From bc920384974159c1e25dff441283a3284eae1d45 Mon Sep 17 00:00:00 2001
From: Vitaly Tomilov <vitaly.tomilov@gmail.com>
Date: Thu, 15 Aug 2019 22:06:27 +0100
Subject: [PATCH] implementing #643

---
 test/typescript/connection.ts | 2 ++
 typescript/pg-subset.d.ts     | 8 +++++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/test/typescript/connection.ts b/test/typescript/connection.ts
index 9d87faa1..7be09a2d 100644
--- a/test/typescript/connection.ts
+++ b/test/typescript/connection.ts
@@ -30,6 +30,8 @@ r.ssl = {
     ca: ''
 };
 
+r.password = () => 'pass123';
+
 r.keepAlive = true;
 
 const db2 = pgp({
diff --git a/typescript/pg-subset.d.ts b/typescript/pg-subset.d.ts
index 25f63691..4a3e0759 100644
--- a/typescript/pg-subset.d.ts
+++ b/typescript/pg-subset.d.ts
@@ -69,6 +69,8 @@ declare namespace pg {
         NPNProtocols?: string[] | Buffer | Buffer[] | Uint8Array | Uint8Array[]
     }
 
+    type DynamicPassword = string | (() => string) | (() => Promise<string>);
+
     // See:
     // 1) https://github.com/brianc/node-postgres/blob/master/lib/defaults.js
     // 2) https://github.com/brianc/node-pg-pool
@@ -77,7 +79,7 @@ declare namespace pg {
         host?: string
         database?: string
         user?: string
-        password?: string
+        password?: DynamicPassword
         port?: number
         ssl?: boolean | ISSLConfig
         binary?: boolean
@@ -190,7 +192,7 @@ declare namespace pg {
         database: string
 
         // database user's password
-        password: string
+        password: DynamicPassword
 
         // database port
         port: number
@@ -255,7 +257,7 @@ declare namespace pg {
         connectionParameters: IConnectionParameters;
         database: string;
         user: string;
-        password: string;
+        password: DynamicPassword;
         port: number;
         host: string;