Update message in task and README.md

iblue · Jul 30, 2015 · 4b9eedc · 4b9eedc
1 parent 24fa3af
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diff --git a/README.md b/README.md
@@ -24,7 +24,7 @@ Then add it to your manifest file, most probably at `app/assets/javascripts/appl
 
 ## Development
 
-To update D3 version in gem run rake task:
+To update the D3 version contained in the gem, you can run the following rake task
 ```bash
 bundle exec rake d3:update_version
 ```
diff --git a/Rakefile b/Rakefile
@@ -8,6 +8,13 @@ namespace :d3 do
     `curl -o app/assets/javascripts/d3.min.js https://raw.githubusercontent.com/mbostock/d3/master/d3.min.js`
     `cp app/assets/javascripts/d3.js app/assets/javascripts/d3.v3.js`
     `cp app/assets/javascripts/d3.min.js app/assets/javascripts/d3.v3.min.js`
-    puts "Update manually version to #{`grep 'version: ".*"' app/assets/javascripts/d3.js | cut -d '"' -f 2`}CHANGELOG.md\nREADME.md\nlib/d3/rails/version.rb\n"
+    version = `grep 'version: ".*"' app/assets/javascripts/d3.js | cut -d '"' -f 2`.strip
+    message = <<-MSG
+      Please update the version to #{version} manually in the following files:
+      * CHANGELOG.md
+      * README.md
+      * lib/d3/rails/version.rb
+    MSG
+    puts message.strip.squeeze ' '
   end
 end