export declare function parseEnvVarNumber(envVar: string | undefined, defaultVal: number): number;
export declare function parseEnvVarBoolean(envVar: string | undefined, defaultVal: boolean): boolean;
export declare function parseEnvVarStrings(envVar: string | undefined, defaultVal: string[]): string[];
export declare function parseEnvVarJSON(envVar: string | undefined, defaultVal: Record<string, unknown>): Record<string, unknown>;
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