he/him 
Node.js: > typeof setTimeout(()=>{},0) 'object' Browser: > typeof setTimeout(()=>{}, 0) 'number'
Flow models this with an opaque type which is pretty neat: https://flow.org/en/docs/types/opaque-types/ … Allows the type of setTimeout to only be passed to clearTimeout.
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:O this is a pretty awesome feature! I wish TS had this, or any kind of nominal typing structure that isn't hacky.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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