export declare class UnsupportedExpressionError extends Error {
    constructor(expression: string);
}
export declare function isSDKEvaluable(expression: string): boolean;
export declare function evaluateCondition(expression: string, env: Record<string, any>): boolean;
export declare function evaluateExpression(expression: string, env: Record<string, any>): any;
export declare function evaluateExpressions(expressions: string[], env: Record<string, any>): Record<string, any>;
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