Class: Gitx::Executor

Inherits:
Object
  • Object
show all
Defined in:
lib/gitx/executor.rb

Constant Summary collapse

ExecutionError = 
Class.new(StandardError)

Instance Method Summary collapse

Instance Method Details

#execute(*cmd) {|"$ #{cmd.join(' ')}"| ... } ⇒ Object

execute a shell command and raise an error if non-zero exit code is returned return the string output from the command block argument is passed all output from the executed thread

Yields:

  • ("$ #{cmd.join(' ')}") 


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# File 'lib/gitx/executor.rb', line 10

def execute(*cmd)
  yield "$ #{cmd.join(' ')}" if block_given?
  output = ''

  Open3.popen2e(*cmd) do |_stdin, stdout_err, wait_thread|
    loop do
      line = stdout_err.gets
      break unless line

      output << line
      yield line if block_given?
    end

    exit_status = wait_thread.value
    raise ExecutionError, "#{cmd.join(' ')} failed" unless exit_status.success?
  end
  output
end