From 6c23a2b543af035e8b26c9ff090527e3461d5e2b Mon Sep 17 00:00:00 2001
From: Egor Tensin <egor@tensin.name>
Date: Mon, 1 Jul 2024 14:29:47 +0200
Subject: Makefile: add maintenance alias

---
 DEVELOPMENT.md |  8 +++++++-
 Makefile       | 18 ++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index 18dfbb0..023d46c 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -31,4 +31,10 @@ Development
 Upgrading dependencies
 ----------------------
 
-    bundle update
+* To upgrade dependencies in Gemfile.lock & push them to the repository:
+
+      make maintenance
+
+* Manually upgrade dependencies in Gemfile.lock:
+
+      bundle update
diff --git a/Makefile b/Makefile
index 317cbda..8a36426 100644
--- a/Makefile
+++ b/Makefile
@@ -14,6 +14,24 @@ ruby:
 deps: ruby
 	bundle install
 
+.PHONY: maintenance
+maintenance: ruby
+	bundle update
+
+	@git_status="$$( git status --porcelain=v1 )" && \
+	if [ -z "$$git_status" ]; then \
+		true ; \
+	elif [ "$$git_status" = ' M Gemfile.lock' ]; then \
+		git commit -am 'bump dependencies' && \
+			git push -q ; \
+	else \
+		echo ; \
+		echo '-----------------------------------------------------------------'; \
+		echo 'Error: unrecognized modifications in the repository'; \
+		echo '-----------------------------------------------------------------'; \
+		exit 1; \
+	fi
+
 jekyll := bundle exec jekyll
 
 .PHONY: build
-- 
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