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import Constant, Op, Input, T, sig, evt from require 'alv.base'
edge = Constant.meta
meta:
name: 'edge'
summary: "Convert rising edges to bangs."
examples: { '(edge bool)' }
value: class extends Op
setup: (inputs) =>
@out or= T.bang\mk_evt!
value = sig.bool\match inputs
super value: Input.hot value
tick: =>
now = @inputs.value!
if now and not @state
@out\set true
@state = now
Constant.meta
meta:
name: 'util'
summary: "Utility operators."
value:
:edge
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