blob: a891f4854d1e4424ea7d31f4820e790740059107 (
plain)
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
|
# frozen_string_literal: true
module Bundler
class EnvironmentPreserver
# @param env [ENV]
# @param keys [Array<String>]
def initialize(env, keys)
@original = env.to_hash
@keys = keys
@prefix = "BUNDLER_ORIG_"
end
# @return [Hash]
def backup
env = @original.clone
@keys.each do |key|
value = env[key]
original_value = env[@prefix + key]
if !value.nil? && !value.empty? && original_value.nil?
env[@prefix + key] = value
end
end
env
end
# @return [Hash]
def restore
env = @original.clone
@keys.each do |key|
value_original = env[@prefix + key]
unless value_original.nil? || value_original.empty?
env[key] = value_original
env.delete(@prefix + key)
end
end
env
end
end
end
|
