nest-simple-config/dist/config-providers/file-config-provider.js

A powerful and flexible configuration management library for NestJS applications. Supports JSON, YAML file loading, environment variable overrides, immutable configurations, and type-safe configuration access with dependency injection.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.FileConfigurationProvider = void 0;
const fs_1 = require("fs");
const config_provider_abstract_1 = require("./config-provider.abstract");
class FileConfigurationProvider extends config_provider_abstract_1.ConfigurationProvider {
    constructor(filename, optional = false, fileLoader) {
        super();
        this.filename = filename;
        this.optional = optional;
        this.fileLoader = fileLoader;
    }
    loadConfigObject() {
        if (!(0, fs_1.existsSync)(this.filename) && this.optional) {
            return {};
        }
        return this.fileLoader(this.filename);
    }
    toString() {
        return `provider: ${this.constructor.name}, file: ${this.filename}`;
    }
}
exports.FileConfigurationProvider = FileConfigurationProvider;