From 47f233286a30f5ce22bb113a3854c81cc971ce47 Mon Sep 17 00:00:00 2001
From: Rasmus Andersson <rasmus@notion.se>
Date: Thu, 29 Sep 2022 12:10:43 -0700
Subject: website: adjustments to "using" after #497 (and update jekyll script
 while at it)

---
 docs/Makefile | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'docs/Makefile')

diff --git a/docs/Makefile b/docs/Makefile
index e332f0006..9dae0e45a 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -6,13 +6,22 @@ export PATH := $(BIN):$(PATH)
 default:
 	@echo "Please specify a target: build, serve or dist" >&2
 
-build:
+build: .ruby-bundle
 	rm -rf _site
 	bundle exec jekyll build
 
-serve:
+serve: .ruby-bundle
 	./_scripts/serve.sh
 
+.ruby-bundle: Gemfile Gemfile.lock
+	@if ! (command -v bundle >/dev/null && command -v jekyll >/dev/null); then \
+	  echo "Please install Ruby bundle and jekyll: gem install bundler jekyll" >&2; \
+	  exit 1; \
+	fi
+	bundle update
+	bundle install
+	touch .ruby-bundle
+
 # -----------------------------------------------------------------------
 
 dist: fonts info
-- 
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