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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /browser/extensions/screenshots/catcher.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'browser/extensions/screenshots/catcher.js')
-rw-r--r-- | browser/extensions/screenshots/catcher.js | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/browser/extensions/screenshots/catcher.js b/browser/extensions/screenshots/catcher.js new file mode 100644 index 0000000000..1644f86ca0 --- /dev/null +++ b/browser/extensions/screenshots/catcher.js @@ -0,0 +1,101 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +// eslint-disable-next-line no-var +var global = this; + +this.catcher = (function () { + const exports = {}; + + let handler; + + let queue = []; + + const log = global.log; + + exports.unhandled = function (error, info) { + if (!error.noReport) { + log.error("Unhandled error:", error, info); + } + const e = makeError(error, info); + if (!handler) { + queue.push(e); + } else { + handler(e); + } + }; + + /** Turn an exception into an error object */ + function makeError(exc, info) { + let result; + if (exc.fromMakeError) { + result = exc; + } else { + result = { + fromMakeError: true, + name: exc.name || "ERROR", + message: String(exc), + stack: exc.stack, + }; + for (const attr in exc) { + result[attr] = exc[attr]; + } + } + if (info) { + for (const attr of Object.keys(info)) { + result[attr] = info[attr]; + } + } + return result; + } + + /** Wrap the function, and if it raises any exceptions then call unhandled() */ + exports.watchFunction = function watchFunction(func, quiet) { + return function () { + try { + return func.apply(this, arguments); + } catch (e) { + if (!quiet) { + exports.unhandled(e); + } + throw e; + } + }; + }; + + exports.watchPromise = function watchPromise(promise, quiet) { + return promise.catch(e => { + if (quiet) { + if (!e.noReport) { + log.debug("------Error in promise:", e); + log.debug(e.stack); + } + } else { + if (!e.noReport) { + log.error("------Error in promise:", e); + log.error(e.stack); + } + exports.unhandled(makeError(e)); + } + throw e; + }); + }; + + exports.registerHandler = function (h) { + if (handler) { + log.error("registerHandler called after handler was already registered"); + return; + } + handler = h; + for (const error of queue) { + handler(error); + } + queue = []; + }; + + return exports; +})(); +null; |