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1a1b653c9c
Since RDoc does not parse string literals as documents, `eval` the
entire file instead of embedding in a here-document.
On the contrary, as `gem_original_require` alias is an implementation
detail but not for users, it should not be documented.
cad4cf16cf
50 lines
1.1 KiB
Ruby
50 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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module Kernel
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rubygems_path = "#{__dir__}/" # Frames to be skipped start with this path.
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original_warn = instance_method(:warn)
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remove_method :warn
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class << self
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remove_method :warn
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end
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module_function define_method(:warn) {|*messages, **kw|
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unless uplevel = kw[:uplevel]
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if Gem.java_platform? && RUBY_VERSION < "3.1"
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return original_warn.bind(self).call(*messages)
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else
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return original_warn.bind(self).call(*messages, **kw)
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end
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end
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# Ensure `uplevel` fits a `long`
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uplevel, = [uplevel].pack("l!").unpack("l!")
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if uplevel >= 0
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start = 0
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while uplevel >= 0
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loc, = caller_locations(start, 1)
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unless loc
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# No more backtrace
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start += uplevel
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break
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end
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start += 1
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if path = loc.path
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unless path.start_with?(rubygems_path) || path.start_with?("<internal:")
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# Non-rubygems frames
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uplevel -= 1
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end
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end
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end
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kw[:uplevel] = start
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end
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original_warn.bind(self).call(*messages, **kw)
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}
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end
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