From 427b6e4e83486858b1ab160c75e2754ba173eebe Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Thu, 4 Apr 2024 10:13:17 +0200
Subject: Evaluator: Add infrastructure to annotate relevant objects

... which are, in particular, artifacts involved in staging conflicts.
While there, also make disjoint union honor the expression log limit.
---
 src/buildtool/build_engine/expression/expression_ptr.hpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/buildtool/build_engine/expression/expression_ptr.hpp')

diff --git a/src/buildtool/build_engine/expression/expression_ptr.hpp b/src/buildtool/build_engine/expression/expression_ptr.hpp
index 77b1cfba..f8b9a77f 100644
--- a/src/buildtool/build_engine/expression/expression_ptr.hpp
+++ b/src/buildtool/build_engine/expression/expression_ptr.hpp
@@ -83,6 +83,8 @@ class ExpressionPtr {
             [](std::string const& error) noexcept -> void {
             Logger::Log(LogLevel::Error, error);
         },
+        std::function<std::string(ExpressionPtr)> const& annotate_object =
+            [](auto const& /*unused*/) { return std::string{}; },
         std::function<void(void)> const& note_user_context =
             []() noexcept -> void {}) const noexcept -> ExpressionPtr;
 
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