Simply do something once, or once under a condition using custom namespaces.
function colorOfTheSky(color){
var skyColor
if(once('colorOfTheSky')){
skyColor = 'The sky is' + color
}else{
skyColor = 'The sky is falling'
}
console.log(skyColor)
}
colorOfTheSky('blue')
// Run once: The sky is blue
// Run again: The sky is falling
// Run and on: The sky is faling
// ...
function colorOfTheSky(color){
var skyColor
if(once('colorOfTheSky' + color)){
skyColor = 'The sky is' + color
}else{
skyColor = 'The sky is falling'
}
console.log(skyColor)
}
colorOfTheSky('blue')
// Run once: The sky is blue
// Run again: The sky is falling
// Run and on: The sky is faling
// ...
colorOfTheSky('red')
// Run once: The sky is red
// Run again: The sky is falling
// Run and on: The sky is faling
// ...
(c) 2016 Julien Etienne MIT
FAQs
Simply do something once, or once under a condition
The npm package run-once receives a total of 44 weekly downloads. As such, run-once popularity was classified as not popular.
We found that run-once demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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