From 55131215c95c363e0d30fa5a568146d45c4604f2 Mon Sep 17 00:00:00 2001
From: Yuta Saito <kateinoigakukun@gmail.com>
Date: Mon, 7 Mar 2022 15:00:46 +0000
Subject: [PATCH] Add prerelease task

---
 Rakefile | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Rakefile b/Rakefile
index 6f08b3c483..226c6381ed 100644
--- a/Rakefile
+++ b/Rakefile
@@ -239,6 +239,19 @@ namespace :npm do
     end
   end
 
+  desc "Configure for pre-release"
+  task :configure_prerelease, [:prerel] do |t, args|
+    require "json"
+    prerel = args[:prerel]
+    NPM_PACKAGES.each do |pkg|
+      pkg_dir = "#{Dir.pwd}/packages/npm-packages/#{pkg[:name]}"
+      pkg_json = "#{pkg_dir}/package.json"
+      package = JSON.parse(File.read(pkg_json))
+      package["version"] += "-#{prerel}"
+      File.write(pkg_json, JSON.pretty_generate(package))
+    end
+  end
+
   desc "Build all npm packages"
   multitask :all => NPM_PACKAGES.map { |pkg| pkg[:name] }
 end