Initial boiler plate project

node_modules/next/dist/client/tracing/tracer.d.ts

@@ -0,0 +1,36 @@
+import type { MittEmitter } from '../../shared/lib/mitt';
+export type SpanOptions = {
+    startTime?: number;
+    attributes?: Record<string, unknown>;
+};
+export type SpanState = {
+    state: 'inprogress';
+} | {
+    state: 'ended';
+    endTime: number;
+};
+interface ISpan {
+    name: string;
+    startTime: number;
+    attributes: Record<string, unknown>;
+    state: SpanState;
+    end(endTime?: number): void;
+}
+declare class Span implements ISpan {
+    name: string;
+    startTime: number;
+    onSpanEnd: (span: Span) => void;
+    state: SpanState;
+    attributes: Record<string, unknown>;
+    constructor(name: string, options: SpanOptions, onSpanEnd: (span: Span) => void);
+    end(endTime?: number): void;
+}
+declare class Tracer {
+    _emitter: MittEmitter<string>;
+    private handleSpanEnd;
+    startSpan(name: string, options: SpanOptions): Span;
+    onSpanEnd(cb: (span: ISpan) => void): () => void;
+}
+export type { ISpan as Span };
+declare const _default: Tracer;
+export default _default;