From bd78544f66a001f00623d3d0e9d50b019ada6a9a Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Tue, 16 Oct 2018 23:39:36 +0200
Subject: [PATCH] Fix assertion failure in Store::queryPathInfo()

  $ nix-store -qR /nix/store/fnord
  nix-store: src/libstore/store-api.cc:80: std::__cxx11::string nix::storePathToHash(const Path&): Assertion `base.size() >= storePathHashLen' failed.
  Aborted
---
 src/libstore/store-api.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 2c0f68651..92e2685f7 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -320,6 +320,8 @@ ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
 void Store::queryPathInfo(const Path & storePath,
     Callback<ref<ValidPathInfo>> callback)
 {
+    assertStorePath(storePath);
+
     auto hashPart = storePathToHash(storePath);
 
     try {