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45 lines
1.0 KiB
45 lines
1.0 KiB
function addMethods(worker, methods) {
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var c = 0;
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var callbacks = {};
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worker.addEventListener('message', function (e) {
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var d = e.data;
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if (d.type !== 'RPC') return;
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if (d.id) {
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var f = callbacks[d.id];
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if (f) {
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delete callbacks[d.id];
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if (d.error) {
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f[1](Object.assign(Error(d.error.message), d.error));
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} else {
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f[0](d.result);
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}
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}
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} else {
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var evt = document.createEvent('Event');
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evt.initEvent(d.method, false, false);
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evt.data = d.params;
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worker.dispatchEvent(evt);
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}
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});
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methods.forEach(function (method) {
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worker[method] = function () {
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var _arguments = arguments;
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return new Promise(function (a, b) {
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var id = ++c;
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callbacks[id] = [a, b];
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worker.postMessage({
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type: 'RPC',
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id: id,
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method: method,
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params: [].slice.call(_arguments)
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});
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});
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};
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});
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}
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module.exports = addMethods;
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//# sourceMappingURL=rpc-wrapper.js.map
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