From bd606d1355afe1276675ac1c0077d44bb484b363 Mon Sep 17 00:00:00 2001
From: Maksim Denisov <denisov.maksim@huawei.com>
Date: Mon, 16 Dec 2024 17:59:07 +0100
Subject: Support substitution of precomputed roots in RepositoryConfig

---
 src/buildtool/common/repository_config.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'src/buildtool/common/repository_config.cpp')

diff --git a/src/buildtool/common/repository_config.cpp b/src/buildtool/common/repository_config.cpp
index 933d48b2..9561f10b 100644
--- a/src/buildtool/common/repository_config.cpp
+++ b/src/buildtool/common/repository_config.cpp
@@ -14,6 +14,8 @@
 
 #include "src/buildtool/common/repository_config.hpp"
 
+#include <initializer_list>
+
 #include "src/utils/automata/dfa_minimizer.hpp"
 
 auto RepositoryConfig::RepositoryInfo::BaseContentDescription() const
@@ -151,6 +153,26 @@ auto RepositoryConfig::AddToGraphAndGetId(
     return std::nullopt;
 }
 
+void RepositoryConfig::SetPrecomputedRoot(PrecomputedRoot const& root,
+                                          FileRoot const& value) {
+    for (auto const& [name, desc] : repos_) {
+        auto new_info = desc.info;
+        bool changed = false;
+        for (gsl::not_null<FileRoot*> candidate : {&new_info.workspace_root,
+                                                   &new_info.target_root,
+                                                   &new_info.rule_root,
+                                                   &new_info.expression_root}) {
+            if (candidate->GetPrecomputedDescription() == root) {
+                *candidate = value;
+                changed = true;
+            }
+        }
+        if (changed) {
+            SetInfo(name, std::move(new_info));
+        }
+    }
+}
+
 void RepositoryConfig::SetComputedRoot(FileRoot::ComputedRoot const& root,
                                        FileRoot const& value) {
     for (auto const& [name, desc] : repos_) {
-- 
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