def initialize(command)
command = command.shelljoin if command.kind_of?(Array)
@stdout = @stderr = ''
begin
Open3.popen3(command) do |i, o, e|
@stdout = o.read.chomp
@stderr = e.read.chomp
end
if @stderr =~ /open3.rb:\d+:in `exec': No such file or directory -.*\(Errno::ENOENT\)/ or
@stderr =~ /An exception occurred in a forked block\W+No such file or directory.*\(Errno::ENOENT\)/
@stderr = ''
@command_found = false
else
@command_found = true
end
rescue Errno::ENOENT, IOError
@command_found = false
end
end