Improve logging

Author: mayank1513

lib/src/merger.ts

@@ -182,6 +182,7 @@ export const mergeObject = async <TContext>({
   logger.debug(filePath ?? "all", `path: ${path}, strategies: ${strategies.join(", ") || "none"}`);
 
   for (const strategy of strategies) {
+    logger.debug(filePath ?? "all", `Applying strategy '${strategy}' at ${path}`);
     const fn = (BuiltInStrategies as any)[strategy] ?? ctx.strategies[strategy];
 
     if (!fn) continue;

lib/src/types.ts

@@ -1,3 +1,4 @@
+import { createLogger } from "./logger";
 import { Matcher } from "./matcher";
 import {
   StrategyStatus_OK,
@@ -73,6 +74,9 @@ export type StrategyFn<TContext = unknown> = (args: {
 
   /** Custom context object, if provided by caller. */
   context?: TContext;
+
+  /** logger */
+  logger: ReturnType<typeof createLogger>;
 }) => StrategyResult | Promise<StrategyResult>;
 
 /**