Class: HMap::Executable::Indenter

Inherits:

Array

• Object
• Array
• HMap::Executable::Indenter

Defined in:

lib/hmap/helper/executable.rb

Overview

Helper class that allows to write to an IO instance taking into account the UI indentation level.

Instance Attribute Summary

• #indent ⇒ Fixnum readonly

  The indentation level of the UI.

• #io ⇒ IO readonly

  The IO to which the output should be printed.

Instance Method Summary

• #<<(value) ⇒ void

  Stores a portion of the output and prints it to the IO instance.

• #initialize(io = nil) ⇒ Indenter constructor

  Init a new Indenter.

Constructor Details

#initialize(io = nil) ⇒ Indenter

Init a new Indenter

Parameters:

• io (IO) (defaults to: nil) —

  @see io

# File 'lib/hmap/helper/executable.rb', line 211

def initialize(io = nil)
  @io = io
  @indent = ' ' * 1
end

Instance Attribute Details

#indent ⇒ Fixnum (readonly)

Returns The indentation level of the UI.

Returns:

• (Fixnum) —

  The indentation level of the UI.

# File 'lib/hmap/helper/executable.rb', line 201

def indent
  @indent
end

#io ⇒ IO (readonly)

Returns the IO to which the output should be printed.

Returns:

• (IO) —

  the IO to which the output should be printed.

# File 'lib/hmap/helper/executable.rb', line 205

def io
  @io
end

Instance Method Details

#<<(value) ⇒ void

This method returns an undefined value.

Stores a portion of the output and prints it to the IO instance.

Parameters:

• value (String) —

  the output to print.

# File 'lib/hmap/helper/executable.rb', line 223

def <<(value)
  super
  io << "#{indent}#{value}" if io
end