/usr/lib/ruby/vendor_ruby/cairo/point.rb is in ruby-cairo 1.12.9-1build6.
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 | module Cairo
class Point
def distance(other)
Math.sqrt((other.x - x) ** 2 + (other.y - y) ** 2)
end
end
end
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