note
	description: "Eiffel Software specific error for attribute using the `volatile' option in note clauses."
	legal: "See notice at end of class."
	status: "See notice at end of class."
	date: "$Date$"
	revision: "$Revision$"

class
	VRVA

inherit
	FEATURE_ERROR
		redefine
			build_explain, subcode
		end

create
	make_invalid_type, make_invalid_context

feature {NONE} -- Initialization

	make_invalid_type (a_feature: FEATURE_I; a_context_class, a_written_class: CLASS_C; a_type: TYPE_A)
			-- New instance of VRVA(1) error.
		require
			a_feature_attached: a_feature /= Void
			a_context_class_attached: a_context_class /= Void
			a_written_class_attached: a_written_class /= Void
			a_type_attached: a_type /= Void
		do
			make_invalid_context (a_feature, a_context_class, a_written_class)
			invalid_type := a_type
		ensure
			invalid_type_set: invalid_type = a_type
		end

	make_invalid_context (a_feature: FEATURE_I; a_context_class, a_written_class: CLASS_C)
			-- New instance of VRVA(2) error.
		require
			a_feature_attached: a_feature /= Void
			a_context_class_attached: a_context_class /= Void
			a_written_class_attached: a_written_class /= Void
		do
			set_class (a_context_class)
			set_written_class (a_written_class)
			set_feature (a_feature)
		end

feature -- Access

	code: STRING = "VRVA"
			-- <Precursor>

	invalid_type: detachable TYPE_A
			-- Invalid type being involved for a volatile attribute

	subcode: INTEGER
			-- <Precursor>
		do
			if invalid_type /= Void then
				Result := 1
			else
				Result := 2
			end
		end

feature -- Output

	build_explain (a_text_formatter: TEXT_FORMATTER)
			-- <Precursor>
		do
			if attached invalid_type as l_type then
				a_text_formatter.add ("Type: ")
				l_type.append_to (a_text_formatter)
				a_text_formatter.add_new_line
			end
		end

note
	copyright: "Copyright (c) 1984-2010, Eiffel Software"
	license: "GPL version 2 (see http://www.eiffel.com/licensing/gpl.txt)"
	licensing_options: "http://www.eiffel.com/licensing"
	copying: "[
			This file is part of Eiffel Software's Eiffel Development Environment.
			
			Eiffel Software's Eiffel Development Environment is free
			software; you can redistribute it and/or modify it under
			the terms of the GNU General Public License as published
			by the Free Software Foundation, version 2 of the License
			(available at the URL listed under "license" above).
			
			Eiffel Software's Eiffel Development Environment is
			distributed in the hope that it will be useful, but
			WITHOUT ANY WARRANTY; without even the implied warranty
			of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
			See the GNU General Public License for more details.
			
			You should have received a copy of the GNU General Public
			License along with Eiffel Software's Eiffel Development
			Environment; if not, write to the Free Software Foundation,
			Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
		]"
	source: "[
			Eiffel Software
			5949 Hollister Ave., Goleta, CA 93117 USA
			Telephone 805-685-1006, Fax 805-685-6869
			Website http://www.eiffel.com
			Customer support http://support.eiffel.com
		]"
end