Class: VCSRuby::Command

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, command) ⇒ Command

Returns a new instance of Command.



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# File 'lib/command.rb', line 8

def initialize name, command
  @name = name
  @command = which(command)
  @available = !!@command
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/command.rb', line 7

def name
  @name
end

Instance Method Details

#available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/command.rb', line 14

def available?
  @available
end

#execute(parameter, streams = 0, no_error = false) ⇒ Object 



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# File 'lib/command.rb', line 18

def execute parameter, streams = 0, no_error = false
  raise "Command '#{name}' not available" unless available?
  puts "#{@command} #{parameter}" if Configuration.instance.verbose?
  result = nil
  if Tools::windows?
    streams = '2> nul' if streams === 0

    result = `cmd /S /C ""#{@command}" #{parameter} #{streams}"`
  else
    streams = "2> /dev/null" if streams === 0
    result =`"#{@command}" #{parameter} #{streams}`
  end

  raise "#{@command} failed with return value '#{$?}'" unless $?.to_i == 0 || no_error
  return result
end