From 396c2edeb5e240f339cc51728a2ae1d83aded5e1 Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Tue, 25 Jul 2023 17:21:54 +0200
Subject: Add option -P to just-install-cas

... to allow selecting a sub object of a specified tree.
---
 src/buildtool/common/cli.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/buildtool/common/cli.hpp')

diff --git a/src/buildtool/common/cli.hpp b/src/buildtool/common/cli.hpp
index 74ff0cce..a49b2f6b 100644
--- a/src/buildtool/common/cli.hpp
+++ b/src/buildtool/common/cli.hpp
@@ -119,6 +119,7 @@ struct RebuildArguments {
 struct FetchArguments {
     std::string object_id{};
     std::optional<std::filesystem::path> output_path{};
+    std::optional<std::filesystem::path> sub_path{};
     bool remember{false};
     bool raw_tree{};
 };
@@ -518,6 +519,15 @@ static inline auto SetupFetchArguments(
            "Install path for the artifact. (omit to dump to stdout)")
         ->type_name("PATH");
 
+    app->add_option_function<std::string>(
+           "-P,--sub-object-path",
+           [clargs](auto const& rel_path) {
+               clargs->sub_path = ToNormalPath(rel_path).relative_path();
+           },
+           "Select the sub-object at the specified path (if artifact is a "
+           "tree).")
+        ->type_name("PATH");
+
     app->add_flag("--raw-tree",
                   clargs->raw_tree,
                   "Dump raw tree object (omit pretty printing)");
-- 
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