From d4c5d8d32a4bc5b3eaa63add23dca9d755dc5a74 Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Fri, 30 Oct 2020 11:12:28 +0100
Subject: [PATCH] nix-shell.md: Extend shellHook example

---
 doc/manual/src/command-ref/nix-shell.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/manual/src/command-ref/nix-shell.md b/doc/manual/src/command-ref/nix-shell.md
index 8c77923d0..88b675e71 100644
--- a/doc/manual/src/command-ref/nix-shell.md
+++ b/doc/manual/src/command-ref/nix-shell.md
@@ -41,10 +41,12 @@ to `nix-shell`. For example, the derivation attribute
 shellHook =
   ''
     echo "Hello shell"
+    export SOME_API_TOKEN="$(cat ~/.config/some-app/api-token)"
   '';
 ```
 
-will cause `nix-shell` to print `Hello shell`.
+will cause `nix-shell` to print `Hello shell` and set the `SOME_API_TOKEN`
+environment variable to a user-configured value.
 
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