| 1 | import { Context } from 'koa';
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| 2 | import { Logger } from '@shopify/statsd';
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| 3 | export declare enum CustomMetric {
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| 4 | ContentLength = "request_content_length",
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| 5 | QueuingTime = "request_queuing_time",
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| 6 | RequestDuration = "request_time"
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| 7 | }
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| 8 | export interface Options {
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| 9 | prefix: string;
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| 10 | host: string;
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| 11 | skipInstrumentation?: boolean;
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| 12 | logger?: Logger;
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| 13 | }
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| 14 | export default function metrics({ prefix, host, skipInstrumentation, logger, }: Options): (ctx: Context, next: Function) => Promise<void>;
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