forked from mirrors/gecko-dev
35 lines
1.1 KiB
JavaScript
35 lines
1.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* globals log, browser */
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"use strict";
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this.callBackground = function callBackground(funcName, ...args) {
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return browser.runtime.sendMessage({ funcName, args }).then(result => {
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if (result && result.type === "success") {
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return result.value;
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} else if (result && result.type === "error") {
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const exc = new Error(result.message || "Unknown error");
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exc.name = "BackgroundError";
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if ("errorCode" in result) {
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exc.errorCode = result.errorCode;
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}
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if ("popupMessage" in result) {
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exc.popupMessage = result.popupMessage;
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}
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throw exc;
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} else {
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log.error("Unexpected background result:", result);
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const exc = new Error(
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`Bad response type from background page: ${
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(result && result.type) || undefined
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}`
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);
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exc.resultType = result ? result.type || "undefined" : "undefined result";
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throw exc;
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}
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});
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};
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null;
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