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Diffstat (limited to 'core/source/core/scala/com/rockymadden/stringmetric/filter/IgnoreAsciiLetterCaseFilter.scala')
-rwxr-xr-x | core/source/core/scala/com/rockymadden/stringmetric/filter/IgnoreAsciiLetterCaseFilter.scala | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/core/source/core/scala/com/rockymadden/stringmetric/filter/IgnoreAsciiLetterCaseFilter.scala b/core/source/core/scala/com/rockymadden/stringmetric/filter/IgnoreAsciiLetterCaseFilter.scala new file mode 100755 index 0000000..54fe66f --- /dev/null +++ b/core/source/core/scala/com/rockymadden/stringmetric/filter/IgnoreAsciiLetterCaseFilter.scala @@ -0,0 +1,11 @@ +package com.rockymadden.stringmetric.filter + +import com.rockymadden.stringmetric.StringFilter + +/** Ensures ASCII letter case-sensitivity does not matter. */ +trait IgnoreAsciiLetterCaseFilter extends StringFilter { + abstract override def filter(charArray: Array[Char]): Array[Char] = + super.filter(charArray.map(c => if (c >= 65 && c <= 90) (c + 32).toChar else c)) + + abstract override def filter(string: String): String = filter(string.toCharArray).mkString +} |