env2ts/dist/utils.js

Dead simple env file parsing for TypeScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseEnvFile = exports.installDotenv = exports.isDotenvInstalled = void 0;
var chalk_1 = __importDefault(require("chalk"));
var cross_spawn_1 = __importDefault(require("cross-spawn"));
var fs_1 = __importDefault(require("fs"));
var log_update_1 = __importDefault(require("log-update"));
var isDotenvInstalled = function () {
    var _a, _b;
    var installed = false;
    try {
        var packageJson = JSON.parse(fs_1.default.readFileSync("./package.json").toString());
        if (!packageJson) {
            throw new Error("");
        }
        if (((_a = packageJson.devDependencies) === null || _a === void 0 ? void 0 : _a.dotenv) ||
            ((_b = packageJson.dependencies) === null || _b === void 0 ? void 0 : _b.dotenv)) {
            installed = true;
        }
    }
    catch (_c) { }
    return installed;
};
exports.isDotenvInstalled = isDotenvInstalled;
var Manager;
(function (Manager) {
    Manager["npm"] = "npm";
    Manager["yarn"] = "yarn";
    Manager["none"] = "none";
})(Manager || (Manager = {}));
var installDotenv = function (manager) {
    return new Promise(function (resolve, reject) {
        var depsCommand = "";
        var depsArgs = [];
        switch (manager) {
            case "npm":
                depsCommand = "npm";
                depsArgs.push.apply(depsArgs, ["install", "dotenv"]);
                break;
            case "yarn":
                depsCommand = "yarn";
                depsArgs.push.apply(depsArgs, ["add", "dotenv"]);
                break;
            case "none":
            default:
                break;
        }
        if (depsCommand && depsArgs) {
            console.log("\n");
            var child = cross_spawn_1.default(depsCommand, depsArgs, {
                stdio: "inherit",
            });
            child.on("close", function (code) {
                if (code !== 0) {
                    // eslint-disable-next-line prefer-promise-reject-errors
                    reject({ command: depsCommand + " " + depsArgs.join(" ") });
                    return;
                }
                resolve("\n" + chalk_1.default.green("✔") + " Successfully installed " + chalk_1.default.cyan("dotenv"));
            });
        }
        else {
            resolve("\n" + chalk_1.default.green("✔") + " Skipping " + chalk_1.default.cyan("dotenv") + " installation");
        }
    });
};
exports.installDotenv = installDotenv;
var parseEnvFile = function (contents) {
    var _a;
    var rawContent = contents;
    // Remove comments
    rawContent = rawContent.replace(/#.*/gm, "");
    // Remove blank lines
    rawContent = rawContent.replace(/(^[ \t]*\n)/gm, "");
    log_update_1.default(chalk_1.default.blue("➤") + " Collecting env variables");
    // Get an array of the vars without the value and trim whitespace
    var varArr = (_a = rawContent.match(/^([^=])+/gm)) === null || _a === void 0 ? void 0 : _a.map(function (v) { return v.trim(); });
    return varArr || [];
};
exports.parseEnvFile = parseEnvFile;