5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
# File 'lib/polyfill/v2_5/struct.rb', line 5
def new(*args, keyword_init: false)
obj = super(*args)
if keyword_init
attrs = args
attrs.shift if attrs.first.class != Symbol
ignore_warnings do
obj.send(:define_method, :initialize) do |**kwargs|
invalid_args = kwargs.reject { |k, _| attrs.include?(k) }.keys
unless invalid_args.empty?
raise ArgumentError, "unknown keywords: #{invalid_args.join(', ')}"
end
super(*kwargs.values_at(*attrs))
end
end
end
obj
end
|