27 lines
575 B
JavaScript
27 lines
575 B
JavaScript
function Lib(ws) {
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return {
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clearElement: clearElement,
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insert: insert,
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send: send
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};
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function clearElement(elem) {
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while(elem.firstChild) {
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elem.removeChild(elem.firstChild);
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}
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}
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function insert(obj, t, min, max) {
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min = min == undefined ? 0 : min;
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max = max == undefined ? t.length : max;
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if(max - min < 1) {
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return min;
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}
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var avg = Math.floor((max + min) / 2);
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return (obj < t[avg]) ? insert(obj, t, min, avg) : insert(obj, t, avg+1, max);
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}
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function send(o) {
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ws.send(JSON.stringify(o));
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}
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}
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