Class: IO::Pipe::Command

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/io/pipe.rb

Overview

Wrapper of command and options.

Instance Method Summary collapse

Constructor Details

#initialize(command:, each_args: nil, each_kwds: nil, open_args: {}) ⇒ Command

Creates instance.



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# File 'lib/io/pipe.rb', line 40

def initialize(command:, each_args: nil, each_kwds: nil, open_args: {})
  super
end

Instance Method Details

#each(*args, **kwds, &block) ⇒ Object

Iterates command outputs.



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# File 'lib/io/pipe.rb', line 59

def each(*args, **kwds, &block)
  if block_given?
    open {|f| f.each(*each_args, *args, **each_kwds, **kwds, &block)}
  else
    with(each_args: args, each_kwds: kwds)
  end
end

#open(&block) ⇒ Object

Starts the command with open_args.



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# File 'lib/io/pipe.rb', line 45

def open(&block)
  IO.popen(command, **open_args, &block)
end

#redirect(**to) ⇒ Object

Redirects outputs.



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# File 'lib/io/pipe.rb', line 76

def redirect(**to)
  open_args.update(to)
  self
end