Sha256: 8d24cd50f4aaab6206af5a6dbfdb5ac9bc4fbec1f12965dd0e9d82247c76665c
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Size: 442 Bytes
Versions: 8
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Stored size: 442 Bytes
Contents
class Which
# http://stackoverflow.com/questions/2108727/
# which-in-ruby-checking-if-program-exists-in-path-from-ruby
def which(cmd)
exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']
ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
exts.each { |ext|
exe = File.join(path, "#{cmd}#{ext}")
return exe if File.executable?(exe) && !File.directory?(exe)
}
end
return nil
end
end
Version data entries
8 entries across 8 versions & 1 rubygems