Class: Andromeda::Impl::Atom

Inherits:
Atomic
  • Object
show all
Includes:
To_S
Defined in:
lib/andromeda/atom.rb,
lib/andromeda/impl/atom.rb

Direct Known Subclasses

Atom::Var

Instance Method Summary collapse

Methods included from To_S

short_s, #to_s

Constructor Details

#initialize(init_val = nil) ⇒ Atom

Returns a new instance of Atom.



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# File 'lib/andromeda/atom.rb', line 8

def initialize(init_val = nil)
  super init_val
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/andromeda/atom.rb', line 12

def empty? ; value.nil? end

#full? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/andromeda/atom.rb', line 13

def full? ; ! value.nil? end

#to_short_s ⇒ Object 



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# File 'lib/andromeda/atom.rb', line 15

def to_short_s ; "(#{To_S.short_s(value)})" end

#wait_until_empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/andromeda/atom.rb', line 32

def wait_until_empty?
  wait_until_eq nil
end

#wait_until_eq(val = nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/andromeda/atom.rb', line 22

def wait_until_eq(val = nil)
  raise ArgumentError unless val.kind_of?(Fixnum)
  wait_while { |v| v != val }
end

#wait_until_full? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/andromeda/atom.rb', line 36

def wait_until_full?
  wait_until_ne nil
end

#wait_until_ne(val = nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/andromeda/atom.rb', line 27

def wait_until_ne(val = nil)
  raise ArgumentError unless val.kind_of?(Fixnum)
  wait_while { |v| v == val }
end

#wait_while(&test) ⇒ Object 



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# File 'lib/andromeda/atom.rb', line 18

def wait_while(&test)
  while test.call(value) ; Thread::pass end
end

#with_value ⇒ Object 



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# File 'lib/andromeda/atom.rb', line 40

def with_value
  update { |v| yield v ; v }
end