/usr/lib/ruby/vendor_ruby/rspec/matchers/built_in/be_instance_of.rb is in ruby-rspec-expectations 3.5.0c3e0m0s0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | module RSpec
module Matchers
module BuiltIn
# @api private
# Provides the implementation for `be_an_instance_of`.
# Not intended to be instantiated directly.
class BeAnInstanceOf < BaseMatcher
# @api private
# @return [String]
def description
"be an instance of #{expected}"
end
private
def match(expected, actual)
actual.instance_of? expected
end
end
end
end
end
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