public function __construct(Token $aToken)
{
if (!array_key_exists($aToken->tokenType(), self::$arrClosureObjectBeginTypes) and !array_key_exists($aToken->tokenType(), self::$arrClosureObjectEndTypes)) {
throw new ClassCompileException(null, $aToken, "参数 \$aToken 传入的不是一个有效的闭合token(%s:%s)。该参数只接受以下类型的token:" . implode(', ', self::closureSymbols()), array($aToken->tokenTypeName(), $aToken->sourceCode()));
}
$this->cloneOf($aToken);
}
public function cloneOf(self $aOther)
{
$this->nType = $aOther->nType;
$this->setSourceCode($aOther->sourceCode());
$this->setTargetCode($aOther->targetCode());
$this->setPosition($aOther->position());
$this->setBelongsClass($aOther->belongsClass());
$this->setBelongsFunction($aOther->belongsFunction());
$this->setBelongsNamespace($aOther->belongsNamespace());
$this->setLine($aOther->line());
$this->sType = $this->tokenTypeName();
}
public function generateTargetCode(TokenPool $aTokenPool, Token $aObject)
{
switch( $aObject->tokenType() )
{
case T_OBJECT_OPERATOR : // -> to .
$aObject->setTargetCode('.') ;
break ;
case Token::T_CONCAT : // . to +
$aObject->setTargetCode('+') ;
break ;
case T_CONCAT_EQUAL : // .= to +=
$aObject->setTargetCode('+=') ;
break ;
case T_VARIABLE : // 变量名前的 $
$aObject->setTargetCode( str_replace('$','',$aObject->sourceCode()) ) ;
break ;
case T_OPEN_TAG : // < ?php
$aObject->setTargetCode( '' ) ;
break ;
case T_OPEN_TAG_WITH_ECHO : // < ?=
$aObject->setTargetCode( 'echo ' ) ;
break ;
case T_CLOSE_TAG : // ? >
$aObject->setTargetCode( '' ) ;
break ;
// 字符串压缩到一行
case T_CONSTANT_ENCAPSED_STRING :
case T_ENCAPSED_AND_WHITESPACE:
$sTarget = str_replace("\r","\\r", $aObject->targetCode()) ;
$sTarget = str_replace("\n","\\n", $sTarget) ;
$aObject->setTargetCode($sTarget) ;
break ;
// 转换 foreach (js 中没有foreach)
case T_FOREACH:
$this->transForeach($aTokenPool,$aObject) ;
break ;
case T_ENDFOREACH:
// @todo
break;
}
}
public function matchExecutionPoint(Token $aToken)
{
return preg_match($this->newObjectRegexp(), $aToken->sourceCode()) ? true : false;
}
