Class: LocalCommand

Inherits:
Object
  • Object
show all
Defined in:
lib/script_executor/local_command.rb

Overview

require “open3” @stdout, @stderr, @status = Open3.capture3(stdin)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ LocalCommand

Returns a new instance of LocalCommand.



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# File 'lib/script_executor/local_command.rb', line 9

def initialize(params)
  params = sanitize_parameters params

  @password = params[:password]
  @simulate = params[:simulate]
  @suppress_output = params[:suppress_output]
  @capture_output = params[:capture_output]
  @output_stream = params[:output_stream]
end

Instance Attribute Details

#capture_output ⇒ Object (readonly)

Returns the value of attribute capture_output.



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# File 'lib/script_executor/local_command.rb', line 7

def capture_output
  @capture_output
end

#output_stream ⇒ Object (readonly)

Returns the value of attribute output_stream.



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# File 'lib/script_executor/local_command.rb', line 7

def output_stream
  @output_stream
end

#password ⇒ Object (readonly)

Returns the value of attribute password.



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# File 'lib/script_executor/local_command.rb', line 7

def password
  @password
end

#simulate ⇒ Object

Returns the value of attribute simulate.



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# File 'lib/script_executor/local_command.rb', line 5

def simulate
  @simulate
end

#suppress_output ⇒ Object (readonly)

Returns the value of attribute suppress_output.



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# File 'lib/script_executor/local_command.rb', line 7

def suppress_output
  @suppress_output
end

Instance Method Details

#execute(commands, line_action) ⇒ Object 



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# File 'lib/script_executor/local_command.rb', line 19

def execute(commands, line_action)
  print_commands commands, $stdout

  unless simulate
    storage = capture_output ? OutputBuffer.new : nil
    output = if output_stream
               output_stream
             else
               suppress_output ? nil : $stdout
             end

    commands = commands + inline_password(password) if password

    IO.popen(commands) do |io|
      io.each_line("\r") do |line|
        if output
          output.write(line)
          output.flush
        end

        if storage
          storage.save(line.chomp)
        end

        line_action.call(line) if line_action
      end
    end

    storage.buffer.join("\n") if storage
  end
end