import { AnyValue, KeyValue } from "../../types/otlp";
type PrimitiveAttributeValue = string | number | boolean;
export type AttributeValueType = PrimitiveAttributeValue | Array<PrimitiveAttributeValue> | Record<string, PrimitiveAttributeValue>;
export declare function toAnyValue(value: AttributeValueType | AnyValue): AnyValue;
export declare function toAnyValue(value?: AttributeValueType | AnyValue): AnyValue | undefined;
export declare function toKeyValue(key: string, value: AttributeValueType | AnyValue): KeyValue;
/**
 * Adds a single attribute to the provided attributes array
 */
export declare function addAttribute(attributes: KeyValue[], key: string, value: AttributeValueType | AnyValue): void;
/**
 * Adds multiple attributes to the provided attributes array
 */
export declare function addAttributes(
/**
 * The attributes array to add to
 */
attributes: KeyValue[], 
/**
 * Additional attributes to add
 * If no attributes are provided, nothing is added
 */
attrs: Record<string, AttributeValueType | AnyValue> | undefined): void;
/**
 * Removes an attribute from the provided attributes array by its key
 */
export declare function removeAttribute(attributes: KeyValue[], key: string): void;
export type AttrPrefix = string | string[];
export declare function withPrefix(prefix?: AttrPrefix): (attr: string) => string;
export {};