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[F] remove unused var c0. Avoid linter warnings. #22

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[F] remove unused var c0. Avoid linter warnings. #22

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2 changes: 0 additions & 2 deletions lib/unicode_utils/each_grapheme.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,6 @@ module UnicodeUtils
# UnicodeUtils.each_grapheme("a\r\nb").count => 3
def each_grapheme(str)
return enum_for(__method__, str) unless block_given?
c0 = nil
c0_prop = nil
grapheme = String.new.force_encoding(str.encoding)
str.each_codepoint { |c|
Expand Down Expand Up @@ -77,7 +76,6 @@ def each_grapheme(str)
grapheme = String.new.force_encoding(str.encoding)
end
grapheme << c
c0 = c
c0_prop = c_prop
}
yield grapheme unless grapheme.empty?
Expand Down