Initial self-hosting commit

This is the initial version of our tool that is able to
build itself. In can be bootstrapped by

  ./bin/bootstrap.py

Co-authored-by: Oliver Reiche <oliver.reiche@huawei.com>
Co-authored-by: Victor Moreno <victor.moreno1@huawei.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/src/buildtool/build_engine/expression/target_node.cpp b/src/buildtool/build_engine/expression/target_node.cpp
new file mode 100644
index 00000000..03fc47f5
--- /dev/null
+++ b/src/buildtool/build_engine/expression/target_node.cpp
@@ -0,0 +1,20 @@
+#include "src/buildtool/build_engine/expression/target_node.hpp"
+
+#include "src/buildtool/build_engine/expression/expression.hpp"
+
+auto TargetNode::Abstract::IsCacheable() const noexcept -> bool {
+    return target_fields->IsCacheable();
+}
+
+auto TargetNode::ToJson() const -> nlohmann::json {
+    if (IsValue()) {
+        return {{"type", "VALUE_NODE"}, {"result", GetValue()->ToJson()}};
+    }
+    auto const& data = GetAbstract();
+    return {{"type", "ABSTRACT_NODE"},
+            {"node_type", data.node_type},
+            {"string_fields", data.string_fields->ToJson()},
+            {"target_fields",
+             data.target_fields->ToJson(
+                 Expression::JsonMode::SerializeAllButNodes)}};
+}