alt Hacker News23 byte version:
// Lib code>>
s={};call=(n)=>{s[n]()}
// <<
s.hello=()=>console.log('hello');
call('hello');
delete s.hello;23 byte version:
// Lib code>>
s={};call=(n)=>{s[n]()}
// <<
s.hello=()=>console.log('hello');
call('hello');
delete s.hello;
This is missing the subscription feature?
Multiple independent listeners should be able to attach a callback that fires when “hello” is called.