feat: ename value recorder on decorators and update readme

README.md

@@ -243,7 +243,7 @@ You have the following decorators:
 
 * `@OtelCounter()`
 * `@OtelUpDownCounter()`
-* `@OtelValueRecorder()`
+* `@OtelHistogram()`
 
 Example of usage:
 
@@ -272,12 +272,12 @@ Impl |Metric |Description| Labels | Metric Type
 | ✅ | http_response_total| Total number of HTTP responses.| method, status, path | Counter |
 | ✅ | http_response_success_total| Total number of all successful responses.| - | Counter |
 | ✅ | http_response_error_total| Total number of all response errors.| - | Counter |
-| ✅ | http_request_duration_seconds | HTTP latency value recorder in seconds. | method, status, path | ValueRecorder |
+| ✅ | http_request_duration_seconds | HTTP latency value recorder in seconds. | method, status, path | Histogram |
 | ✅ | http_client_error_total | Total number of client error requests. | - | Counter |
 | ✅ | http_server_error_total | Total number of server error requests. | - | Counter |
 | ✅ | http_server_aborts_total | Total number of data transfers aborted. | - | Counter |
-| ✅ | http_request_size_bytes | Current total of incoming bytes. | - | ValueRecorder|
-| ✅ | http_response_size_bytes | Current total of outgoing bytes. | - | ValueRecorder |
+| ✅ | http_request_size_bytes | Current total of incoming bytes. | - | Histogram|
+| ✅ | http_response_size_bytes | Current total of outgoing bytes. | - | Histogram |
 
 ## Prometheus Metrics
 

src/metrics/decorators/value-recorder.ts → src/metrics/decorators/histogram.ts

@@ -2,9 +2,9 @@ import { createParamDecorator } from '@nestjs/common';
 import { MetricOptions } from '@opentelemetry/api-metrics';
 import { getOrCreateHistogram, MetricType } from '../metric-data';
 
-export const OtelValueRecorder = createParamDecorator((name: string, options?: MetricOptions) => {
+export const OtelHistogram = createParamDecorator((name: string, options?: MetricOptions) => {
   if (!name || name.length === 0) {
-    throw new Error('OtelValueRecorder need a name argument');
+    throw new Error('OtelHistogram need a name argument');
   }
   return getOrCreateHistogram(name, MetricType.Histogram, options);
 });

src/metrics/decorators/index.ts

@@ -1,3 +1,3 @@
 export * from './common';
 export * from './counter';
-export * from './value-recorder';
+export * from './histogram';