core/source/core/scala/com/rockymadden/stringmetric/filter/AsciiControlOnlyFilter.scala


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package com.rockymadden.stringmetric.filter

import com.rockymadden.stringmetric.StringFilter

/** Ensures only ASCII control characters matter. */
trait AsciiControlOnlyFilter extends StringFilter {
	abstract override def filter(charArray: Array[Char]): Array[Char] =
		super.filter(charArray.filter(c => (c <= 31 || c == 127)))

	abstract override def filter(string: String): String = filter(string.toCharArray).mkString
}