
          }
          switch($token) {
          case Tokens::T_END:
              return false;
          case Tokens::T_OPERATOR:
              return 
                      $this->isNextToken(Tokens::T_LOGICAL_OP, $ignoreSpaces) ||
                      $this->isNextToken(Tokens::T_COMPARISON_OP, $ignoreSpaces)
                  ;
          case Tokens::T_QUOTE:
              return 
                      $this->isNextToken(Tokens::T_SINGLE_QUOTE, $ignoreSpaces) ||
                      $this->isNextToken(Tokens::T_DOUBLE_QUOTE, $ignoreSpaces)
                  ;
          case Tokens::T_LOGICAL_OP:
              return 
                      $this->isNextToken(Tokens::T_AND, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_OR, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_NOT, $ignoreSpaces)
                  ;
              break;
          case Tokens::T_COMPARISON_OP:
              return 
                      $this->isNextToken(Tokens::T_EQ, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_NE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_GT, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_GE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_LT, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_LE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IS_NULL, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IS_ANY, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IN, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_RANGE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_MATCH, $ignoreSpaces) 
                  ;
              break;
          case Tokens::T_IDENTIFIER:
              $pos = $this->pos;
              if($ignoreSpaces) {
                  $pos = $this->getPosAfterSpaces($pos);
              }
  
              // if alphabet or '_' is following, then identifier.
              return ctype_alpha($this->value[$pos]) || ('_' == $this->value[$pos]);
          default:
              $literal = $this->literals->getLiteralForToken($token);
              if($this->literals->isSpace($literal)) {
                  $ignoreSpaces = false;
              }
              return $this->isNextLiteral($literal, $ignoreSpaces);
              break;
          }
      }
code: public function isNextToken($token, $ignoreSpaces = true)
      {
          if($this->pos >= $this->len) {
              return Tokens::T_END == $token;
          }
          switch($token) {
          case Tokens::T_END:
              return false;
          case Tokens::T_OPERATOR:
              return 
                      $this->isNextToken(Tokens::T_LOGICAL_OP, $ignoreSpaces) ||
                      $this->isNextToken(Tokens::T_COMPARISON_OP, $ignoreSpaces)
                  ;
          case Tokens::T_QUOTE:
              return 
                      $this->isNextToken(Tokens::T_SINGLE_QUOTE, $ignoreSpaces) ||
                      $this->isNextToken(Tokens::T_DOUBLE_QUOTE, $ignoreSpaces)
                  ;
          case Tokens::T_LOGICAL_OP:
              return 
                      $this->isNextToken(Tokens::T_AND, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_OR, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_NOT, $ignoreSpaces)
                  ;
              break;
          case Tokens::T_COMPARISON_OP:
              return 
                      $this->isNextToken(Tokens::T_EQ, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_NE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_GT, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_GE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_LT, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_LE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IS_NULL, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IS_ANY, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_IN, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_RANGE, $ignoreSpaces) || 
                      $this->isNextToken(Tokens::T_MATCH, $ignoreSpaces) 
                  ;
              break;
          case Tokens::T_IDENTIFIER:
              $pos = $this->pos;
              if($ignoreSpaces) {
                  $pos = $this->getPosAfterSpaces($pos);
              }
  
              // if alphabet or '_' is following, then identifier.
              return ctype_alpha($this->value[$pos]) || ('_' == $this->value[$pos]);
          default:
              $literal = $this->literals->getLiteralForToken($token);
              if($this->literals->isSpace($literal)) {
                  $ignoreSpaces = false;
              }
              return $this->isNextLiteral($literal, $ignoreSpaces);
              break;
          }
      }
code_tokens: public function isNextToken ( $ token , $ ignoreSpaces = true ) { if ( $ this -> pos >= $ this -> len ) { return Tokens :: T_END == $ token ; } switch ( $ token ) { case Tokens :: T_END : return false ; case Tokens :: T_OPERATOR : return $ this -> isNextToken ( Tokens :: T_LOGICAL_OP , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_COMPARISON_OP , $ ignoreSpaces ) ; case Tokens :: T_QUOTE : return $ this -> isNextToken ( Tokens :: T_SINGLE_QUOTE , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_DOUBLE_QUOTE , $ ignoreSpaces ) ; case Tokens :: T_LOGICAL_OP : return $ this -> isNextToken ( Tokens :: T_AND , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_OR , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_NOT , $ ignoreSpaces ) ; break ; case Tokens :: T_COMPARISON_OP : return $ this -> isNextToken ( Tokens :: T_EQ , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_NE , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_GT , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_GE , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_LT , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_LE , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_IS_NULL , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_IS_ANY , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_IN , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_RANGE , $ ignoreSpaces ) || $ this -> isNextToken ( Tokens :: T_MATCH , $ ignoreSpaces ) ; break ; case Tokens :: T_IDENTIFIER : $ pos = $ this -> pos ; if ( $ ignoreSpaces ) { $ pos = $ this -> getPosAfterSpaces ( $ pos ) ; } // if alphabet or '_' is following, then identifier. return ctype_alpha ( $ this -> value [ $ pos ] ) || ( '_' == $ this -> value [ $ pos ] ) ; default : $ literal = $ this -> literals -> getLiteralForToken ( $ token ) ; if ( $ this -> literals -> isSpace ( $ literal ) ) { $ ignoreSpaces = false ; } return $ this -> isNextLiteral ( $ literal , $ ignoreSpaces ) ; break ; } }
docstring: isNextToken
  Check the next token or literal
  @param integer $token
  @access public
  @return void
docstring_tokens: isNextToken Check the next token or literal