1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
gem "listen", "~> 1.0"
require "listen"
require "listen/version"
module Spring
module Watcher
class Listen < Abstract
attr_reader :listener
def start
unless @listener
@listener = ::Listen.to(*base_directories, relative_paths: false)
@listener.latency(latency)
@listener.change(&method(:changed))
@listener.start
end
end
def stop
if @listener
@listener.stop
@listener = nil
end
end
def subjects_changed
if @listener && @listener.directories.sort != base_directories.sort
restart
end
end
def watching?(file)
files.include?(file) || file.start_with?(*directories)
end
def changed(modified, added, removed)
synchronize do
if (modified + added + removed).any? { |f| watching? f }
mark_stale
end
end
end
def base_directories
([root] +
files.reject { |f| f.start_with? root }.map { |f| File.expand_path("#{f}/..") } +
directories.reject { |d| d.start_with? root }
).uniq
end
end
end
end
|
