55 lines
1.9 KiB
JavaScript
55 lines
1.9 KiB
JavaScript
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/// <reference path="../../built/pxtlib.d.ts"/>
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importScripts("/pxt-calliope/typescript.js", "/pxt-calliope/fuse.min.js", "/pxt-calliope/pxtlib.js");
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var pm = postMessage;
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// work around safari not providing atob
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if (typeof atob === "undefined") {
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// http://www.rise4fun.com/Bek/base64encode
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pxtc.decodeBase64 = function (_input) {
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function _base64(_x) { return ((_x <= 0x19) ? (_x + 0x41) : ((_x <= 0x33) ? (_x + 0x47) : ((_x <= 0x3D) ? (_x - 0x4) : ((_x == 0x3E) ? 0x2B : 0x2F)))); }
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;
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var result = new Array();
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var _q = 0x0;
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var _r = 0x0;
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for (var _i = 0; _i < _input.length; _i++) {
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var _x = _input.charCodeAt(_i);
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if ((_x > 0xFF)) {
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//throw { name: 'InvalidCharacter' };
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return undefined;
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}
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else if ((_q == 0x0)) {
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result.push(String.fromCharCode(_base64((_x >> 0x2))));
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_q = 0x1;
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_r = ((_x & 0x3) << 0x4);
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}
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else if ((_q == 0x1)) {
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result.push(String.fromCharCode(_base64((_r | (_x >> 0x4)))));
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_q = 0x2;
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_r = ((_x & 0xF) << 0x2);
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}
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else if ((_q == 0x2)) {
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result.push(String.fromCharCode(_base64((_r | (_x >> 0x6))), _base64((_x & 0x3F))));
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_q = 0x0;
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_r = 0x0;
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}
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}
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if ((_q == 0x1)) {
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result.push(String.fromCharCode(_base64(_r), 0x3D, 0x3D));
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}
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else if ((_q == 0x2)) {
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result.push(String.fromCharCode(_base64(_r), 0x3D));
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}
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return result.join('');
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};
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}
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onmessage = function (ev) {
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var res = pxtc.service.performOperation(ev.data.op, ev.data.arg);
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pm({
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op: ev.data.op,
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id: ev.data.id,
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result: JSON.parse(JSON.stringify(res))
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});
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};
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pm({
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id: "ready"
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});
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