import { Descriptor, FunctionExpression, ComputedField } from '../../state/index.js';
export declare function getComputedFieldId(computedField: ComputedField): string;
export declare function getComputedFields(descriptor: Descriptor): Array<string>;
export declare function getComputedField(descriptor: Descriptor, computedFieldId: string): ComputedField;
export declare function getComputedFieldExpression(descriptor: Descriptor, computedFieldId: string): FunctionExpression;
export declare function getComputedFieldExpressionString(descriptor: Descriptor, computedFieldId: string): string;
export declare function getComputedFieldIndex(descriptor: Descriptor, computedFieldId: string): number;
export declare function computedFieldIdValidator(state: Descriptor, computedFieldId: string): string;