class Spring::Watcher::Polling
Attributes
mtime[R]
Public Class Methods
new(root, latency)
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Calls superclass method
Spring::Watcher::Abstract.new
# File lib/spring/watcher/polling.rb, line 8 def initialize(root, latency) super @mtime = 0 @poller = nil end
Public Instance Methods
add(*)
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Calls superclass method
Spring::Watcher::Abstract#add
# File lib/spring/watcher/polling.rb, line 18 def add(*) check_stale if @poller super end
check_stale()
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# File lib/spring/watcher/polling.rb, line 14 def check_stale synchronize { mark_stale if mtime < compute_mtime } end
start()
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# File lib/spring/watcher/polling.rb, line 23 def start unless @poller @poller = Thread.new { Thread.current.abort_on_exception = true loop do Kernel.sleep latency check_stale end } end end
stop()
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# File lib/spring/watcher/polling.rb, line 36 def stop if @poller @poller.kill @poller = nil end end
subjects_changed()
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# File lib/spring/watcher/polling.rb, line 43 def subjects_changed @mtime = compute_mtime end
Private Instance Methods
compute_mtime()
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# File lib/spring/watcher/polling.rb, line 49 def compute_mtime expanded_files.map { |f| File.mtime(f).to_f }.max || 0 rescue Errno::ENOENT # if a file does no longer exist, the watcher is always stale. Float::MAX end
expanded_files()
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# File lib/spring/watcher/polling.rb, line 56 def expanded_files files + Dir["{#{directories.map { |d| "#{d}/**/*" }.join(",")}}"] end