class Covered::Config

def self.coverage
	ENV['COVERAGE']
end

def self.load(root: Dir.pwd, coverage: self.coverage)
	derived = Class.new(self)
	
	if path = self.path(root)
		config = Module.new
		config.module_eval(::File.read(path), path)
		derived.prepend(config)
	end
	
	return derived.new(root, coverage)
end

def self.path(root)
	path = ::File.join(root, PATH)
	
	if ::File.exist?(path)
		return path
	end
end

def call(output)
	policy.call(output)
end

def disable
	policy.disable
end

def each(&block)
	policy.each(&block)
end

def enable
	policy.enable
end

def flush
	policy.flush
end

def initialize(root, coverage)
	@root = root
	@coverage = coverage
	@policy = nil
end

def make_policy(policy)
	policy.cache!
	
	# Only files in the root would be tracked:
	policy.root(@root)
	
	# We will ignore any files in the test or spec directory:
	policy.skip(/^.*\/(test|spec|vendor|config)\//)
	
	# We will include all files under lib, even if they aren't loaded:
	policy.include("lib/**/*.rb")
	
	policy.persist!
	
	policy.source
	
	policy.reports!(@coverage)
end

def output
	policy.output
end

def policy
	@policy ||= Policy.new.tap{|policy| make_policy(policy)}.freeze
end

def record?
	!!@coverage
end