37 lines
999 B
TypeScript
37 lines
999 B
TypeScript
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import type { MittEmitter } from '../../shared/lib/mitt';
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export type SpanOptions = {
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startTime?: number;
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attributes?: Record<string, unknown>;
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};
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export type SpanState = {
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state: 'inprogress';
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} | {
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state: 'ended';
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endTime: number;
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};
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interface ISpan {
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name: string;
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startTime: number;
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attributes: Record<string, unknown>;
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state: SpanState;
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end(endTime?: number): void;
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}
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declare class Span implements ISpan {
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name: string;
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startTime: number;
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onSpanEnd: (span: Span) => void;
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state: SpanState;
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attributes: Record<string, unknown>;
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constructor(name: string, options: SpanOptions, onSpanEnd: (span: Span) => void);
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end(endTime?: number): void;
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}
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declare class Tracer {
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_emitter: MittEmitter<string>;
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private handleSpanEnd;
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startSpan(name: string, options: SpanOptions): Span;
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onSpanEnd(cb: (span: ISpan) => void): () => void;
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}
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export type { ISpan as Span };
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declare const _default: Tracer;
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export default _default;
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