Class: Monadt::StateM

Inherits:
Object
  • Object
show all
Defined in:
lib/monadt/state.rb

Class Method Summary collapse

Class Method Details

.bind(m, &blk) ⇒ Object 



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# File 'lib/monadt/state.rb', line 4

def bind(m, &blk)
  ->(st) {
    v, s = m.(st)
    blk.call(v).(s)
  }
end

.return(val) ⇒ Object 



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# File 'lib/monadt/state.rb', line 11

def return(val)
  ->(st) { [val, st] }
end