Method getAllAliases

src/helpViewer/helpProvider.ts:196–214

()

    // get a list of all aliases
    public async getAllAliases(): Promise<rHelp.Alias[] | undefined> {
        // try this.aliases:
        if(this.aliases){
            return this.aliases;
        }

        // try cached aliases:
        const cachedAliases = this.persistentState?.get<rHelp.Alias[]>('r.helpPanel.cachedAliases');
        if(cachedAliases){
            this.aliases = cachedAliases;
            return cachedAliases;
        }

        // try to make new aliases (returns undefined if unsuccessful):
        const newAliases = await this.makeAllAliases();
        this.aliases = newAliases;
        await this.persistentState?.update('r.helpPanel.cachedAliases', newAliases);
        return newAliases;
    }

    // converts aliases grouped by package to a flat list of aliases
    private async makeAllAliases(): Promise<rHelp.Alias[] | undefined> {