fix: show the actual error given from msnodesqlv8

Author: alexsch01

lib/error/connection-error.js

@@ -18,12 +18,6 @@ class ConnectionError extends MSSQLError {
     super(message, code)
 
     this.name = 'ConnectionError'
-
-    let err = message?.details
-    if (err instanceof Array && (err = err.at(-1))) {
-      this.message = err.message
-      this.originalError = err
-    }
   }
 }
 

lib/msnodesqlv8/connection-pool.js

@@ -43,6 +43,12 @@ class ConnectionPool extends BaseConnectionPool {
 
       msnodesql.open(cfg, (err, tds) => {
         if (err) {
+          let customErr = err?.details
+          if (customErr instanceof Array && (customErr = customErr.at(-1))) {
+            err.message = customErr.message
+            err.code = customErr.code
+          }
+
           err = new ConnectionError(err.message, err.code)
           return reject(err)
         }