/**
 * .env ConfigProvider
 *
 * Based on
 * - https://github.com/motdotla/dotenv
 * - https://github.com/motdotla/dotenv-expand
 *
 * @since 1.0.0
 */
import type { PlatformError } from "@effect/platform/Error";
import type * as FileSystem from "@effect/platform/FileSystem";
import type * as ConfigProvider from "effect/ConfigProvider";
import type * as Effect from "effect/Effect";
import type * as Layer from "effect/Layer";
/**
 * Create a dotenv ConfigProvider.
 *
 * @category constructors
 * @since 1.0.0
 */
export declare const makeConfigProvider: (paths: string) => Effect.Effect<ConfigProvider.ConfigProvider, PlatformError, FileSystem.FileSystem>;
/**
 * Replace the current ConfigProvider with a dotenv ConfigProvider.
 *
 * @category constructors
 * @since 1.0.0
 */
export declare const layer: (paths: string) => Layer.Layer<never, PlatformError, FileSystem.FileSystem>;
/**
 * Use dotenv ConfigProvider as a fallback to the current ConfigProvider.
 *
 * @category constructors
 * @since 1.0.0
 */
export declare const layerAsFallback: (path: string) => Layer.Layer<never, PlatformError, FileSystem.FileSystem>;
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