module Phlex::Helpers

def grab(**bindings)
	if bindings.size > 1
		bindings.values
	else
		bindings.values.first
	end
end

def mix(*args)
	args.each_with_object({}) do |object, result|
		result.merge!(object) do |_key, old, new|
			case [old, new]
			in [Array, Array] | [Set, Set]
				old + new
			in [Array, Set]
				old + new.to_a
			in [Array, String]
				old + [new]
			in [Hash, Hash]
				mix(old, new)
			in [Set, Array]
				old.to_a + new
			in [Set, String]
				old.to_a + [new]
			in [String, Array]
				[old] + new
			in [String, Set]
				[old] + new.to_a
			in [String, String]
				"#{old} #{new}"
			else
				new
			end
		end
		result.transform_keys! do |key|
			key.end_with?("!") ? key.name.chop.to_sym : key
		end
	end
end