open-consul/ui/packages/consul-ui/app/utils/dom/event-source/cache.js
John Cowen c98130cc08
ui: Move to Workspaced Structure (#8994)
* ui: Add the most basic workspace root in /ui

* We already have a LICENSE file in the repository root

* Change directory path in build scripts ui-v2 -> ui

* Make yarn install flags configurable from elsewhere

* Minimal workspace root makefile

* Call the new docker specific target

* Update yarn in the docker build image

* Reconfigure the netlify target and move to the higher makefile

* Move ui-v2 -> ui/packages/consul-ui

* Change repo root to refleect new folder structure

* Temporarily don't hoist consul-api-double

* Fixup CI configuration

* Fixup lint errors

* Fixup Netlify target
2020-10-21 15:23:16 +01:00

32 lines
1.2 KiB
JavaScript

export default function(source, DefaultEventSource, P = Promise) {
return function(sources) {
return function(cb, configuration) {
const key = configuration.key;
if (typeof sources[key] !== 'undefined' && configuration.settings.enabled) {
if (typeof sources[key].configuration === 'undefined') {
sources[key].configuration = {};
}
sources[key].configuration.settings = configuration.settings;
return source(sources[key]);
} else {
const EventSource = configuration.type || DefaultEventSource;
const eventSource = (sources[key] = new EventSource(cb, configuration));
return source(eventSource)
.catch(function(e) {
// any errors, delete from the cache for next time
delete sources[key];
return P.reject(e);
})
.then(function(eventSource) {
// make sure we cancel everything out if there is no cursor
if (typeof eventSource.configuration.cursor === 'undefined') {
eventSource.close();
delete sources[key];
}
return eventSource;
});
}
};
};
}