/**
* Return the whitespace previous to current token
* Ex.: You have
* ' if($a)'
* if you call this funcion on 'if', you get ' '
* @todo implements a more economic way to handle this.
* @return string previous whitespace
*/
public function getPreviousWhitespace()
{
$sWhiteSpace = '';
for ($x = $this->iCount - 1; $x >= 0; $x--) {
$this->oLog->log("sp n:{$x}", PEAR_LOG_DEBUG);
$aToken = $this->getToken($x);
if (is_array($aToken)) {
if ($aToken[0] == T_WHITESPACE) {
$sWhiteSpace .= $aToken[1];
} elseif (preg_match("/([\\s\r\n]+)\$/", $aToken[1], $aMatch)) {
$sWhiteSpace .= $aMatch[0];
// ArrayNested->off();
$this->oLog->log("+space-token-with-sp:[" . PHP_Beautifier_Common::wsToString($sWhiteSpace) . "]", PEAR_LOG_DEBUG);
// ArrayNested->on();
return $sWhiteSpace;
}
} else {
$this->oLog->log("+space-token-without-sp:[" . PHP_Beautifier_Common::wsToString($sWhiteSpace) . "]", PEAR_LOG_DEBUG);
return $sWhiteSpace;
}
}
// Strange, but...
$this->oLog->log("+space:[" . PHP_Beautifier_Common::wsToString($sWhiteSpace) . "]", PEAR_LOG_DEBUG);
return $sWhiteSpace;
}
function testWsToString()
{
$this->assertEquals(' \\t\\r\\n', PHP_Beautifier_Common::wsToString(" \t\r\n"));
}
