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Contents
module RGen
module Instantiator
module ResolutionHelper
# sets the target of an unresolved reference in the model
# returns :type_error if the target is of wrong type, otherwise :success
#
def self.set_uref_target(uref, target)
refs = uref.element.getGeneric(uref.feature_name)
if refs.is_a?(Array)
index = refs.index(uref.proxy)
uref.element.removeGeneric(uref.feature_name, uref.proxy)
begin
uref.element.addGeneric(uref.feature_name, target, index)
rescue StandardError => e
if is_type_error?(e)
uref.element.addGeneric(uref.feature_name, uref.proxy, index)
return :type_error
else
raise
end
end
else
begin
# this will replace the proxy
uref.element.setGeneric(uref.feature_name, target)
rescue StandardError => e
if is_type_error?(e)
return :type_error
else
raise
end
end
end
:success
end
def self.is_type_error?(e)
e.message =~ /Can not use a .* where a .* is expected/
end
end
end
end
Version data entries
225 entries across 225 versions & 3 rubygems