Module: Vedeu::VirtualBuffer

Extended by:
VirtualBuffer
Included in:
VirtualBuffer
Defined in:
lib/vedeu/output/virtual_buffer.rb

Overview

Store and retrieve virtual terminals.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.clear ⇒ Array Also known as: reset

Destroy all virtual buffers currently stored.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 33

def clear
  @storage = in_memory
end

.in_memory ⇒ Array (private)

Returns an empty collection ready for the storing of virtual buffers.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 50

def in_memory
  []
end

.retrieve ⇒ Array<Array<Vedeu::Char>>|NilClass

Fetch the oldest stored virtual buffer first.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 12

def retrieve
  storage.pop
end

.size ⇒ Fixnum

Return the number of virtual buffers currently stored.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 26

def size
  storage.size
end

.storage ⇒ Array (private)

Access to the storage for this repository.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 43

def storage
  @storage ||= in_memory
end

.store(data) ⇒ Array<Array<Vedeu::Char>>

Store a new virtual buffer.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 19

def store(data)
  storage.unshift(data)
end

Instance Method Details

#clear ⇒ Array Also known as: reset

Destroy all virtual buffers currently stored.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 33

def clear
  @storage = in_memory
end

#in_memory ⇒ Array (private)

Returns an empty collection ready for the storing of virtual buffers.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 50

def in_memory
  []
end

#retrieve ⇒ Array<Array<Vedeu::Char>>|NilClass

Fetch the oldest stored virtual buffer first.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 12

def retrieve
  storage.pop
end

#size ⇒ Fixnum

Return the number of virtual buffers currently stored.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 26

def size
  storage.size
end

#storage ⇒ Array (private)

Access to the storage for this repository.

Returns:

  • (Array) 


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# File 'lib/vedeu/output/virtual_buffer.rb', line 43

def storage
  @storage ||= in_memory
end

#store(data) ⇒ Array<Array<Vedeu::Char>>

Store a new virtual buffer.

Returns:



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# File 'lib/vedeu/output/virtual_buffer.rb', line 19

def store(data)
  storage.unshift(data)
end