@promster/metrics/dist/index.cjs.map

Metrics utilities used by all other server integrations

{"version":3,"file":"index.cjs","names":["Prometheus","asArray","defaultOptions","getMetrics","Prometheus","defaultOptions","defaultLabels","asArray","defaultOptions","getMetrics","Prometheus","defaultOptions","Prometheus","UrlValueParser","url","#startTime","#endTime"],"sources":["../src/environment/kubernetes.ts","../src/environment/skip-metrics-in-environment.ts","../src/client/client.ts","../src/create-gc-metrics/create-gc-metrics.ts","../src/create-gc-observer/create-gc-observer.ts","../src/create-graphql-metrics/create-graphql-metrics.ts","../src/create-http-metrics/create-http-metrics.ts","../src/end-measurement-from/end-measurement-from.ts","../src/sort-labels/sort-labels.ts","../src/create-request-recorder/create-request-recorder.ts","../src/normalizers/method/method.ts","../src/normalizers/path/path.ts","../src/normalizers/status-code/status-code.ts","../src/normalizers/index.ts","../src/summary/summary.ts","../src/timing/timing.ts"],"sourcesContent":["const isRunningInKubernetes = () =>\n  Boolean(process.env.KUBERNETES_SERVICE_HOST);\n\nexport { isRunningInKubernetes };\n","import type { TOptionalPromsterOptions } from '@promster/types';\n\nimport { isRunningInKubernetes } from './kubernetes';\n\ntype TSkipMetricsInEnvironmentOptions = {\n  detectKubernetes?: TOptionalPromsterOptions['detectKubernetes'];\n};\n\nconst skipMetricsInEnvironment = (options: TSkipMetricsInEnvironmentOptions) =>\n  options.detectKubernetes === true && !isRunningInKubernetes();\n\nexport { skipMetricsInEnvironment };\n","import { once } from 'es-toolkit/function';\nimport type { PrometheusContentType } from 'prom-client';\nimport * as Prometheus from 'prom-client';\n\nimport { skipMetricsInEnvironment } from '../environment';\n\n// NOTE:\n//   This is the `globalRegistry` provided by the `prom-client`\n//   We could create multiple registries with `new Prometheus.registry()`.\nconst defaultRegister = Prometheus.register;\n\ninterface TClientOptions extends Prometheus.DefaultMetricsCollectorConfiguration<PrometheusContentType> {\n  detectKubernetes?: boolean;\n  prefix?: string;\n}\n\nconst configure = once((options: TClientOptions) => {\n  const shouldSkipMetricsInEnvironment = skipMetricsInEnvironment(options);\n\n  if (!shouldSkipMetricsInEnvironment) {\n    Prometheus.collectDefaultMetrics(options);\n  }\n});\n\nexport { Prometheus, defaultRegister, configure };\n","import type { TDefaultedPromsterOptions, TGcMetrics } from '@promster/types';\nimport merge from 'merge-options';\n\nimport { configure, Prometheus } from '../client';\n\nconst asArray = (maybeArray: Readonly<string[] | string>) =>\n  Array.isArray(maybeArray) ? maybeArray : [maybeArray];\n\nconst defaultOptions = {\n  getLabelValues: () => ({}),\n  labels: [],\n  metricPrefix: '',\n  metricNames: {\n    up: ['nodejs_up'],\n  },\n  gcCollectionInterval: 6000,\n};\n\nconst getMetrics = (options: TDefaultedPromsterOptions) => ({\n  up: asArray(options.metricNames.up).map(\n    (nameOfUpMetric: string) =>\n      new Prometheus.Gauge({\n        name: `${options.metricPrefix}${nameOfUpMetric}`,\n        help: '1 = nodejs server is up, 0 = nodejs server is not up',\n      }),\n  ),\n});\n\nconst createGcMetrics = (options: TDefaultedPromsterOptions): TGcMetrics => {\n  const defaultedOptions: TDefaultedPromsterOptions = merge(\n    defaultOptions,\n    options,\n  );\n\n  configure({\n    prefix: defaultedOptions.metricPrefix,\n  });\n\n  const gcMetrics = getMetrics(defaultedOptions);\n\n  return gcMetrics;\n};\n\ncreateGcMetrics.defaultOptions = defaultOptions;\n\nexport { createGcMetrics };\n","import { gcStats } from '@chainsafe/prometheus-gc-stats';\nimport type { TDefaultedPromsterOptions, TGcMetrics } from '@promster/types';\nimport { once } from 'es-toolkit/function';\n\nimport { defaultRegister } from '../client/client';\n\nconst defaultOptions = {\n  disableGcMetrics: false,\n};\n\nconst createGcObserver = once(\n  (_metrics: TGcMetrics, options: TDefaultedPromsterOptions) => () => {\n    gcStats(defaultRegister, {\n      collectionInterval: options.gcCollectionInterval,\n      prefix: options.metricPrefix,\n    });\n  },\n);\n\n// @ts-expect-error\ncreateGcObserver.defaultOptions = defaultOptions;\n\nexport { createGcObserver };\n","import type {\n  TDefaultedPromsterOptions,\n  TGraphQlMetrics,\n} from '@promster/types';\nimport merge from 'merge-options';\n\nimport { configure, Prometheus } from '../client';\n\nconst defaultGraphQlPercentiles = [0.5, 0.9, 0.95, 0.98, 0.99];\n\nconst defaultLabels = ['operation_name'];\nconst asArray = (maybeArray: Readonly<string[] | string>) =>\n  Array.isArray(maybeArray) ? maybeArray : [maybeArray];\n\nconst shouldObserveGraphQlParseDurationAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('graphQlParseDurationHistogram');\nconst shouldObserveGraphQlValidationDurationAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('graphQlValidationDurationHistogram');\nconst shouldObserveGraphQlResolveFieldDurationAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('graphQlResolveFieldDurationHistogram');\nconst shouldObserveGraphQlRequestDurationAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('graphQlRequestDurationHistogram');\nconst shouldObserveGraphQlErrorsTotalAsCounter = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('graphQlErrorsTotal');\n\nconst defaultOptions = {\n  getLabelValues: () => ({}),\n  labels: [],\n  metricPrefix: '',\n  metricTypes: [\n    'graphQlParseDurationHistogram',\n    'graphQlValidationDurationHistogram',\n    'graphQlResolveFieldDurationHistogram',\n    'graphQlRequestDurationHistogram',\n    'graphQlErrorsTotal',\n  ],\n  metricNames: {\n    graphQlParseDuration: ['graphql_parse_duration_seconds'],\n    graphQlValidationDuration: ['graphql_validation_duration_seconds'],\n    graphQlResolveFieldDuration: ['graphql_resolve_field_duration_seconds'],\n    graphQlRequestDuration: ['graphql_request_duration_seconds'],\n    graphQlErrorsTotal: ['graphql_errors_total'],\n  },\n  metricPercentiles: {\n    graphQlParseDuration: defaultGraphQlPercentiles,\n    graphQlValidationDuration: defaultGraphQlPercentiles,\n    graphQlResolveFieldDuration: defaultGraphQlPercentiles,\n    graphQlRequestDuration: defaultGraphQlPercentiles,\n    graphQlErrorsTotal: defaultGraphQlPercentiles,\n  },\n};\n\nconst getMetrics = (options: TDefaultedPromsterOptions) => ({\n  graphQlParseDuration: shouldObserveGraphQlParseDurationAsHistogram(options)\n    ? asArray(options.metricNames.graphQlParseDuration).map(\n        (nameOfGraphQlParseDuration: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfGraphQlParseDuration}`,\n            help: 'The GraphQL request parse time in seconds.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricPercentiles?.graphQlParseDuration ||\n              defaultGraphQlPercentiles,\n          }),\n      )\n    : undefined,\n\n  graphQlValidationDuration: shouldObserveGraphQlValidationDurationAsHistogram(\n    options,\n  )\n    ? asArray(options.metricNames.graphQlValidationDuration).map(\n        (nameOfGraphQlValidationDuration: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfGraphQlValidationDuration}`,\n            help: 'The GraphQL request validation time in seconds.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricPercentiles?.graphQlValidationDuration ||\n              defaultGraphQlPercentiles,\n          }),\n      )\n    : undefined,\n\n  graphQlResolveFieldDuration:\n    shouldObserveGraphQlResolveFieldDurationAsHistogram(options)\n      ? asArray(options.metricNames.graphQlResolveFieldDuration).map(\n          (nameOfGraphQlResolveFieldDuration: string) =>\n            new Prometheus.Histogram({\n              name: `${options.metricPrefix}${nameOfGraphQlResolveFieldDuration}`,\n              help: 'The GraphQL field resolving time in seconds.',\n              labelNames: defaultLabels\n                .concat(['field_name'])\n                .concat(options.labels)\n                .toSorted(),\n              buckets:\n                options.metricPercentiles?.graphQlResolveFieldDuration ||\n                defaultGraphQlPercentiles,\n            }),\n        )\n      : undefined,\n\n  graphQlRequestDuration: shouldObserveGraphQlRequestDurationAsHistogram(\n    options,\n  )\n    ? asArray(options.metricNames.graphQlRequestDuration).map(\n        (nameOfGraphQlRequestDuration: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfGraphQlRequestDuration}`,\n            help: 'The GraphQL request duration time in seconds.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricPercentiles?.graphQlRequestDuration ||\n              defaultGraphQlPercentiles,\n          }),\n      )\n    : undefined,\n\n  graphQlErrorsTotal: shouldObserveGraphQlErrorsTotalAsCounter(options)\n    ? asArray(options.metricNames.graphQlErrorsTotal).map(\n        (nameOfGraphQlErrorsCount: string) =>\n          new Prometheus.Counter({\n            name: `${options.metricPrefix}${nameOfGraphQlErrorsCount}`,\n            help: 'Count of errors while parsing, validating, or executing a GraphQL operation.',\n            labelNames: defaultLabels\n              .concat(['phase'])\n              .concat(options.labels)\n              .toSorted(),\n          }),\n      )\n    : undefined,\n});\n\nconst createGraphQlMetrics = (\n  options: TDefaultedPromsterOptions,\n): TGraphQlMetrics => {\n  const defaultedOptions: TDefaultedPromsterOptions = merge(\n    defaultOptions,\n    options,\n  );\n\n  configure({\n    prefix: defaultedOptions.metricPrefix,\n  });\n\n  const metrics = getMetrics(defaultedOptions);\n\n  return metrics;\n};\n\ncreateGraphQlMetrics.defaultOptions = defaultOptions;\n\nexport { createGraphQlMetrics };\n","import type { TDefaultedPromsterOptions, THttpMetrics } from '@promster/types';\nimport merge from 'merge-options';\n\nimport { configure, Prometheus } from '../client';\n\nconst defaultHttpRequestDurationPercentileInSeconds = [\n  0.5, 0.9, 0.95, 0.98, 0.99,\n];\nconst defaultHttpRequestDurationInSeconds = [\n  0.05, 0.1, 0.3, 0.5, 0.8, 1, 1.5, 2, 3, 10,\n];\nconst defaultHttpContentLengthInBytes = [\n  100000, 200000, 500000, 1000000, 1500000, 2000000, 3000000, 5000000, 10000000,\n];\n\nconst defaultLabels = ['path', 'status_code', 'method'];\nconst asArray = (maybeArray: Readonly<string[] | string>) =>\n  Array.isArray(maybeArray) ? maybeArray : [maybeArray];\n\nconst shouldObserveHttpRequestsAsSummary = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('httpRequestsSummary');\nconst shouldObserveHttpRequestsAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('httpRequestsHistogram');\nconst shouldObserveHttpRequestsAsCounter = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('httpRequestsTotal');\nconst shouldObserveHttpContentLengthAsHistogram = (\n  options: TDefaultedPromsterOptions,\n) => options.metricTypes.includes('httpContentLengthHistogram');\n\nconst defaultOptions = {\n  getLabelValues: () => ({}),\n  labels: [],\n  metricPrefix: '',\n  metricTypes: ['httpRequestsTotal', 'httpRequestsHistogram'],\n  metricNames: {\n    httpRequestsTotal: ['http_requests_total'],\n    httpRequestDurationPerPercentileInSeconds: [\n      'http_request_duration_per_percentile_seconds',\n    ],\n    httpRequestDurationInSeconds: ['http_request_duration_seconds'],\n    httpRequestContentLengthInBytes: ['http_request_content_length_bytes'],\n    httpResponseContentLengthInBytes: ['http_response_content_length_bytes'],\n  },\n  metricBuckets: {\n    httpRequestContentLengthInBytes: defaultHttpContentLengthInBytes,\n    httpRequestDurationInSeconds: defaultHttpRequestDurationInSeconds,\n  },\n  metricPercentiles: {\n    httpRequestDurationPerPercentileInSeconds:\n      defaultHttpRequestDurationPercentileInSeconds,\n    httpResponseContentLengthInBytes: defaultHttpContentLengthInBytes,\n  },\n};\n\nconst getMetrics = (options: TDefaultedPromsterOptions) => ({\n  httpRequestContentLengthInBytes: shouldObserveHttpContentLengthAsHistogram(\n    options,\n  )\n    ? asArray(options.metricNames.httpRequestContentLengthInBytes).map(\n        (nameOfHttpContentLengthMetric: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfHttpContentLengthMetric}`,\n            help: 'The HTTP request content length in bytes.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricBuckets?.httpRequestContentLengthInBytes ||\n              defaultHttpContentLengthInBytes,\n          }),\n      )\n    : undefined,\n\n  httpResponseContentLengthInBytes: shouldObserveHttpContentLengthAsHistogram(\n    options,\n  )\n    ? asArray(options.metricNames.httpResponseContentLengthInBytes).map(\n        (nameOfHttpContentLengthMetric: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfHttpContentLengthMetric}`,\n            help: 'The HTTP response content length in bytes.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricBuckets?.httpResponseContentLengthInBytes ||\n              defaultHttpContentLengthInBytes,\n          }),\n      )\n    : undefined,\n});\n\nconst getHttpRequestLatencyMetricsInSeconds = (\n  options: TDefaultedPromsterOptions,\n) => ({\n  httpRequestDurationPerPercentileInSeconds: shouldObserveHttpRequestsAsSummary(\n    options,\n  )\n    ? asArray(\n        options.metricNames.httpRequestDurationPerPercentileInSeconds,\n      ).map(\n        (nameOfHttpRequestDurationPerPercentileInSeconds: string) =>\n          new Prometheus.Summary({\n            name: `${options.metricPrefix}${nameOfHttpRequestDurationPerPercentileInSeconds}`,\n            help: 'The HTTP request latencies in seconds.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            percentiles:\n              options.metricPercentiles\n                ?.httpRequestDurationPerPercentileInSeconds ||\n              defaultHttpRequestDurationPercentileInSeconds,\n          }),\n      )\n    : undefined,\n\n  httpRequestDurationInSeconds: shouldObserveHttpRequestsAsHistogram(options)\n    ? asArray(options.metricNames.httpRequestDurationInSeconds).map(\n        (nameOfHttpRequestDurationInSecondsMetric: string) =>\n          new Prometheus.Histogram({\n            name: `${options.metricPrefix}${nameOfHttpRequestDurationInSecondsMetric}`,\n            help: 'The HTTP request latencies in seconds.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n            buckets:\n              options.metricBuckets?.httpRequestDurationInSeconds ||\n              defaultHttpRequestDurationInSeconds,\n          }),\n      )\n    : undefined,\n});\n\nconst getHttpRequestCounterMetric = (options: TDefaultedPromsterOptions) => ({\n  httpRequestsTotal: shouldObserveHttpRequestsAsCounter(options)\n    ? asArray(options.metricNames.httpRequestsTotal).map(\n        (nameOfHttpRequestsTotalMetric: string) =>\n          new Prometheus.Counter({\n            name: `${options.metricPrefix}${nameOfHttpRequestsTotalMetric}`,\n            help: 'The total HTTP requests.',\n            labelNames: defaultLabels.concat(options.labels).toSorted(),\n          }),\n      )\n    : undefined,\n});\n\nconst createHttpMetrics = (\n  options: TDefaultedPromsterOptions,\n): THttpMetrics => {\n  const defaultedOptions: TDefaultedPromsterOptions = merge(\n    defaultOptions,\n    options,\n  );\n\n  configure({\n    prefix: defaultedOptions.metricPrefix,\n  });\n\n  const metrics = getMetrics(defaultedOptions);\n\n  const httpRequestLatencyMetricsInSeconds =\n    getHttpRequestLatencyMetricsInSeconds(defaultedOptions);\n  const httpRequestCounterMetric =\n    getHttpRequestCounterMetric(defaultedOptions);\n\n  return Object.assign(\n    {},\n    metrics,\n    httpRequestLatencyMetricsInSeconds,\n    httpRequestCounterMetric,\n  );\n};\n\ncreateHttpMetrics.defaultOptions = defaultOptions;\n\nexport { createHttpMetrics };\n","const NS_PER_SEC = 1e9;\n\nfunction endMeasurementFrom(start: [number, number]) {\n  const [seconds, nanoseconds] = process.hrtime(start);\n\n  return {\n    durationS: (seconds * NS_PER_SEC + nanoseconds) / NS_PER_SEC,\n  };\n}\n\nexport { endMeasurementFrom };\n","import type { TLabelValues } from '@promster/types';\n\nfunction sortLabels(unsortedLabels: TLabelValues): TLabelValues {\n  return Object.keys(unsortedLabels)\n    .toSorted((a, b) => {\n      if (a < b) {\n        return -1;\n      }\n\n      if (a > b) {\n        return 1;\n      }\n\n      return 0;\n    })\n    .reduce<TLabelValues>((sortedLabels, labelName) => {\n      sortedLabels[labelName] = unsortedLabels[labelName];\n      return sortedLabels;\n    }, {});\n}\n\nexport { sortLabels };\n","import type {\n  TDefaultedPromsterOptions,\n  THttpMetrics,\n  TLabelValues,\n  TOptionalPromsterOptions,\n} from '@promster/types';\nimport merge from 'merge-options';\n\nimport { endMeasurementFrom } from '../end-measurement-from';\nimport { skipMetricsInEnvironment } from '../environment';\nimport { sortLabels } from '../sort-labels';\nimport type { Timing } from '../timing';\n\ntype TRecordingOptions = {\n  labels: TLabelValues;\n  requestContentLength?: number;\n  responseContentLength?: number;\n};\n\ntype TLegacyTiming = [number, number];\nexport type TRequestRecorder = (\n  _timing: Timing | TLegacyTiming,\n  _recordingOptions: TRecordingOptions,\n) => void;\n\nconst defaultOptions: TOptionalPromsterOptions = {\n  detectKubernetes: false,\n};\n\nfunction isTiming(timing: Timing | TLegacyTiming): timing is Timing {\n  return !Array.isArray(timing);\n}\n\nconst createRequestRecorder = (\n  metrics: THttpMetrics,\n  options: TOptionalPromsterOptions = defaultOptions,\n): TRequestRecorder => {\n  const defaultedRecorderOptions: TDefaultedPromsterOptions = merge(\n    defaultOptions,\n    options,\n  );\n  const shouldSkipMetricsByEnvironment = skipMetricsInEnvironment(\n    defaultedRecorderOptions,\n  );\n\n  return (\n    timing: Timing | TLegacyTiming,\n    recordingOptions: TRecordingOptions,\n  ) => {\n    const durationS = isTiming(timing)\n      ? timing.end().value().seconds\n      : endMeasurementFrom(timing).durationS;\n\n    const labels = sortLabels(recordingOptions.labels);\n\n    if (!shouldSkipMetricsByEnvironment && durationS !== undefined) {\n      if (metrics.httpRequestDurationInSeconds) {\n        for (const httpRequestDurationInSecondsMetricType of metrics.httpRequestDurationInSeconds) {\n          httpRequestDurationInSecondsMetricType.observe(labels, durationS);\n        }\n      }\n    }\n\n    if (!shouldSkipMetricsByEnvironment && durationS !== undefined) {\n      if (metrics.httpRequestDurationPerPercentileInSeconds) {\n        for (const httpRequestDurationPerPercentileInSecondsMetricType of metrics.httpRequestDurationPerPercentileInSeconds) {\n          httpRequestDurationPerPercentileInSecondsMetricType.observe(\n            labels,\n            durationS,\n          );\n        }\n      }\n    }\n\n    if (!shouldSkipMetricsByEnvironment && durationS !== undefined) {\n      if (metrics.httpRequestsTotal) {\n        for (const httpRequestsTotalMetricType of metrics.httpRequestsTotal) {\n          httpRequestsTotalMetricType.inc(labels);\n        }\n      }\n    }\n\n    if (recordingOptions.requestContentLength) {\n      if (metrics.httpRequestContentLengthInBytes) {\n        for (const httpRequestContentLengthInBytesMetricType of metrics.httpRequestContentLengthInBytes) {\n          httpRequestContentLengthInBytesMetricType.observe(\n            labels,\n            recordingOptions.requestContentLength,\n          );\n        }\n      }\n    }\n\n    if (recordingOptions.responseContentLength) {\n      if (metrics.httpResponseContentLengthInBytes) {\n        for (const httpResponseContentLengthInBytesMetricType of metrics.httpResponseContentLengthInBytes) {\n          httpResponseContentLengthInBytesMetricType.observe(\n            labels,\n            recordingOptions.responseContentLength,\n          );\n        }\n      }\n    }\n  };\n};\n\ncreateRequestRecorder.defaultOptions = defaultOptions;\n\nexport { createRequestRecorder, sortLabels, endMeasurementFrom };\n","const normalizeMethod = (method: string): string => method.toLowerCase();\n\nexport { normalizeMethod };\n","import url from 'node:url';\n\nimport UrlValueParser from 'url-value-parser';\n\nconst urlValueParser = new UrlValueParser();\n\nconst normalizePath = (path: string): string => {\n  const parsedPathname = url.parse(path).pathname;\n\n  if (!parsedPathname) {\n    return '';\n  }\n\n  return urlValueParser.replacePathValues(parsedPathname, '#val');\n};\n\nexport { normalizePath };\n","const normalizeStatusCode = (statusCode: number): number => statusCode;\n\nexport { normalizeStatusCode };\n","import { normalizeMethod } from './method';\nimport { normalizePath } from './path';\nimport { normalizeStatusCode } from './status-code';\n\nconst defaultNormalizers = {\n  normalizeStatusCode,\n  normalizePath,\n  normalizeMethod,\n};\n\nexport {\n  normalizeStatusCode,\n  normalizePath,\n  normalizeMethod,\n  defaultNormalizers,\n};\n","import { defaultRegister } from '../client';\n\nconst getSummary = async () => defaultRegister.metrics();\nconst getContentType = () => defaultRegister.contentType;\n\nexport { getSummary, getContentType };\n","class Timing {\n  static NS_PER_SEC = BigInt(1e9);\n\n  #startTime?: bigint;\n  #endTime?: bigint;\n\n  constructor() {\n    this.reset();\n  }\n\n  value() {\n    const startTime = this.#startTime;\n    const endTime = this.#endTime;\n\n    if (!endTime || !startTime) {\n      return { seconds: undefined };\n    }\n\n    return { seconds: Number(endTime - startTime) / Number(Timing.NS_PER_SEC) };\n  }\n\n  reset() {\n    this.#startTime = process.hrtime.bigint();\n    this.#endTime = undefined;\n\n    return this;\n  }\n\n  end() {\n    this.#endTime = process.hrtime.bigint();\n\n    return this;\n  }\n}\n\nconst timing = {\n  start() {\n    return new Timing();\n  },\n};\n\nexport default timing;\nexport { Timing 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