Sha256: e1bd83352ddb534b095ea48810792bca39b2d00401482c6de6f90f4a7c5641f7
Contents?: true
Size: 821 Bytes
Versions: 47
Compression:
Stored size: 821 Bytes
Contents
unless ARGF.respond_to? :each_char
require 'backports/tools/alias_method'
require 'enumerator'
class << ARGF
def each_char
return to_enum(:each_char) unless block_given?
if $KCODE == "UTF-8"
lookup = 7.downto(4)
while c = read(1) do
n = c[0]
leftmost_zero_bit = lookup.find{|i| n[i].zero? }
case leftmost_zero_bit
when 7 # ASCII
yield c
when 6 # UTF 8 complementary characters
next # Encoding error, ignore
else
more = read(6-leftmost_zero_bit)
break unless more
yield c+more
end
end
else
while s = read(1)
yield s
end
end
self
end
Backports.alias_method self, :chars, :each_char
end
end
Version data entries
47 entries across 47 versions & 4 rubygems