require 'fileutils'
require 'open3'
module Gitlab
module Popen
extend self
def popen(cmd, path=nil)
unless cmd.is_a?(Array)
raise "System commands must be given as an array of strings"
end
path ||= Dir.pwd
vars = { "PWD" => path }
options = { chdir: path }
unless File.directory?(path)
FileUtils.mkdir_p(path)
end
@cmd_output = ""
@cmd_status = 0
Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
# We are not using stdin so we should close it, in case the command we
# are running waits for input.
stdin.close
@cmd_output << stdout.read
@cmd_output << stderr.read
@cmd_status = wait_thr.value.exitstatus
end
[@cmd_output, @cmd_status]
end
end
end