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Contents
# frozen_string_literal: true
module EacRubyUtils
module Fs
class << self
# A [File.extname] which find multiple extensions (Ex.: .tar.gz).
def extname(path, limit = -1)
recursive_extension(::File.basename(path), limit)
end
# Shortcut to +extname(2)+.
def extname2(path)
extname(path, 2)
end
private
def recursive_extension(basename, limit)
return '' if limit.zero?
m = /\A(.+)(\.[a-z][a-z0-9]*)\z/i.match(basename)
if m
"#{recursive_extension(m[1], limit - 1)}#{m[2]}"
else
''
end
end
end
end
end
Version data entries
373 entries across 373 versions & 4 rubygems