import { type BaseConnector, type BaseLogger, type SecretValue } from '@kubricate/core';
export interface EnvConnectorConfig {
    /**
     * The prefix to use for environment variables.
     */
    prefix?: string;
    /**
     * populate process.env with the contents of a .env file
     * @default `true`
     */
    allowDotEnv?: boolean;
    /**
     * Whether to perform case-insensitive lookups for environment variables.
     * If true, the connector will match environment variable names in a case-insensitive manner.
     * @default `false`
     */
    caseInsensitive?: boolean;
    /**
     * The working directory to load the .env file from.
     * This is useful for loading .env files from different directories.
     *
     * @default `process.cwd()`
     */
    workingDir?: string;
}
/**
 * EnvConnector is a BaseConnector implementation that reads secrets
 * from process.env, optionally loading from a .env file and supporting
 * configurable prefixes and case-insensitive lookups.
 */
export declare class EnvConnector implements BaseConnector<EnvConnectorConfig> {
    config: EnvConnectorConfig;
    private prefix;
    private secrets;
    private caseInsensitive;
    logger?: BaseLogger;
    private workingDir?;
    constructor(config?: EnvConnectorConfig);
    /**
     * Set the working directory for loading .env files.
     * @param path The path to the working directory.
     */
    setWorkingDir(path: string): void;
    /**
     * Get the working directory for loading .env files.
     * @returns The path to the working directory.
     */
    getWorkingDir(): string | undefined;
    getEnvFilePath(): string;
    normalizeName(name: string): string;
    /**
     * Load secrets from environment variables.
     * @param names The names of the secrets to load.
     * @throws Will throw an error if a secret is not found or if the name is invalid.
     */
    load(names: string[]): Promise<void>;
    tryParseSecretValue(value: string): SecretValue;
    /**
     * Get the value of a secret.
     * @param name The name of the secret to get.
     * @returns The value of the secret.
     * @throws Will throw an error if the secret is not loaded.
     */
    get(name: string): SecretValue;
}
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