fix: Remove erroneous prefixes when using loggerInjectable and prefixLoggerInjectable

packages/logger/index.ts

@@ -3,7 +3,7 @@
  * Licensed under MIT License. See LICENSE in root directory for more information.
  */
 
-export type { LogFunction } from "./src/logger.injectable";
+export type { LogFunction, Logger } from "./src/logger.injectable";
 export {
   logDebugInjectionToken,
   logErrorInjectionToken,
@@ -12,7 +12,6 @@ export {
   logWarningInjectionToken,
 } from "./src/logger.injectable";
 
-export type { Logger } from "./src/logger";
 /** @deprecated Use specific injectionToken, eg. logErrorInjectionToken */
 export { loggerInjectionToken } from "./src/logger.injectable";
 /** @deprecated Use specific injectionToken, eg. logErrorInjectionToken */

packages/logger/src/logger.injectable.ts

@@ -9,10 +9,17 @@ import {
   getInjectionToken,
   lifecycleEnum,
 } from "@ogre-tools/injectable";
-import type { Logger } from "./logger";
 import { winstonLoggerInjectable } from "./winston-logger.injectable";
 import { pipeline } from "@ogre-tools/fp";
 
+export interface Logger {
+  info: LogFunction;
+  error: LogFunction;
+  debug: LogFunction;
+  warn: LogFunction;
+  silly: LogFunction;
+}
+
 /** @deprecated Use specific injectionToken, eg. logErrorInjectionToken */
 export const loggerInjectionToken = getInjectionToken<Logger>({
   id: "logger-injection-token",
@@ -21,18 +28,18 @@ export const loggerInjectionToken = getInjectionToken<Logger>({
 export const loggerInjectable = getInjectable({
   id: "logger",
   instantiate: (di): Logger => ({
-    debug: di.inject(logDebugInjectionToken),
-    info: di.inject(logInfoInjectionToken),
-    warn: di.inject(logWarningInjectionToken),
-    error: di.inject(logErrorInjectionToken),
-    silly: di.inject(logSillyInjectionToken),
+    debug: getLogFunctionFor("debug", undefined)(di),
+    info: getLogFunctionFor("info", undefined)(di),
+    warn: getLogFunctionFor("warn", undefined)(di),
+    error: getLogFunctionFor("error", undefined)(di),
+    silly: getLogFunctionFor("silly", undefined)(di),
   }),
 
   decorable: false,
   injectionToken: loggerInjectionToken,
 });
 
-export type LogFunction = (message: string, ...data: any[]) => void;
+export type LogFunction = (message: string, ...data: unknown[]) => void;
 
 export const logDebugInjectionToken = getInjectionToken<LogFunction>({
   id: "log-debug-injection-token",
@@ -56,24 +63,23 @@ export const logSillyInjectionToken = getInjectionToken<LogFunction>({
 
 const screamingKebabCase = (str: string) => pipeline(str, kebabCase, toUpper);
 
-const getLogFunctionFor =
-  (scenario: keyof Logger) =>
-  (di: DiContainerForInjection): LogFunction => {
+const getLogFunctionFor = (scenario: keyof Logger, namespace: string | undefined) => {
+  const prefix = namespace
+    ? `[${screamingKebabCase(namespace.replace(/-feature$/, ""))}]: `
+    : "";
+
+  return (di: DiContainerForInjection): LogFunction => {
     const winstonLogger = di.inject(winstonLoggerInjectable);
 
     return (message, ...data) => {
-      winstonLogger[scenario](
-        di.sourceNamespace
-          ? `[${screamingKebabCase(di.sourceNamespace)}]: ${message}`
-          : message,
-        ...data
-      );
+      winstonLogger[scenario](`${prefix}${message}`, ...data);
     };
   };
+};
 
 export const logDebugInjectable = getInjectable({
   id: "log-debug",
-  instantiate: getLogFunctionFor("debug"),
+  instantiate: (di) => getLogFunctionFor("debug", di.sourceNamespace)(di),
   injectionToken: logDebugInjectionToken,
   lifecycle: lifecycleEnum.keyedSingleton({
     getInstanceKey: (di) => di.sourceNamespace,
@@ -82,7 +88,7 @@ export const logDebugInjectable = getInjectable({
 
 export const logInfoInjectable = getInjectable({
   id: "log-info",
-  instantiate: getLogFunctionFor("info"),
+  instantiate: (di) => getLogFunctionFor("info", di.sourceNamespace)(di),
   injectionToken: logInfoInjectionToken,
   lifecycle: lifecycleEnum.keyedSingleton({
     getInstanceKey: (di) => di.sourceNamespace,
@@ -91,7 +97,7 @@ export const logInfoInjectable = getInjectable({
 
 export const logWarningInjectable = getInjectable({
   id: "log-warning",
-  instantiate: getLogFunctionFor("warn"),
+  instantiate: (di) => getLogFunctionFor("warn", di.sourceNamespace)(di),
   injectionToken: logWarningInjectionToken,
   lifecycle: lifecycleEnum.keyedSingleton({
     getInstanceKey: (di) => di.sourceNamespace,
@@ -100,7 +106,7 @@ export const logWarningInjectable = getInjectable({
 
 export const logErrorInjectable = getInjectable({
   id: "log-error",
-  instantiate: getLogFunctionFor("error"),
+  instantiate: (di) => getLogFunctionFor("error", di.sourceNamespace)(di),
   injectionToken: logErrorInjectionToken,
   lifecycle: lifecycleEnum.keyedSingleton({
     getInstanceKey: (di) => di.sourceNamespace,
@@ -109,7 +115,7 @@ export const logErrorInjectable = getInjectable({
 
 export const logSillyInjectable = getInjectable({
   id: "log-silly",
-  instantiate: getLogFunctionFor("silly"),
+  instantiate: (di) => getLogFunctionFor("silly", di.sourceNamespace)(di),
   injectionToken: logSillyInjectionToken,
   lifecycle: lifecycleEnum.keyedSingleton({
     getInstanceKey: (di) => di.sourceNamespace,

packages/logger/src/logger.test.ts

@@ -2,24 +2,28 @@ import { createContainer, getInjectable } from "@ogre-tools/injectable";
 import { registerFeature } from "@k8slens/feature-core";
 import { loggerFeature } from "./feature";
 import { winstonLoggerInjectable } from "./winston-logger.injectable";
+import TransportStream from "winston-transport";
 
 import {
   logDebugInjectionToken,
   logErrorInjectionToken,
+  loggerInjectable,
   logInfoInjectionToken,
   logSillyInjectionToken,
   logWarningInjectionToken,
 } from "./logger.injectable";
 
 import { getFeature } from "@k8slens/feature-core/src/feature";
+import { loggerTransportInjectionToken } from "./transports";
+import { prefixedLoggerInjectable } from "./prefixed-logger.injectable";
 
 describe("logger", () => {
   [
-    { scenario: "debug", injectionToken: logDebugInjectionToken },
-    { scenario: "info", injectionToken: logInfoInjectionToken },
-    { scenario: "warn", injectionToken: logWarningInjectionToken },
-    { scenario: "error", injectionToken: logErrorInjectionToken },
-    { scenario: "silly", injectionToken: logSillyInjectionToken },
+    { scenario: "debug" as const, injectionToken: logDebugInjectionToken },
+    { scenario: "info" as const, injectionToken: logInfoInjectionToken },
+    { scenario: "warn" as const, injectionToken: logWarningInjectionToken },
+    { scenario: "error" as const, injectionToken: logErrorInjectionToken },
+    { scenario: "silly" as const, injectionToken: logSillyInjectionToken },
   ].forEach(({ scenario, injectionToken }) => {
     it(`given not inside a Feature, when logging "${scenario}", does so without a prefix`, () => {
       const di = createContainer("irrelevant");
@@ -40,7 +44,45 @@ describe("logger", () => {
       );
     });
 
-    it(`given inside a Feature, when logging "${scenario}", does so with Feature's id as prefix`, () => {
+    it(`given not inside a Feature, when logging "${scenario}" using legacy logger, does so without a prefix`, () => {
+      const di = createContainer("irrelevant");
+
+      registerFeature(di, loggerFeature);
+
+      const winstonLoggerStub = { [scenario]: jest.fn() } as any;
+
+      di.override(winstonLoggerInjectable, () => winstonLoggerStub);
+
+      const logger = di.inject(loggerInjectable);
+
+      logger[scenario]("some-message", "some-data");
+
+      expect(winstonLoggerStub[scenario]).toHaveBeenCalledWith(
+        "some-message",
+        "some-data"
+      );
+    });
+
+    it(`given not inside a Feature, when logging "${scenario}" using legacy prefixed logger, does so without a feature prefix`, () => {
+      const di = createContainer("irrelevant");
+
+      registerFeature(di, loggerFeature);
+
+      const winstonLoggerStub = { [scenario]: jest.fn() } as any;
+
+      di.override(winstonLoggerInjectable, () => winstonLoggerStub);
+
+      const logger = di.inject(prefixedLoggerInjectable, "A-PREFIX");
+
+      logger[scenario]("some-message", "some-data");
+
+      expect(winstonLoggerStub[scenario]).toHaveBeenCalledWith(
+        "[A-PREFIX]: some-message",
+        "some-data"
+      );
+    });
+
+    it(`given inside a Feature, when logging "${scenario}", does so with Feature's id as prefix without trailing '-feature' to avoid redundancy`, () => {
       const di = createContainer("irrelevant");
 
       const logScenarioInFeature = getInjectable({
@@ -70,9 +112,28 @@ describe("logger", () => {
       logScenario("some-message", "some-data");
 
       expect(winstonLoggerStub[scenario]).toHaveBeenCalledWith(
-        "[SOME-FEATURE]: some-message",
+        "[SOME]: some-message",
         "some-data"
       );
     });
   });
+
+  it("given a single transport, when logging, does not throw, and does call the transport", () => {
+    const di = createContainer("irrelevant");
+    const log = jest.fn().mockImplementation((data, next) => next());
+
+    registerFeature(di, loggerFeature);
+
+    di.register(getInjectable({
+      id: "some-transport",
+      instantiate: () => new TransportStream({ log }),
+      injectionToken: loggerTransportInjectionToken,
+    }))
+
+    const logger = di.inject(loggerInjectable);
+
+    logger.info("some-message", "some-data");
+
+    expect(log).toHaveBeenCalled();
+  });
 });

packages/logger/src/prefixed-logger.injectable.ts

@@ -3,8 +3,7 @@
  * Licensed under MIT License. See LICENSE in root directory for more information.
  */
 import { getInjectable, lifecycleEnum } from "@ogre-tools/injectable";
-import type { Logger } from "./logger";
-import { loggerInjectionToken } from "./logger.injectable";
+import { Logger, loggerInjectionToken } from "./logger.injectable";
 
 /** @deprecated Use specific injectionToken, eg. logErrorInjectionToken */
 export const prefixedLoggerInjectable = getInjectable({

packages/logger/src/transports.ts

@@ -6,8 +6,6 @@
 import { getInjectionToken } from "@ogre-tools/injectable";
 import type TransportStream from "winston-transport";
 
-export const loggerTransportInjectionToken = getInjectionToken<TransportStream>(
-  {
-    id: "logger-transport",
-  }
-);
+export const loggerTransportInjectionToken = getInjectionToken<TransportStream>({
+  id: "logger-transport",
+});