sprockets

https://github.com/rails/sprockets

Ruby

Rack-based asset packaging system

Sprockets::Utils#dfs

Internal: Post-order Depth-First search algorithm.

Used for resolving asset dependencies.

initial - Initial Array of nodes to traverse.
block   -
  node  - Current node to get children of

Returns a Set of nodes.

Source | Google | Stack overflow

Edit

git clone [email protected]:rails/sprockets.git

cd sprockets

open lib/sprockets/utils.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Sprockets--Utils-dfs-for-pr

# Commit to git

git add lib/sprockets/utils.rbgit commit -m "better docs for Sprockets::Utils#dfs"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-Sprockets--Utils-dfs-for-pr

hub pull-request

# Celebrate!