Add a clearer error message for InvalidPathError during evaluation

Part of #270, #271 Change-Id: I864d7340f26d3c0f9c45db7b6b545face38d8294
2024-06-16 03:53:00 +00:00
parent 0fa289f559
commit 6c311a4afa
2 changed files with 14 additions and 1 deletions
@@ -47,12 +47,16 @@ MakeError(MissingArgumentError, EvalError);
 MakeError(RestrictedPathError, Error);
 MakeError(InfiniteRecursionError, EvalError);

+/**
+ * Represents an exception due to an invalid path; that is, it does not exist.
+ * It corresponds to `!Store::validPath()`.
+ */
 struct InvalidPathError : public EvalError
 {
 public:
    Path path;
    InvalidPathError(EvalState & state, const Path & path)
-        : EvalError(state, "path '%s' is not valid", path)
+        : EvalError(state, "path '%s' did not exist in the store during evaluation", path)
    {
    }
 };