middleman/middleman-core/lib/middleman-core/load_paths.rb

56 lines
1.4 KiB
Ruby

# Core Pathname library used for traversal
require "pathname"
module Middleman
class << self
def setup_load_paths
@_is_setup ||= begin
# Only look for config.rb if MM_ROOT isn't set
if !ENV["MM_ROOT"] && found_path = locate_root
ENV["MM_ROOT"] = found_path
end
is_bundler_setup = false
# If we've found the root, try to setup Bundler
if ENV["MM_ROOT"]
root_gemfile = File.expand_path('Gemfile', ENV["MM_ROOT"])
ENV['BUNDLE_GEMFILE'] ||= root_gemfile
if !File.exists?(ENV['BUNDLE_GEMFILE'])
git_gemfile = Pathname.new(__FILE__).expand_path.parent.parent.parent + "Gemfile"
ENV['BUNDLE_GEMFILE'] = git_gemfile.to_s
end
if File.exists?(ENV['BUNDLE_GEMFILE'])
is_bundler_setup = true
require 'bundler/setup'
end
end
# Automatically discover extensions in RubyGems
require "middleman-core/extensions"
if is_bundler_setup
Bundler.require
else
::Middleman.load_extensions_in_path
end
true
end
end
# Recursive method to find config.rb
def locate_root(cwd = Pathname.new(Dir.pwd))
return cwd.to_s if (cwd + 'config.rb').exist?
return false if cwd.root?
locate_root(cwd.parent)
end
end
end