Function getScriptConnection

src/scripts/background.js:94–106

* Get a script connection, and if there is no script associated with the tab, it injects it. * * @param {string} scriptId * @param {number} tabId * @param {boolean} analysePage Only when the scriptId is 'content', it forces a page analysis before returning the connection. * @returns {Promise<

(scriptId, tabId, injectOnFail=true)

 * @returns {Promise<Connection>} The connection to the content script
 */
async function getScriptConnection(scriptId, tabId, injectOnFail=true) {

    if (!bgHandler.hasConnectedScript(scriptId, tabId)) {
        // Not returning anything if there is no script attached and we don't want to automatically inject the content script
        if (!injectOnFail) return undefined;
        
        await injectScript(tabId);
    }

    let conn = await bgHandler.getScriptConnection(scriptId, tabId);

    if (conn) return conn;
}

/**
 * Analyzes the page related to a specific tab id and returns a JSON description of the stacking contexts.