Method installPackages

src/helpViewer/packages.ts:211–225

(pkgNames: string[], skipConfirmation: boolean = false)

    // actually install packages
    // confirmation can be skipped (e.g. if the user has confimred before)
    public async installPackages(pkgNames: string[], skipConfirmation: boolean = false): Promise<boolean> {
        const rPath = this.rHelp.rPath;
        const cranUrl = await getCranUrl('', this.cwd);
        const args = [`--silent`, '--no-echo', `-e`, `install.packages(c(${pkgNames.map(v => `'${v}'`).join(',')}),repos='${cranUrl}')`];
        const cmd = `${rPath} ${args.join(' ')}`;
        const pluralS = pkgNames.length > 1? 's' : '';
        const confirmation = `Yes, install package${pluralS}!`;
        const prompt = `Are you sure you want to install package${pluralS}: ${pkgNames.join(', ')}?`;

        if(skipConfirmation || await getConfirmation(prompt, confirmation, cmd)){
            await executeAsTask('Install Package', rPath, args, true);
            return true;
        }
        return false;
    }

    public async updatePackages(skipConfirmation: boolean = false): Promise<boolean> {
        const rPath = this.rHelp.rPath;