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34 lines
1.1 KiB
Ruby
34 lines
1.1 KiB
Ruby
class Rubinius::VM
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# Get an Array of Rubinius::Location objects representing the current
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# call stack. +frames_to_skip+ says how many initial frames to ignore.
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# If +include_vars+ is set, then the Location objects also include a
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# Rubinius::VariableScope object that can be used to access the frames
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# running information like locals, self, etc.
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#
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def self.backtrace(frames_to_skip, *args)
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Rubinius.invoke_primitive :vm_backtrace, Integer(frames_to_skip) + 1
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end
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def self.stats
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Rubinius.primitive :vm_stats
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raise PrimitiveFailure, "Rubinius::VM.stats primitive failed"
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end
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def self.load_library(path, name)
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Rubinius.primitive :load_library
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raise PrimitiveFailure, "Rubinius::VM.load_library primitive failed"
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end
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def self.coerce_to_array(object)
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array = object.respond_to?(:to_a) ? object.to_a : [object]
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raise(TypeError, "`to_a' did not return Array") unless array.is_a?(Array)
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array
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end
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# Semantics of this are very important. ret MUST be returned.
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def self.perform_hook(obj, meth, arg, ret)
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# The VM already verified the method exists
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obj.__send__(meth, arg)
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return ret
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end
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end
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