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fuJiin/flash_from_errors.rb

Created November 9, 2011 01:56
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flash_from_errors
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flash_from_errors.rb
# first option should specify the flash type.
# defaults to :error if not given
def flash_from_errors(object, *options)
type = ([:notice, :error, :alert, :success, :news] & options)[0] || :error
msg = object.errors.full_messages.join(", and ").downcase.capitalize
options.include?(:now) ? flash.now[type] = msg : flash[type] = msg
end
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