From e6de7e3e3ed29c5eaa6ab856af06cfac4cd11751 Mon Sep 17 00:00:00 2001
From: Danila Danko <br4ch1st0chr0n3@gmail.com>
Date: Mon, 29 Jan 2024 00:45:23 +0300
Subject: [PATCH] feat: read package version

---
 nix/build-spago-lock.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/nix/build-spago-lock.nix b/nix/build-spago-lock.nix
index 34306e1..d63b170 100644
--- a/nix/build-spago-lock.nix
+++ b/nix/build-spago-lock.nix
@@ -183,7 +183,11 @@
 
           src = drv.out;
 
-          version = drv.version or defaultVersion;
+          version = drv.version or (
+            if builtins.pathExists "${src}/spago.yaml"
+            then lib.attrByPath [ "package" "publish" "version" ] defaultVersion (fromYAML (builtins.readFile "${src}/spago.yaml"))
+            else defaultVersion
+          );
 
           nativeBuildInputs = [purs jq];