fix: types

Signed-off-by: naseemkullah <naseem@transit.app>

src/trace/tracer.ts

@@ -44,27 +44,29 @@ export interface Tracer {
    * @param name The name of the span
    * @param [options] SpanOptions used for span creation
    * @param [context] Context to use to extract parent
-   * @param callback called in the context of the span and receives the newly created span as an argument
-   * @returns what is returned by the callback
+   * @param fn function called in the context of the span and receives the newly created span as an argument
+   * @param thisArg optional receiver to be used for calling fn
+   * @param args optional arguments forwarded to fn
+   * @returns return value of fn
    * @example
-   *   const span = tracer.startActiveSpan('op', {}, undefined, (err, span) => {
+   *   const span = tracer.startActiveSpan('op', span => {
    *     span.setAttribute('key', 'value');
    *     span.end();
    *   });
    */
-  startActiveSpan<F extends (err: Error, span: Span) => ReturnType<F>>(
+  startActiveSpan<F extends (span: Span) => ReturnType<F>>(
     name: string,
-    callback: F
+    fn: F
   ): ReturnType<F>;
-  startActiveSpan<F extends (err: Error, span: Span) => ReturnType<F>>(
+  startActiveSpan<F extends (span: Span) => ReturnType<F>>(
     name: string,
     options: SpanOptions,
-    callback: F
+    fn: F
   ): ReturnType<F>;
-  startActiveSpan<F extends (err: Error, span: Span) => ReturnType<F>>(
+  startActiveSpan<F extends (span: Span) => ReturnType<F>>(
     name: string,
     options: SpanOptions,
     context: Context,
-    callback: F
+    fn: F
   ): ReturnType<F>;
 }