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High performance (de)compression in an 8kB package

21 lines (20 loc) 792 B
"use strict"; var ch2 = {}; var durl = function (c) { return URL.createObjectURL(new Blob([c], { type: 'text/javascript' })); }; var cwk = function (u) { return new Worker(u); }; try { URL.revokeObjectURL(durl('')); } catch (e) { // We're in Deno or a very old browser durl = function (c) { return 'data:application/javascript;charset=UTF-8,' + encodeURI(c); }; // If Deno, this is necessary; if not, this changes nothing cwk = function (u) { return new Worker(u, { type: 'module' }); }; } exports["default"] = (function (c, id, msg, transfer, cb) { var w = cwk(ch2[id] || (ch2[id] = durl(c))); w.onerror = function (e) { return cb(e.error, null); }; w.onmessage = function (e) { return cb(null, e.data); }; w.postMessage(msg, transfer); return w; });