Class: Arcanus::Output

Inherits:

Object

• Object
• Arcanus::Output

Defined in:

lib/arcanus/output.rb

Overview

Encapsulates all communication to an output source.

Class Method Summary

• .silent ⇒ Arcanus::Output

  Creates a Output which displays nothing.

Instance Method Summary

• #initialize(stream) ⇒ Output constructor

  Creates a new Output instance.

• #print(output) ⇒ Object

  Print the specified output.

• #tty? ⇒ true, false

  Return if output is a TTY console.

Constructor Details

#initialize(stream) ⇒ Output

Creates a new Arcanus::Output instance.

Parameters:

• stream (IO) —

  the output destination stream.

# File 'lib/arcanus/output.rb', line 14

def initialize(stream)
  @output_stream = stream
end

Class Method Details

.silent ⇒ Arcanus::Output

Creates a Arcanus::Output which displays nothing.

Returns:

• (Arcanus::Output)

# File 'lib/arcanus/output.rb', line 7

def self.silent
  new(File.open('/dev/null', 'w'))
end

Instance Method Details

#print(output) ⇒ Object

Print the specified output.

Parameters:

• output (String) —

  the output to display

# File 'lib/arcanus/output.rb', line 21

def print(output)
  @output_stream.print(output)
end

#tty? ⇒ true, false

Return if output is a TTY console.

Returns:

• (true, false)

# File 'lib/arcanus/output.rb', line 28

def tty?
  @output_stream.tty?
end