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
|
class String
def self.random(size)
s = ""
d = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a
size.times {
s << d[rand(d.size)]
}
return s
end
def convert_base(from, to)
self.to_i(from).to_s(to)
end
end
class Object
def to_ruby
begin
eval self
rescue => e
self
end
end
end
# From : http://www.geekmade.co.uk/2008/09/ruby-tip-normalizing-hash-keys-as-symbols/
class Hash
def symbolize_keys
inject({}) do |options, (key, value)|
options[(key.to_sym rescue key) || key] = value
options
end
end
# x = {
# :none => String,
# :png => "file.png",
# :svg => "file.svg"
# }
#
# x.each_except( :key => [:none], :value => [/\.png$/] ) do |k, v|
# puts "#{k} -> #{v}"
# end
#
# => svg -> file.svg
def each_except( e, &b )
key_table = (e[:key]||[]).clone.delete_if {|i| i.kind_of? Regexp }
key_regexp = (e[:key]||[]).clone.delete_if {|i| key_table.include? i }.map {|i| i.to_s }.join("|")
value_table = (e[:value]||[]).clone.delete_if {|i| i.kind_of? Regexp }
value_regexp = (e[:value]||[]).clone.delete_if {|i| value_table.include? i }.map {|i| i.to_s }.join("|")
self.each do |k, v|
yield( k, v ) unless (key_table.size > 0 and key_table.include?(k)) or (key_regexp.size > 0 and k.to_s.match(key_regexp)) or (value_table.size > 0 and value_table.include?(v)) or (value_regexp.size > 0 and v.to_s.match(value_regexp))
end
end
unless self.method_defined? :key
# Add Hash#key to Ruby < 1.9
def key(v)
index(v)
end
end
end
|
