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45 lines
1.3 KiB
Plaintext
45 lines
1.3 KiB
Plaintext
;(function(exports){ // On event emitter generic javascript utility.
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function On(){ var on = this;
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if(!On.is(on)){ return new On() }
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return function(e, fn, i){ return on.e = e, fn? on.event(fn, i) : on };
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};
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On.is = function(on){ return (on instanceof On) }
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On.chain = On.prototype;
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On.chain.create = function(){ return On.call(null) }
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var on = function(e){
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on.event.e = e;
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on.event.s[e] = on.event.s[e] || [];
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return on;
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};
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On.chain.emit = function(a,b,c,d){
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var on = this, e = on.e, s = on.s[e];
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exports.list.map(s, function(at, i){ at.on(a,b,c,d) });
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if(s && !s.length){ delete on.s[e] }
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}
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function At(fn, i){ var at = this;
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if(!At.is(at)){ return new At() }
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at.on = fn;
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at.i = i; // TODO: MARK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! COME BACK HERE!
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};
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At.is = function(at){ return (at instanceof At) }
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On.chain = On.prototype;
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On.chain.event = function(fn, i){
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//on.event = function(fn, i){
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var on = this, e = on.e, s = on.s[e] = on.s[e] || [], at = At(fn, i);
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var e = {fn: fn, i: i || 0, off: function(){ return !(e.fn = false) }}; // TODO: PERFORMANCE! Prototype-ify this and reduce any on complexity.
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return s.push(e), i? s.sort(sort) : i, e;
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}
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//on.event.s = {};
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//return on;
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var sort = exports.list.sort('i');
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exports.on = On; //On();
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}(Gun || {}));
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/*
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on('foo', function(){
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})
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on('foo').emit('yay');*/ |