import type * as MetricKey from "./MetricKey.js";
import type * as MetricKeyType from "./MetricKeyType.js";
import type * as MetricState from "./MetricState.js";
import type { Pipeable } from "./Pipeable.js";
import type * as Types from "./Types.js";
/**
* @since 2.0.0
* @category symbols
*/
export declare const MetricPairTypeId: unique symbol;
/**
* @since 2.0.0
* @category symbols
*/
export type MetricPairTypeId = typeof MetricPairTypeId;
/**
* @since 2.0.0
* @category model
*/
export interface MetricPair<out Type extends MetricKeyType.MetricKeyType<any, any>> extends MetricPair.Variance<Type>, Pipeable {
readonly metricKey: MetricKey.MetricKey<Type>;
readonly metricState: MetricState.MetricState<MetricKeyType.MetricKeyType.OutType<Type>>;
}
/**
* @since 2.0.0
*/
export declare namespace MetricPair {
/**
* @since 2.0.0
* @category models
*/
interface Untyped extends MetricPair<MetricKeyType.MetricKeyType<any, any>> {
}
/**
* @since 2.0.0
* @category models
*/
interface Variance<out Type extends MetricKeyType.MetricKeyType<any, any>> {
readonly [MetricPairTypeId]: {
readonly _Type: Types.Covariant<Type>;
};
}
}
/**
* @since 2.0.0
* @category constructors
*/
export declare const make: <Type extends MetricKeyType.MetricKeyType<any, any>>(metricKey: MetricKey.MetricKey<Type>, metricState: MetricState.MetricState<MetricKeyType.MetricKeyType.OutType<Type>>) => MetricPair.Untyped;
/**
* @since 2.0.0
* @category unsafe
*/
export declare const unsafeMake: <Type extends MetricKeyType.MetricKeyType<any, any>>(metricKey: MetricKey.MetricKey<Type>, metricState: MetricState.MetricState.Untyped) => MetricPair.Untyped;
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