[PATCH 7/8] trace2: demonstrate setting sub-command parameter in checkout

["Jeff Hostetler via GitGitGadget" <gitgitgadget@gmail.com>]

From: Jeff Hostetler <jeffhost@microsoft.com>

Add trace2_param() events in checkout to report whether the command
is switching branches or just checking out a file.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
---
 builtin/checkout.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/builtin/checkout.c b/builtin/checkout.c
index 29ef50013d..0934587781 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -251,6 +251,8 @@ static int checkout_paths(const struct checkout_opts *opts,
 	int errs = 0;
 	struct lock_file lock_file = LOCK_INIT;
 
+	trace2_param("subcommand", (opts->patch_mode ? "patch" : "path"));
+
 	if (opts->track != BRANCH_TRACK_UNSPECIFIED)
 		die(_("'%s' cannot be used with updating paths"), "--track");
 
@@ -828,6 +830,9 @@ static int switch_branches(const struct checkout_opts *opts,
 	void *path_to_free;
 	struct object_id rev;
 	int flag, writeout_error = 0;
+
+	trace2_param("subcommand", "switch");
+
 	memset(&old_branch_info, 0, sizeof(old_branch_info));
 	old_branch_info.path = path_to_free = resolve_refdup("HEAD", 0, &rev, &flag);
 	if (old_branch_info.path)
-- 
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