Class: DeeperHash::Diff::Stack

Inherits:

Object

• Object
• DeeperHash::Diff::Stack

Defined in:

lib/deeper_hash/diff.rb

Instance Method Summary

• #initialize ⇒ Stack constructor

  A new instance of Stack.

• #pop ⇒ Object
• #push(value) ⇒ Object
• #to_a ⇒ Object

Constructor Details

#initialize ⇒ Stack

Returns a new instance of Stack.

# File 'lib/deeper_hash/diff.rb', line 6

def initialize
  @stack = []
end

Instance Method Details

#pop ⇒ Object

# File 'lib/deeper_hash/diff.rb', line 14

def pop
  return if @stack.empty?

  @stack = @stack[0..-2]
end

#push(value) ⇒ Object

# File 'lib/deeper_hash/diff.rb', line 10

def push(value)
  @stack << value
end

#to_a ⇒ Object

# File 'lib/deeper_hash/diff.rb', line 20

def to_a
  @stack
end