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authorEelco Dolstra <edolstra@gmail.com>2019-09-03T11·00+0200
committerEelco Dolstra <edolstra@gmail.com>2019-09-03T11·45+0200
commitf186000367978fbe590343f47951232f42a30bec (patch)
tree4793e33f10f3d9b1daf6d7a99330b8452c7cbb6a /src/libstore/store-api.cc
parent7348653ff4fc4e9b2dc24943aabdb57179b1c75a (diff)
Add some noexcepts
This is to assert that callback functions should never throw (since
the context in which they're called may not be able to handle the
exception).
Diffstat (limited to 'src/libstore/store-api.cc')
-rw-r--r--src/libstore/store-api.cc9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 88a5b2f448bd..5f63c53b562d 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -329,13 +329,14 @@ ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
 
 
 void Store::queryPathInfo(const Path & storePath,
-    Callback<ref<ValidPathInfo>> callback)
+    Callback<ref<ValidPathInfo>> callback) noexcept
 {
-    assertStorePath(storePath);
-
-    auto hashPart = storePathToHash(storePath);
+    std::string hashPart;
 
     try {
+        assertStorePath(storePath);
+
+        hashPart = storePathToHash(storePath);
 
         {
             auto res = state.lock()->pathInfoCache.get(hashPart);