alwaysai/lib/spawner/js-spawner.js

The alwaysAI command-line interface (CLI)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs_1 = require("fs");
const util_1 = require("util");
const path_1 = require("path");
const tarJs = require("tar");
const mkdirpJs = require("mkdirp");
const rimrafJs = require("rimraf");
const spawner_base_1 = require("./spawner-base");
const gnu_spawner_1 = require("./gnu-spawner");
function JsSpawner(context = {}) {
    const gnuSpawner = gnu_spawner_1.GnuSpawner(Object.assign({ resolvePath }, spawner_base_1.SpawnerBase(translate)));
    return Object.assign({}, gnuSpawner, { resolvePath,
        readdir,
        mkdirp,
        rimraf,
        tar,
        exists });
    function resolvePath(...paths) {
        return path_1.resolve(context.path || '', ...paths.map(path => path || ''));
    }
    function translate(cmd) {
        const translated = Object.assign({}, cmd);
        if (cmd.cwd) {
            translated.cwd = resolvePath(cmd.cwd);
        }
        return translated;
    }
    async function mkdirp(path = '') {
        await util_1.promisify(mkdirpJs)(resolvePath(path));
    }
    async function rimraf(path = '') {
        await util_1.promisify(rimrafJs)(resolvePath(path));
    }
    function readdir(path = '') {
        return util_1.promisify(fs_1.readdir)(resolvePath(path));
    }
    async function tar(...paths) {
        for (const path in paths) {
            if (path_1.isAbsolute(path)) {
                throw new Error('Paths passed to spawner.tar must not be absolute');
            }
        }
        const packageStream = tarJs.create({ sync: true, gzip: true, cwd: resolvePath() }, paths);
        // ^^ The @types for tar.create are not correct
        return packageStream;
    }
    async function exists(path) {
        if (!path) {
            throw new Error('path is mandatory');
        }
        try {
            await util_1.promisify(fs_1.access)(resolvePath(path));
            return true;
        }
        catch (ex) {
            return false;
        }
    }
}
exports.JsSpawner = JsSpawner;
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