@foal/core/lib/core/config/env.js

Full-featured Node.js framework, with no complexity

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Env = void 0;
const fs_1 = require("fs");
class Env {
    /**
     * Clear the cache of the loaded file .env (if it exists).
     *
     * @static
     * @memberof Config
     */
    static clearCache() {
        this.dotEnv = null;
    }
    static getEnvironmentName() {
        return process.env.FOAL_ENV || process.env.NODE_ENV || 'development';
    }
    static get(key) {
        if (process.env[key] !== undefined) {
            return process.env[key];
        }
        if (this.dotEnv === null) {
            this.dotEnv = {};
            this.loadEnv('.env');
            this.loadEnv('.env.local');
            this.loadEnv(`.env.${this.getEnvironmentName()}`);
            this.loadEnv(`.env.${this.getEnvironmentName()}.local`);
        }
        return this.dotEnv[key];
    }
    static dotEnv = null;
    static loadEnv(filename) {
        if (!(0, fs_1.existsSync)(filename)) {
            return;
        }
        if (this.dotEnv === null) {
            this.dotEnv = {};
        }
        const envFileContent = (0, fs_1.readFileSync)(filename, 'utf8');
        for (const line of envFileContent.split('\n')) {
            if (line.startsWith('#')) {
                continue;
            }
            const [key, ...values] = line.split('=');
            const value = values.join('=').trim();
            const trimmedKey = key.trim();
            if ((value.startsWith('"') && value.endsWith('"')) ||
                (value.startsWith('\'') && value.endsWith('\''))) {
                this.dotEnv[trimmedKey] = value.substr(1, value.length - 2);
                continue;
            }
            this.dotEnv[trimmedKey] = value;
        }
    }
}
exports.Env = Env;