From 161f4b0dea82bdaed7cf8928e523702f61cf899b Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 23 Mar 2023 10:38:48 +0100
Subject: Document store URLs

---
 src/libcmd/common-eval-args.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/libcmd')

diff --git a/src/libcmd/common-eval-args.cc b/src/libcmd/common-eval-args.cc
index 908127b4d..166b8aaa9 100644
--- a/src/libcmd/common-eval-args.cc
+++ b/src/libcmd/common-eval-args.cc
@@ -136,7 +136,11 @@ MixEvalArgs::MixEvalArgs()
 
     addFlag({
         .longName = "eval-store",
-        .description = "The Nix store to use for evaluations.",
+        .description =
+          R"(
+            The [URL of the Nix store](@docroot@/command-ref/new-cli/nix3-help-stores.md#store-url-format)
+            to use for evaluation, i.e. to store derivations (`.drv` files) and inputs referenced by them.
+          )",
         .category = category,
         .labels = {"store-url"},
         .handler = {&evalStoreUrl},
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