@gdjiami/cli/dist/env.js

CLI for build front end project.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
/**
 * 初始化环境变量
 */
var fs_extra_1 = tslib_1.__importDefault(require("fs-extra"));
var path_1 = tslib_1.__importDefault(require("path"));
var paths_1 = tslib_1.__importDefault(require("./paths"));
var chalk_1 = tslib_1.__importDefault(require("chalk"));
var dotenv_1 = tslib_1.__importDefault(require("dotenv"));
var options_1 = tslib_1.__importDefault(require("./options"));
// 确保后续require paths, 可以读取到.env加载的环境变量
delete require.cache[require.resolve('./paths')];
var NODE_ENV = process.env.NODE_ENV;
if (!NODE_ENV) {
    console.error("The " + chalk_1.default.blue('NODE_ENV') + " environment variable is required.");
    process.exit();
}
// .env 文件, 优先加载.env.*.local, 再加载.env.*, 最后是.env, .env.local
var dotenvsFiles = [
    paths_1.default.appDotenv + "." + NODE_ENV + ".local",
    paths_1.default.appDotenv + ".local",
    paths_1.default.appDotenv + "." + NODE_ENV,
    "" + paths_1.default.appDotenv,
];
dotenvsFiles.forEach(function (dotenvFile) {
    if (fs_extra_1.default.existsSync(dotenvFile)) {
        // 支持使用${}引用已定义的变量
        require('dotenv-expand')(dotenv_1.default.config({
            path: dotenvFile,
        }));
    }
});
var ENV_FILTER = /^JM_/i;
var BUILIN_ENVS = [
    // common
    'VERSION',
    'SOURCE_MAP',
    'NAME',
    'PUBLIC_URL',
    'DISABLE_DLL',
    'DIST',
    // development
    'PORT',
    'HOST',
    'ADDRESS',
    'HTTPS',
    'PROTOCOL',
    'EVAL',
    // other
    'CI',
    'ELECTRON',
];
var env;
function getClientEnvironment(publicUrl) {
    if (env) {
        return env;
    }
    var pkg = require(paths_1.default.appPackageJson);
    var options = options_1.default(pkg);
    var raw = Object.keys(process.env)
        .filter(function (key) { return ENV_FILTER.test(key) || BUILIN_ENVS.indexOf(key) !== -1; })
        .reduce(function (env, key) {
        env[key] = process.env[key];
        return env;
    }, {
        VERSION: pkg.version,
        NAME: pkg.name,
        PUBLIC_URL: NODE_ENV === 'production' ? publicUrl || process.env.PUBLIC_URL || './' : '/',
        ELECTRON: !options.electron ? 'true' : '',
        DIST: path_1.default.basename(paths_1.default.appDist),
        // NODE_ENV 可能会被篡改，所以固定住
        NODE_ENV: NODE_ENV,
    });
    // for DefinePlugin
    var stringified = Object.keys(raw).reduce(function (env, key) {
        env["process.env." + key] = JSON.stringify(raw[key]);
        return env;
    }, {});
    var userDefine = Object.keys(raw)
        .filter(function (key) { return ENV_FILTER.test(key); })
        .reduce(function (prev, cur) {
        prev[cur] = raw[cur];
        return prev;
    }, {});
    return (env = {
        userDefine: userDefine,
        raw: raw,
        stringified: stringified,
    });
}
exports.default = getClientEnvironment;