How to use the cspell-lib.getGlobalSettings function in cspell-lib

[key in keyof Api.ServerMethodRequestResult]: (param: Api.ServerRequestMethodRequests[key]) => RequestResult;
};

const notifyMethodNames: Api.NotifyServerMethodConstants = {
    onConfigChange: 'onConfigChange',
    registerConfigurationFile: 'registerConfigurationFile',
};

const tds = CSpell;

const defaultCheckLimit = Validator.defaultCheckLimit;

// Turn off the spell checker by default. The setting files should have it set.
// This prevents the spell checker from running too soon.
const defaultSettings: CSpellUserSettings = {
    ...CSpell.mergeSettings(getDefaultSettings(), CSpell.getGlobalSettings()),
    checkLimit: defaultCheckLimit,
    enabled: false,
};
const defaultDebounce = 50;

function run() {
    // debounce buffer
    const validationRequestStream = new ReplaySubject(1);
    const triggerUpdateConfig = new ReplaySubject(1);
    const triggerValidateAll = new ReplaySubject(1);
    const validationByDoc = new Map();
    const blockValidation = new Map();
    let isValidationBusy = false;
    const disposables: Disposable[] = [];

    const requestMethodApi: RequestMethodApi = {

function calcFinalConfigInfo(
    configInfo: ConfigInfo,
    settingsFromCommandLine: cspell.CSpellUserSettings,
    filename: string,
    text: string
): FileConfigInfo {
    const ext = path.extname(filename);
    const fileSettings = cspell.calcOverrideSettings(configInfo.config, path.resolve(filename));
    const settings = cspell.mergeSettings(cspell.getDefaultSettings(), cspell.getGlobalSettings(), fileSettings, settingsFromCommandLine);
    const languageIds = settings.languageId ? [settings.languageId] : cspell.getLanguagesForExt(ext);
    const config = cspell.constructSettingsForText(settings, text, languageIds);
    return {configInfo: {...configInfo, config}, filename, text, languageIds};
}

export async function trace(words: string[], options: TraceOptions): Promise {
    const configGlob = options.config || defaultConfigGlob;
    const configGlobOptions = options.config ? {} : defaultConfigGlobOptions;

    const configFiles = (await globP(configGlob, configGlobOptions)).filter(util.uniqueFn());
    const config = cspell.mergeSettings(cspell.getDefaultSettings(), cspell.getGlobalSettings(), cspell.readSettingsFiles(configFiles));
    const results = await traceWords(words, config);
    return results;
}