18 lines
391 B
JavaScript
18 lines
391 B
JavaScript
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'use strict';
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function promisify(fn) {
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return (...args) =>
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new Promise((resolve, reject) => {
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fn(...args, (...result) => {
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if (chrome.runtime.lastError) {
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reject(chrome.runtime.lastError);
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return;
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}
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resolve(
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result.length === 0 ? undefined :
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result.length === 1 ? result[0] : result
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);
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});
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});
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}
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