import { PropertyMetadata, SystemVariableMetadata } from './Metadata/MetadataTypes.js';
export declare class PropertyExpression<TClass, TAttribute> {
    cache: Map<string, PropertyExpression.Prop<TClass, TAttribute>>;
    private readonly _keySelector;
    constructor(keySelector: (propertyName: string, attribute: TAttribute) => string);
    getProperty(propName: string): PropertyExpression.Prop<TClass, TAttribute> | undefined;
    registerProperty(propertyName: string, attribute: TAttribute): void;
    static fromClassProperties<TClass>(type: Function | string, keySelector: (propertyName: string, attribute: PropertyMetadata) => string): PropertyExpression<TClass, PropertyMetadata>;
    static fromSystemVariables<TClass>(type: Function | string, keySelector: (propertyName: string, attribute: SystemVariableMetadata) => string): PropertyExpression<TClass, SystemVariableMetadata>;
}
export declare namespace PropertyExpression {
    class Prop<TClass, TAttribute> {
        getter: ((instance: TClass) => unknown) | null;
        setter: ((instance: TClass, value: unknown) => void) | null;
        attribute: TAttribute | null;
        propertyName: string;
    }
}
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