This repository has been archived by the owner on Jun 10, 2018. It is now read-only.
forked from rails/sprockets
-
Notifications
You must be signed in to change notification settings - Fork 24
/
compressing.rb
73 lines (62 loc) · 2.22 KB
/
compressing.rb
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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
module Sprockets
# `Compressing` is an internal mixin whose public methods are exposed on
# the `Environment` and `Index` classes.
module Compressing
def compressors
deep_copy_hash(@compressors)
end
def register_compressor(mime_type, sym, klass)
@compressors[mime_type][sym] = klass
end
# Return CSS compressor or nil if none is set
def css_compressor
@css_compressor if defined? @css_compressor
end
# Assign a compressor to run on `text/css` assets.
#
# The compressor object must respond to `compress`.
def css_compressor=(compressor)
unregister_bundle_processor 'text/css', css_compressor if css_compressor
@css_compressor = nil
return unless compressor
if compressor.is_a?(Symbol)
compressor = compressors['text/css'][compressor] || raise(Error, "unknown compressor: #{compressor}")
end
if compressor.respond_to?(:compress)
klass = Class.new(Processor) do
@name = "css_compressor"
@processor = proc { |context, data| compressor.compress(data) }
end
@css_compressor = :css_compressor
else
@css_compressor = klass = compressor
end
register_bundle_processor 'text/css', klass
end
# Return JS compressor or nil if none is set
def js_compressor
@js_compressor if defined? @js_compressor
end
# Assign a compressor to run on `application/javascript` assets.
#
# The compressor object must respond to `compress`.
def js_compressor=(compressor)
unregister_bundle_processor 'application/javascript', js_compressor if js_compressor
@js_compressor = nil
return unless compressor
if compressor.is_a?(Symbol)
compressor = compressors['application/javascript'][compressor] || raise(Error, "unknown compressor: #{compressor}")
end
if compressor.respond_to?(:compress)
klass = Class.new(Processor) do
@name = "js_compressor"
@processor = proc { |context, data| compressor.compress(data) }
end
@js_compressor = :js_compressor
else
@js_compressor = klass = compressor
end
register_bundle_processor 'application/javascript', klass
end
end
end