Class: Module

Inherits:
Object show all
Defined in:
lib/test/unit/deprecate.rb,
lib/mini/spec.rb

Overview

define deprecation api

Constant Summary collapse

DEPS = 
Hash.new { |h,k| h[k] = {} }

Instance Method Summary collapse

Instance Method Details

#infect_with_assertions(pos_prefix, neg_prefix, skip_re, map = {}) ⇒ Object 



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# File 'lib/mini/spec.rb', line 6

def infect_with_assertions pos_prefix, neg_prefix, skip_re, map = {}
  Mini::Assertions.public_instance_methods(false).each do |meth|
    meth = meth.to_s

    new_name = case meth
               when /^assert/ then
                 meth.sub(/^assert/, pos_prefix.to_s)
               when /^refute/ then
                 meth.sub(/^refute/, neg_prefix.to_s)
               end
    next unless new_name
    next if new_name =~ skip_re

    regexp, replacement = map.find { |re, _| new_name =~ re }
    new_name.sub! regexp, replacement if replacement

    # warn "%-22p -> %p %p" % [meth, new_name, regexp]
    self.class_eval <<-EOM
      def #{new_name} *args, &block
        return Mini::Spec.current.#{meth}(*args, &self)     if Proc === self
        return Mini::Spec.current.#{meth}(args.first, self) if args.size == 1
        return Mini::Spec.current.#{meth}(self, *args)
      end
    EOM
  end
end

#tu_deprecate(old, new) ⇒ Object 



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# File 'lib/test/unit/deprecate.rb', line 15

def tu_deprecate old, new
  class_eval <<-EOM
    def #{old} *args, &block
      cls, clr = self.class, caller.first
      self.class.tu_deprecation_warning #{old.inspect}, #{new.inspect}, clr
      #{new}(*args, &block)
    end
  EOM
end

#tu_deprecation_warning(old, new = nil, kaller = nil) ⇒ Object 



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# File 'lib/test/unit/deprecate.rb', line 4

def tu_deprecation_warning old, new = nil, kaller = nil
  kaller ||= caller[1]
  unless DEPS[old][kaller] then
    msg = "#{self}##{old} deprecated. "
    msg += new ? "Use ##{new}" : "No replacement is provided"
    msg += ". From #{kaller}."
    warn msg
  end
  DEPS[old][kaller] = true
end