Fix generating logger import code and improve documentation (#7118)

Co-authored-by: Denis Badurina <[email protected]>

.changeset/orange-seas-knock.md

@@ -0,0 +1,6 @@
+---
+'@graphql-mesh/config': patch
+'@graphql-mesh/types': patch
+---
+
+`logger` configuration option only accepts a string

packages/legacy/config/src/utils.ts

@@ -271,17 +271,22 @@ export async function resolveLogger(
   code: string;
   logger: Logger;
 }> {
-  if (typeof loggerConfig === 'string') {
+  if (loggerConfig) {
     const { moduleName, resolved: logger } = await getPackage<Logger>({
       name: loggerConfig,
       type: 'logger',
       importFn,
       cwd,
       additionalPrefixes: additionalPackagePrefixes,
     });
+
+    const processedModuleName = moduleName.startsWith('.')
+      ? path.join('..', moduleName)
+      : moduleName;
+
     return {
       logger,
-      importCode: `import logger from ${JSON.stringify(moduleName)};`,
+      importCode: `import logger from ${JSON.stringify(processedModuleName)};`,
       code: '',
     };
   }

packages/legacy/config/yaml-config.graphql

@@ -39,9 +39,9 @@ type Query {
   """
   persistedOperations: PersistedOperationsConfig
   """
-  Logger instance that matches `Console` interface of NodeJS
+  Path to a file exporting a logger instance compatible with the `Logger` type from `@graphql-mesh/types`
   """
-  logger: Any
+  logger: String
   """
   Path to a custom W3 Compatible Fetch Implementation
   """

packages/legacy/types/src/config-schema.json

@@ -4382,20 +4382,8 @@
       "description": "Configure persisted operations options"
     },
     "logger": {
-      "anyOf": [
-        {
-          "type": "object",
-          "additionalProperties": true
-        },
-        {
-          "type": "string"
-        },
-        {
-          "type": "array",
-          "additionalItems": true
-        }
-      ],
-      "description": "Logger instance that matches `Console` interface of NodeJS"
+      "type": "string",
+      "description": "Path to a file exporting a logger instance compatible with the `Logger` type from `@graphql-mesh/types`"
     },
     "customFetch": {
       "anyOf": [

packages/legacy/types/src/config.ts

@@ -51,9 +51,9 @@ export interface Config {
   documents?: string[];
   persistedOperations?: PersistedOperationsConfig;
   /**
-   * Logger instance that matches `Console` interface of NodeJS
+   * Path to a file exporting a logger instance compatible with the `Logger` type from `@graphql-mesh/types`
    */
-  logger?: any;
+  logger?: string;
   /**
    * Path to a custom W3 Compatible Fetch Implementation
    */