Incorrect format when using 2way SQL

[tanzaku]

input:

select
'' as a
/*IF true*/
,'b' as b
/*ELSE*/
,'ccccccccccccccc' as b
/*END*/
;

e:xpected:

SELECT /* _SQL_ID_ */
	''			AS	A
/*IF true*/
,	'b'			AS	B
/*ELSE*/
,	'ccccccccccccccc'	AS	B
/*END*/
;

actual:

SELECT /* _SQL_ID_ */
	''	AS	A
/*IF true*/
,	'b'	AS	B
/*ELSE*/
,	'ccccccccccccccc'	AS	B
/*END*/
;