Sha256: d0d2ea6c200656715d49014371fafda3bd3050dd582df36904445a6aa2907831
Contents?: true
Size: 930 Bytes
Versions: 63
Compression:
Stored size: 930 Bytes
Contents
module Guard
module Internals
module Tracing
def self.trace(mod, meth)
meta = (class << mod; self; end)
original_meth = "original_#{meth}".to_sym
if mod.respond_to?(original_meth)
fail "ALREADY TRACED: #{mod}.#{meth}"
end
meta.send(:alias_method, original_meth, meth)
meta.send(:define_method, meth) do |*args, &block|
yield(*args) if block_given?
mod.send original_meth, *args, &block
end
end
def self.untrace(mod, meth)
meta = (class << mod; self; end)
original_meth = "original_#{meth}".to_sym
unless mod.respond_to?(original_meth)
fail "NOT TRACED: #{mod}.#{meth} (no method: #{original_meth})"
end
meta.send(:remove_method, meth)
meta.send(:alias_method, meth, original_meth)
meta.send(:undef_method, original_meth)
end
end
end
end
Version data entries
63 entries across 63 versions & 10 rubygems