Class: Mutant::Loader Private

Inherits:
Object
  • Object
show all
Defined in:
lib/mutant/loader.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

FROZEN_STRING_FORMAT =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

"# frozen_string_literal: true\n%s"
VOID_VALUE_REGEXP =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

/\A[^:]+:\d+: void value expression/.freeze
VOID_VALUE =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

Either::Left.new(nil)
SUCCESS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

Either::Right.new(nil)

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.call(*arguments) ⇒ Result

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Call loader



18
19
20
 
# File 'lib/mutant/loader.rb', line 18

def self.call(*arguments)
  new(*arguments).call
end

Instance Method Details

#call ⇒ Result

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Call loader

One off the very few valid uses of eval ever.

rubocop:disable Metrics/MethodLength



29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/mutant/loader.rb', line 29

def call
  kernel.eval(
    FROZEN_STRING_FORMAT % source,
    binding,
    subject.source_path.to_s,
    subject.source_line
  )
rescue SyntaxError => exception
  # rubocop:disable Style/GuardClause
  if VOID_VALUE_REGEXP.match?(exception.message)
    VOID_VALUE
  else
    raise
  end
else
  SUCCESS
end