From d3d545e0c311fdcc3008e77a12cc166daa69299f Mon Sep 17 00:00:00 2001
From: Ben Schwartz <bemasc@google.com>
Date: Fri, 12 Feb 2021 14:25:25 -0500
Subject: [PATCH] Add a comment on the string substitution formula

---
 src/server_manager/scripts/fill_packaging_opts.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/server_manager/scripts/fill_packaging_opts.sh b/src/server_manager/scripts/fill_packaging_opts.sh
index c7f4cd20..27bb79c6 100755
--- a/src/server_manager/scripts/fill_packaging_opts.sh
+++ b/src/server_manager/scripts/fill_packaging_opts.sh
@@ -22,6 +22,8 @@
 # Note that you MUST use "source" in order to run the script in the same process as the calling
 # script, allowing fill_packaging_opts.sh to fill variables for the caller.
 
+# Input: "/absolute/path/src/server_manager/electron_app/something_action.sh"
+# Output: "yarn do server_manager/electron_app/something"
 readonly ELECTRON_PATH='server_manager/electron_app/'
 readonly RELATIVE="${1#*/src/${ELECTRON_PATH}}"
 readonly YARN_COMMAND="yarn do ${ELECTRON_PATH}${RELATIVE%_action.sh}"