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# frozen_string_literal: true
class Pry
# @api private
# @since v0.13.0
module Warning
# Prints a warning message with exact file and line location, similar to how
# Ruby's -W prints warnings.
#
# @param [String] message
# @return [void]
def self.warn(message)
if Kernel.respond_to?(:caller_locations)
location = caller_locations(2..2).first
path = location.path
lineno = location.lineno
else
# Ruby 1.9.3 support.
frame = caller[1].split(':') # rubocop:disable Performance/Caller
path = frame.first
lineno = frame[1]
end
Kernel.warn("#{path}:#{lineno}: warning: #{message}")
end
end
end
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