protected function _getSpaceAlignmentInArray($lineIndex, $testable) {
		if (!$lineIndex) {
			return;
		}

		$tokens = $testable->tokens();
		$lines = $testable->lines();
		$lineCache = $testable->lineCache();

		$prevLine = $lines[$lineIndex - 1];
		$previousTokens = $lineCache[$testable->findTokensByLine($lineIndex)];
		$alignTo = 0;
		$len = 0;
		foreach ($previousTokens as $tokenId) {
			$len += strlen($tokens[$tokenId]['content']);
			if ($tokens[$tokenId]['content'] === '=>') {
				$max = strlen($prevLine);
				while ($len + 1 < $max) {
					if ($prevLine[$len + 1] !== ' ') {
						break;
					}
					$len++;
				}
				$alignTo = $len;
			}
		}
		return $alignTo === null ? $alignTo = 0 : $alignTo;
	}