Class: Datr::Queue

Inherits:

Object

• Object
• Datr::Queue

Defined in:

lib/datr/queue.rb

Instance Method Summary

• #empty? ⇒ Boolean
• #first ⇒ Object
• #initialize ⇒ Queue constructor

  A new instance of Queue.

• #insert(elem) ⇒ Object
• #remove ⇒ Object
• #size ⇒ Object

Constructor Details

#initialize ⇒ Queue

Returns a new instance of Queue.

# File 'lib/datr/queue.rb', line 5

def initialize
  @elements = []
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/datr/queue.rb', line 21

def empty?
  @elements.empty?
end

#first ⇒ Object

# File 'lib/datr/queue.rb', line 17

def first
  @elements.first
end

#insert(elem) ⇒ Object

# File 'lib/datr/queue.rb', line 9

def insert elem
  @elements << elem
end

#remove ⇒ Object

# File 'lib/datr/queue.rb', line 13

def remove
  @elements.delete_at(0)
end

#size ⇒ Object

# File 'lib/datr/queue.rb', line 25

def size
  @elements.size
end