module Monkey::Backend::AbstractBackend
Attributes
backend_name[RW]
backend_path[RW]
Public Instance Methods
available?()
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# File lib/monkey/backend.rb, line 13 def available? return true if Object.const_defined? backend_name $LOADED_FEATURES.any? do |f| f =~ /^(.*lib\/)?#{backend_path}|#{backend_path}(-[^\/]+)?\/lib/ end end
expects_module(name)
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# File lib/monkey/backend.rb, line 44 def expects_module(name) name.split("::").inject(Object) do |parent, name| if name.empty? parent else parent.class_eval "module #{name}; self; end" end end end
gem_name()
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# File lib/monkey/backend.rb, line 71 def gem_name @gem_name ||= name[/[^:]*$/].downcase end
load_libs(*data)
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# File lib/monkey/backend.rb, line 25 def load_libs(*data) load_with_prefix backend_path, data end
Also aliased as: load_lib
load_with_prefix(prefix, libs = nil)
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# File lib/monkey/backend.rb, line 31 def load_with_prefix(prefix, libs = nil) case libs when String, Symbol then require File.join(prefix.to_s, libs.to_s) when Array then libs.each { |lib| load_with_prefix prefix, lib } when Hash then libs.each { |k, v| load_with_prefix File.join(prefix.to_s, k.to_s), v } else raise ArgumentError, "cannot handle #{libs.inspect}" end end
missing(*libs)
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# File lib/monkey/backend.rb, line 40 def missing(*libs) load_with_prefix "monkey/backend/common", libs end
setup_complete()
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# File lib/monkey/backend.rb, line 20 def setup_complete require backend_path setup end
version(default = "0")
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# File lib/monkey/backend.rb, line 54 def version(default = "0") return version(nil) || default unless default.nil? return @version if @version return unless defined? Gem Gem.send :attr_accessor, :loaded_specs return unless Gem.loaded_specs.respond_to? :[] @version = Gem.loaded_specs[gem_name].version.to_s if Gem.loaded_specs.include? gem_name end
version!()
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# File lib/monkey/backend.rb, line 63 def version! version(nil) or raise RuntimeError, "unable to determine backend version" end
version?()
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# File lib/monkey/backend.rb, line 67 def version? !!version(false) end