@tsonic/dotnet-types/types/System.Diagnostics.DiagnosticSource.d.ts

TypeScript declarations and metadata for .NET 10.0 assemblies

// Auto-generated by generatedts on 2025-11-02T09:57:53Z - do not edit by hand.

type int = number & { __brand: "int" };
type uint = number & { __brand: "uint" };
type byte = number & { __brand: "byte" };
type sbyte = number & { __brand: "sbyte" };
type short = number & { __brand: "short" };
type ushort = number & { __brand: "ushort" };
type long = number & { __brand: "long" };
type ulong = number & { __brand: "ulong" };
type float = number & { __brand: "float" };
type double = number & { __brand: "double" };
type decimal = number & { __brand: "decimal" };

declare namespace System.Diagnostics {
  class Activity implements System.IDisposable {
    constructor(operationName: string);
    static ForceDefaultIdFormat: boolean;
    readonly Status: System.Diagnostics.ActivityStatusCode;
    readonly StatusDescription: string;
    HasRemoteParent: boolean;
    static Current: System.Diagnostics.Activity;
    Kind: System.Diagnostics.ActivityKind;
    readonly OperationName: string;
    DisplayName: string;
    Source: System.Diagnostics.ActivitySource;
    Parent: System.Diagnostics.Activity;
    Duration: System.TimeSpan;
    StartTimeUtc: System.DateTime;
    readonly Id: string;
    readonly ParentId: string;
    readonly RootId: string;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, string>>;
    readonly TagObjects: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    readonly Events: ReadonlyArray<System.Diagnostics.ActivityEvent>;
    readonly Links: ReadonlyArray<System.Diagnostics.ActivityLink>;
    readonly Baggage: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, string>>;
    readonly Context: System.Diagnostics.ActivityContext;
    TraceStateString: string;
    readonly SpanId: System.Diagnostics.ActivitySpanId;
    readonly TraceId: System.Diagnostics.ActivityTraceId;
    readonly Recorded: boolean;
    IsAllDataRequested: boolean;
    ActivityTraceFlags: System.Diagnostics.ActivityTraceFlags;
    readonly ParentSpanId: System.Diagnostics.ActivitySpanId;
    static TraceIdGenerator: System.Func<System.Diagnostics.ActivityTraceId>;
    static DefaultIdFormat: System.Diagnostics.ActivityIdFormat;
    IsStopped: boolean;
    IdFormat: System.Diagnostics.ActivityIdFormat;
    SetStatus(code: System.Diagnostics.ActivityStatusCode, description?: string): System.Diagnostics.Activity;
    EnumerateTagObjects(): System.Diagnostics.Enumerator<System.Collections.Generic.KeyValuePair<string, any>>;
    EnumerateEvents(): System.Diagnostics.Enumerator<System.Diagnostics.ActivityEvent>;
    EnumerateLinks(): System.Diagnostics.Enumerator<System.Diagnostics.ActivityLink>;
    GetBaggageItem(key: string): string;
    GetTagItem(key: string): any;
    AddTag(key: string, value: string): System.Diagnostics.Activity;
    AddTag(key: string, value: any): System.Diagnostics.Activity;
    SetTag(key: string, value: any): System.Diagnostics.Activity;
    AddEvent(e: System.Diagnostics.ActivityEvent): System.Diagnostics.Activity;
    AddException(exception: System.Exception, tags?: System.Diagnostics.TagList, timestamp?: System.DateTimeOffset): System.Diagnostics.Activity;
    AddLink(link: System.Diagnostics.ActivityLink): System.Diagnostics.Activity;
    AddBaggage(key: string, value: string): System.Diagnostics.Activity;
    SetBaggage(key: string, value: string): System.Diagnostics.Activity;
    SetParentId(parentId: string): System.Diagnostics.Activity;
    SetParentId(traceId: System.Diagnostics.ActivityTraceId, spanId: System.Diagnostics.ActivitySpanId, activityTraceFlags?: System.Diagnostics.ActivityTraceFlags): System.Diagnostics.Activity;
    SetStartTime(startTimeUtc: System.DateTime): System.Diagnostics.Activity;
    SetEndTime(endTimeUtc: System.DateTime): System.Diagnostics.Activity;
    Start(): System.Diagnostics.Activity;
    Stop(): void;
    SetIdFormat(format: System.Diagnostics.ActivityIdFormat): System.Diagnostics.Activity;
    Dispose(): void;
    SetCustomProperty(propertyName: string, propertyValue: any): void;
    GetCustomProperty(propertyName: string): any;
  }

  class ActivityChangedEventArgs {
    Previous: System.Diagnostics.Activity;
    Current: System.Diagnostics.Activity;
  }

  class ActivityContext implements System.IEquatable<System.Diagnostics.ActivityContext> {
    constructor(traceId: System.Diagnostics.ActivityTraceId, spanId: System.Diagnostics.ActivitySpanId, traceFlags: System.Diagnostics.ActivityTraceFlags, traceState?: string, isRemote?: boolean);
    readonly TraceId: System.Diagnostics.ActivityTraceId;
    readonly SpanId: System.Diagnostics.ActivitySpanId;
    readonly TraceFlags: System.Diagnostics.ActivityTraceFlags;
    readonly TraceState: string;
    readonly IsRemote: boolean;
    static TryParse(traceParent: string, traceState: string, isRemote: boolean, context: System.Diagnostics.ActivityContext): boolean;
    static TryParse(traceParent: string, traceState: string, context: System.Diagnostics.ActivityContext): boolean;
    static Parse(traceParent: string, traceState: string): System.Diagnostics.ActivityContext;
  }

  class ActivityCreationOptions<T> {
    readonly Source: System.Diagnostics.ActivitySource;
    readonly Name: string;
    readonly Kind: System.Diagnostics.ActivityKind;
    readonly Parent: T;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    readonly Links: ReadonlyArray<System.Diagnostics.ActivityLink>;
    readonly SamplingTags: System.Diagnostics.ActivityTagsCollection;
    readonly TraceId: System.Diagnostics.ActivityTraceId;
    TraceState: string;
  }

  class ActivityEvent {
    constructor(name: string);
    constructor(name: string, timestamp?: System.DateTimeOffset, tags?: System.Diagnostics.ActivityTagsCollection);
    readonly Name: string;
    readonly Timestamp: System.DateTimeOffset;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    EnumerateTagObjects(): System.Diagnostics.Enumerator<System.Collections.Generic.KeyValuePair<string, any>>;
  }

  enum ActivityIdFormat {
    Unknown = 0,
    Hierarchical = 1,
    W3C = 2
  }

  enum ActivityKind {
    Internal = 0,
    Server = 1,
    Client = 2,
    Producer = 3,
    Consumer = 4
  }

  class ActivityLink implements System.IEquatable<System.Diagnostics.ActivityLink> {
    constructor(context: System.Diagnostics.ActivityContext, tags?: System.Diagnostics.ActivityTagsCollection);
    readonly Context: System.Diagnostics.ActivityContext;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    EnumerateTagObjects(): System.Diagnostics.Enumerator<System.Collections.Generic.KeyValuePair<string, any>>;
  }

  class ActivityListener implements System.IDisposable {
    constructor();
    ActivityStarted: System.Action<System.Diagnostics.Activity>;
    ActivityStopped: System.Action<System.Diagnostics.Activity>;
    ExceptionRecorder: System.Diagnostics.ExceptionRecorder;
    ShouldListenTo: System.Func<System.Diagnostics.ActivitySource, boolean>;
    SampleUsingParentId: System.Diagnostics.SampleActivity<string>;
    Sample: System.Diagnostics.SampleActivity<System.Diagnostics.ActivityContext>;
    Dispose(): void;
  }

  enum ActivitySamplingResult {
    None = 0,
    PropagationData = 1,
    AllData = 2,
    AllDataAndRecorded = 3
  }

  class ActivitySource implements System.IDisposable {
    constructor(name: string);
    constructor(name: string, version?: string);
    constructor(name: string, version?: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>);
    constructor(options: System.Diagnostics.ActivitySourceOptions);
    readonly Name: string;
    readonly Version: string;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    readonly TelemetrySchemaUrl: string;
    HasListeners(): boolean;
    CreateActivity(name: string, kind: System.Diagnostics.ActivityKind): System.Diagnostics.Activity;
    CreateActivity(name: string, kind: System.Diagnostics.ActivityKind, parentContext: System.Diagnostics.ActivityContext, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, links?: ReadonlyArray<System.Diagnostics.ActivityLink>, idFormat?: System.Diagnostics.ActivityIdFormat): System.Diagnostics.Activity;
    CreateActivity(name: string, kind: System.Diagnostics.ActivityKind, parentId: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, links?: ReadonlyArray<System.Diagnostics.ActivityLink>, idFormat?: System.Diagnostics.ActivityIdFormat): System.Diagnostics.Activity;
    StartActivity(name?: string, kind?: System.Diagnostics.ActivityKind): System.Diagnostics.Activity;
    StartActivity(name: string, kind: System.Diagnostics.ActivityKind, parentContext: System.Diagnostics.ActivityContext, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, links?: ReadonlyArray<System.Diagnostics.ActivityLink>, startTime?: System.DateTimeOffset): System.Diagnostics.Activity;
    StartActivity(name: string, kind: System.Diagnostics.ActivityKind, parentId: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, links?: ReadonlyArray<System.Diagnostics.ActivityLink>, startTime?: System.DateTimeOffset): System.Diagnostics.Activity;
    StartActivity(kind: System.Diagnostics.ActivityKind, parentContext?: System.Diagnostics.ActivityContext, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, links?: ReadonlyArray<System.Diagnostics.ActivityLink>, startTime?: System.DateTimeOffset, name?: string): System.Diagnostics.Activity;
    Dispose(): void;
    static AddActivityListener(listener: System.Diagnostics.ActivityListener): void;
  }

  class ActivitySourceOptions {
    constructor(name: string);
    Name: string;
    Version: string;
    Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    TelemetrySchemaUrl: string;
  }

  class ActivitySpanId implements System.IEquatable<System.Diagnostics.ActivitySpanId> {
    static CreateRandom(): System.Diagnostics.ActivitySpanId;
    static CreateFromBytes(idData: System.ReadOnlySpan<byte>): System.Diagnostics.ActivitySpanId;
    static CreateFromUtf8String(idData: System.ReadOnlySpan<byte>): System.Diagnostics.ActivitySpanId;
    static CreateFromString(idData: System.ReadOnlySpan<number>): System.Diagnostics.ActivitySpanId;
    ToHexString(): string;
    CopyTo(destination: System.Span<byte>): void;
  }

  enum ActivityStatusCode {
    Unset = 0,
    Ok = 1,
    Error = 2
  }

  class ActivityTagsCollection implements System.Collections.Generic.IDictionary<string, any>, System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<string, any>>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, System.Collections.IEnumerable {
    constructor();
    constructor(list: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>);
    Item: any;
    readonly Keys: System.Collections.Generic.ICollection<string>;
    readonly Values: System.Collections.Generic.ICollection<any>;
    readonly IsReadOnly: boolean;
    readonly Count: int;
    Add(key: string, value: any): void;
    Add(item: System.Collections.Generic.KeyValuePair<string, any>): void;
    Clear(): void;
    Contains(item: System.Collections.Generic.KeyValuePair<string, any>): boolean;
    ContainsKey(key: string): boolean;
    CopyTo(array: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, arrayIndex: int): void;
    GetEnumerator(): System.Diagnostics.ActivityTagsCollection.Enumerator;
    Remove(key: string): boolean;
    Remove(item: System.Collections.Generic.KeyValuePair<string, any>): boolean;
    TryGetValue(key: string, value: any): boolean;
  }

  enum ActivityTraceFlags {
    None = 0,
    Recorded = 1
  }

  class ActivityTraceId implements System.IEquatable<System.Diagnostics.ActivityTraceId> {
    static CreateRandom(): System.Diagnostics.ActivityTraceId;
    static CreateFromBytes(idData: System.ReadOnlySpan<byte>): System.Diagnostics.ActivityTraceId;
    static CreateFromUtf8String(idData: System.ReadOnlySpan<byte>): System.Diagnostics.ActivityTraceId;
    static CreateFromString(idData: System.ReadOnlySpan<number>): System.Diagnostics.ActivityTraceId;
    ToHexString(): string;
    CopyTo(destination: System.Span<byte>): void;
  }

  class DiagnosticListener extends System.Diagnostics.DiagnosticSource implements System.IObservable<System.Collections.Generic.KeyValuePair<string, any>>, System.IDisposable {
    constructor(name: string);
    static readonly AllListeners: System.IObservable<System.Diagnostics.DiagnosticListener>;
    readonly Name: string;
    OnActivityImport(activity: System.Diagnostics.Activity, payload: any): void;
    OnActivityExport(activity: System.Diagnostics.Activity, payload: any): void;
    Subscribe(observer: System.IObserver<System.Collections.Generic.KeyValuePair<string, any>>, isEnabled: System.Func<string, any, any, boolean>, onActivityImport?: System.Action<System.Diagnostics.Activity, any>, onActivityExport?: System.Action<System.Diagnostics.Activity, any>): System.IDisposable;
    Subscribe(observer: System.IObserver<System.Collections.Generic.KeyValuePair<string, any>>, isEnabled: System.Predicate<string>): System.IDisposable;
    Subscribe(observer: System.IObserver<System.Collections.Generic.KeyValuePair<string, any>>, isEnabled: System.Func<string, any, any, boolean>): System.IDisposable;
    Subscribe(observer: System.IObserver<System.Collections.Generic.KeyValuePair<string, any>>): System.IDisposable;
    Dispose(): void;
    IsEnabled(): boolean;
    IsEnabled(name: string): boolean;
    IsEnabled(name: string, arg1: any, arg2?: any): boolean;
    Write(name: string, value: any): void;
  }

  class DiagnosticSource {
    Write(name: string, value: any): void;
    Write<T>(name: string, value: T): void;
    IsEnabled(name: string): boolean;
    IsEnabled(name: string, arg1: any, arg2?: any): boolean;
    StartActivity(activity: System.Diagnostics.Activity, args: any): System.Diagnostics.Activity;
    StartActivity<T>(activity: System.Diagnostics.Activity, args: T): System.Diagnostics.Activity;
    StopActivity(activity: System.Diagnostics.Activity, args: any): void;
    StopActivity<T>(activity: System.Diagnostics.Activity, args: T): void;
    OnActivityImport(activity: System.Diagnostics.Activity, payload: any): void;
    OnActivityExport(activity: System.Diagnostics.Activity, payload: any): void;
  }

  class DistributedContextPropagator {
    readonly Fields: ReadonlyArray<string>;
    static Current: System.Diagnostics.DistributedContextPropagator;
    Inject(activity: System.Diagnostics.Activity, carrier: any, setter: System.Diagnostics.DistributedContextPropagator.PropagatorSetterCallback): void;
    ExtractTraceIdAndState(carrier: any, getter: System.Diagnostics.DistributedContextPropagator.PropagatorGetterCallback, traceId: string, traceState: string): void;
    ExtractBaggage(carrier: any, getter: System.Diagnostics.DistributedContextPropagator.PropagatorGetterCallback): ReadonlyArray<System.Collections.Generic.KeyValuePair<string, string>>;
    static CreateDefaultPropagator(): System.Diagnostics.DistributedContextPropagator;
    static CreatePassThroughPropagator(): System.Diagnostics.DistributedContextPropagator;
    static CreateW3CPropagator(): System.Diagnostics.DistributedContextPropagator;
    static CreatePreW3CPropagator(): System.Diagnostics.DistributedContextPropagator;
    static CreateNoOutputPropagator(): System.Diagnostics.DistributedContextPropagator;
  }

  class Enumerator implements System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<string, any>>, System.IDisposable, System.Collections.IEnumerator {
    readonly Current: System.Collections.Generic.KeyValuePair<string, any>;
    Dispose(): void;
    MoveNext(): boolean;
  }

  class Enumerator implements System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<string, any>>, System.IDisposable, System.Collections.IEnumerator {
    readonly Current: System.Collections.Generic.KeyValuePair<string, any>;
    Dispose(): void;
    MoveNext(): boolean;
    Reset(): void;
  }

  class Enumerator<T> {
    readonly Current: T;
    GetEnumerator(): System.Diagnostics.Enumerator<>;
    MoveNext(): boolean;
  }

  class ExceptionRecorder extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(activity: System.Diagnostics.Activity, exception: System.Exception, tags: System.Diagnostics.TagList): void;
    BeginInvoke(activity: System.Diagnostics.Activity, exception: System.Exception, tags: System.Diagnostics.TagList, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(tags: System.Diagnostics.TagList, result: System.IAsyncResult): void;
  }

  class PropagatorGetterCallback extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(carrier: any, fieldName: string, fieldValue: string, fieldValues: ReadonlyArray<string>): void;
    BeginInvoke(carrier: any, fieldName: string, fieldValue: string, fieldValues: ReadonlyArray<string>, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(fieldValue: string, fieldValues: ReadonlyArray<string>, result: System.IAsyncResult): void;
  }

  class PropagatorSetterCallback extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(carrier: any, fieldName: string, fieldValue: string): void;
    BeginInvoke(carrier: any, fieldName: string, fieldValue: string, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(result: System.IAsyncResult): void;
  }

  class SampleActivity<T> extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(options: System.Diagnostics.ActivityCreationOptions<T>): System.Diagnostics.ActivitySamplingResult;
    BeginInvoke(options: System.Diagnostics.ActivityCreationOptions<T>, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(options: System.Diagnostics.ActivityCreationOptions<T>, result: System.IAsyncResult): System.Diagnostics.ActivitySamplingResult;
  }

  class TagList implements System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<string, any>>, System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<string, any>>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, System.Collections.IEnumerable, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>> {
    constructor(tagList: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>);
    readonly Count: int;
    readonly IsReadOnly: boolean;
    Item: System.Collections.Generic.KeyValuePair<string, any>;
    Add(key: string, value: any): void;
    Add(tag: System.Collections.Generic.KeyValuePair<string, any>): void;
    CopyTo(tags: System.Span<System.Collections.Generic.KeyValuePair<string, any>>): void;
    CopyTo(array: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, arrayIndex: int): void;
    Insert(index: int, item: System.Collections.Generic.KeyValuePair<string, any>): void;
    RemoveAt(index: int): void;
    Clear(): void;
    Contains(item: System.Collections.Generic.KeyValuePair<string, any>): boolean;
    Remove(item: System.Collections.Generic.KeyValuePair<string, any>): boolean;
    GetEnumerator(): System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<string, any>>;
    IndexOf(item: System.Collections.Generic.KeyValuePair<string, any>): int;
  }

}

declare namespace System.Diagnostics.Metrics {
  class Counter<T> extends System.Diagnostics.Metrics.Instrument<T> {
    Add(delta: T): void;
    Add(delta: T, tag: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>, tag3: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Add(delta: T, ...tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Add(delta: T, tagList: System.Diagnostics.TagList): void;
  }

  class Gauge<T> extends System.Diagnostics.Metrics.Instrument<T> {
    Record(value: T): void;
    Record(value: T, tag: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>, tag3: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Record(value: T, ...tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Record(value: T, tagList: System.Diagnostics.TagList): void;
  }

  class Histogram<T> extends System.Diagnostics.Metrics.Instrument<T> {
    Record(value: T): void;
    Record(value: T, tag: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>, tag3: System.Collections.Generic.KeyValuePair<string, any>): void;
    Record(value: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Record(value: T, ...tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Record(value: T, tagList: System.Diagnostics.TagList): void;
  }

  interface IMeterFactory {
    Create(options: System.Diagnostics.Metrics.MeterOptions): System.Diagnostics.Metrics.Meter;
  }

  class Instrument {
    readonly Meter: System.Diagnostics.Metrics.Meter;
    readonly Name: string;
    readonly Description: string;
    readonly Unit: string;
    readonly Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    readonly Enabled: boolean;
    readonly IsObservable: boolean;
  }

  class Instrument<T> extends System.Diagnostics.Metrics.Instrument {
    readonly Advice: System.Diagnostics.Metrics.InstrumentAdvice<T>;
  }

  class InstrumentAdvice<T> {
    constructor();
    HistogramBucketBoundaries: ReadonlyArray<T>;
  }

  class Measurement<T> {
    constructor(value: T);
    constructor(value: T, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>);
    constructor(value: T, ...tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>);
    constructor(value: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>);
    constructor(value: T, tags: System.Diagnostics.TagList);
    readonly Tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>;
    readonly Value: T;
  }

  class MeasurementCallback<T> extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(instrument: System.Diagnostics.Metrics.Instrument, measurement: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>, state: any): void;
    BeginInvoke(instrument: System.Diagnostics.Metrics.Instrument, measurement: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>, state: any, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(result: System.IAsyncResult): void;
  }

  class Meter implements System.IDisposable {
    constructor(options: System.Diagnostics.Metrics.MeterOptions);
    constructor(name: string);
    constructor(name: string, version: string);
    constructor(name: string, version: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, scope?: any);
    Name: string;
    Version: string;
    Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    Scope: any;
    TelemetrySchemaUrl: string;
    CreateCounter<T>(name: string, unit?: string, description?: string): System.Diagnostics.Metrics.Counter<T>;
    CreateCounter<T>(name: string, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.Counter<T>;
    CreateGauge<T>(name: string): System.Diagnostics.Metrics.Gauge<T>;
    CreateGauge<T>(name: string, unit?: string, description?: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.Gauge<T>;
    CreateHistogram<T>(name: string): System.Diagnostics.Metrics.Histogram<T>;
    CreateHistogram<T>(name: string, unit: string, description: string): System.Diagnostics.Metrics.Histogram<T>;
    CreateHistogram<T>(name: string, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.Histogram<T>;
    CreateHistogram<T>(name: string, unit?: string, description?: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, advice?: System.Diagnostics.Metrics.InstrumentAdvice<T>): System.Diagnostics.Metrics.Histogram<T>;
    CreateUpDownCounter<T>(name: string, unit?: string, description?: string): System.Diagnostics.Metrics.UpDownCounter<T>;
    CreateUpDownCounter<T>(name: string, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.UpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValue: System.Func<T>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValue: System.Func<T>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableUpDownCounter<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableUpDownCounter<T>;
    CreateObservableCounter<T>(name: string, observeValue: System.Func<T>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableCounter<T>(name: string, observeValue: System.Func<T>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableCounter<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableCounter<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableCounter<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableCounter<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableCounter<T>;
    CreateObservableGauge<T>(name: string, observeValue: System.Func<T>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableGauge<T>;
    CreateObservableGauge<T>(name: string, observeValue: System.Func<T>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableGauge<T>;
    CreateObservableGauge<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableGauge<T>;
    CreateObservableGauge<T>(name: string, observeValue: System.Func<System.Diagnostics.Metrics.Measurement<T>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableGauge<T>;
    CreateObservableGauge<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit?: string, description?: string): System.Diagnostics.Metrics.ObservableGauge<T>;
    CreateObservableGauge<T>(name: string, observeValues: System.Func<ReadonlyArray<System.Diagnostics.Metrics.Measurement<T>>>, unit: string, description: string, tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.ObservableGauge<T>;
    Dispose(): void;
  }

  class MeterFactoryExtensions {
    static Create(meterFactory: System.Diagnostics.Metrics.IMeterFactory, name: string, version?: string, tags?: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): System.Diagnostics.Metrics.Meter;
  }

  class MeterListener implements System.IDisposable {
    constructor();
    InstrumentPublished: System.Action<System.Diagnostics.Metrics.Instrument, System.Diagnostics.Metrics.MeterListener>;
    MeasurementsCompleted: System.Action<System.Diagnostics.Metrics.Instrument, any>;
    EnableMeasurementEvents(instrument: System.Diagnostics.Metrics.Instrument, state?: any): void;
    DisableMeasurementEvents(instrument: System.Diagnostics.Metrics.Instrument): any;
    SetMeasurementEventCallback<T>(measurementCallback: System.Diagnostics.Metrics.MeasurementCallback<T>): void;
    Start(): void;
    RecordObservableInstruments(): void;
    Dispose(): void;
  }

  class MeterOptions {
    constructor(name: string);
    Name: string;
    Version: string;
    Tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>;
    Scope: any;
    TelemetrySchemaUrl: string;
  }

  class ObservableCounter<T> extends System.Diagnostics.Metrics.ObservableInstrument<T> {
  }

  class ObservableGauge<T> extends System.Diagnostics.Metrics.ObservableInstrument<T> {
  }

  class ObservableInstrument<T> extends System.Diagnostics.Metrics.Instrument {
    readonly IsObservable: boolean;
  }

  class ObservableUpDownCounter<T> extends System.Diagnostics.Metrics.ObservableInstrument<T> {
  }

  class UpDownCounter<T> extends System.Diagnostics.Metrics.Instrument<T> {
    Add(delta: T): void;
    Add(delta: T, tag: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tag1: System.Collections.Generic.KeyValuePair<string, any>, tag2: System.Collections.Generic.KeyValuePair<string, any>, tag3: System.Collections.Generic.KeyValuePair<string, any>): void;
    Add(delta: T, tags: System.ReadOnlySpan<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Add(delta: T, ...tags: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>): void;
    Add(delta: T, tagList: System.Diagnostics.TagList): void;
  }

}