implementação do logger

src/Log/logger.decorator.ts

@@ -0,0 +1,22 @@
+import { ILogger } from './ILogger';
+
+export function LogExecution(label?: string) {
+  return function (
+    target: any,
+    propertyKey: string,
+    descriptor: PropertyDescriptor
+  ) {
+    const original = descriptor.value;
+    descriptor.value = async function (...args: any[]) {
+      const logger: ILogger = this.logger;
+      const context = label || `${target.constructor.name}.${propertyKey}`;
+      const start = Date.now();
+      logger.log(`Iniciando: ${context} | ${JSON.stringify({ args })}`);
+      const result = await original.apply(this, args);
+      const duration = Date.now() - start;
+      logger.log(`Finalizado: ${context} em ${duration}ms`);
+      return result;
+    };
+    return descriptor;
+  };
+}