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module Guard
module Internals
class Queue
def initialize(commander)
@commander = commander
@queue = ::Queue.new
end
# Process the change queue, running tasks within the main Guard thread
def process
actions = []
changes = { modified: [], added: [], removed: [] }
while pending?
if (item = @queue.pop).first.is_a?(Symbol)
actions << item
else
item.each { |key, value| changes[key] += value }
end
end
_run_actions(actions)
return if changes.values.all?(&:empty?)
Runner.new.run_on_changes(*changes.values)
end
def pending?
!@queue.empty?
end
def <<(changes)
@queue << changes
end
private
def _run_actions(actions)
actions.each do |action_args|
args = action_args.dup
namespaced_action = args.shift
action = namespaced_action.to_s.sub(/^guard_/, "")
if @commander.respond_to?(action)
@commander.send(action, *args)
else
fail "Unknown action: #{action.inspect}"
end
end
end
end
end
end
|
