note description: "Assigner command error." legal: "See notice at end of class." status: "See notice at end of class."; date: "$Date$"; revision: "$Revision$" deferred class VFAC inherit EIFFEL_ERROR undefine subcode redefine build_explain, is_defined, trace_primary_context, print_single_line_error_message end INTERNAL_COMPILER_STRING_EXPORTER feature {NONE} -- Creation make (c: CLASS_C; f: FEATURE_I) -- Create error with current class `c' and feature `f'. require c_not_void: c /= Void f_not_void: f /= Void f_has_assigner: f.assigner_name /= Void do set_class (c) -- Create a E_FEATURE object taken from current class so -- that we get correct translation of any generic parameter: -- Eg: in parent A [G] you have f (a: G) -- in descendant B [G, H] inherit A [H], the signature of -- `f' becomes f (a: H) and if you display the feature information -- using parent class it will crash when trying to display the second -- generic parameter which does not exist in B, only in A. a_feature := f.api_feature (c.class_id) ensure class_c_set: class_c = c a_feature_set: a_feature /= Void assigner_name_set: equal (a_feature.assigner_name, f.assigner_name) end feature -- Properties a_feature: E_FEATURE -- Feature implemented in the class of id `class_id' -- with assigner mark assigner: E_FEATURE -- Assigner feature code: STRING = "VFAC" -- Error code feature -- Status report is_defined: BOOLEAN -- Is the error fully defined? do Result := is_class_defined and then a_feature /= Void ensure then valid_a_feature: Result implies a_feature /= Void end feature -- Modification set_assigner (a: like assigner) -- Set version of an assigner associated with `a_feature'. do assigner := a ensure assigner_set: assigner = a end feature -- Output build_explain (a_text_formatter: TEXT_FORMATTER) -- Build specific explanation explain for current error -- in `a_text_formatter'. do a_text_formatter.add ("Feature: ") a_feature.append_signature (a_text_formatter) a_text_formatter.add_new_line if assigner = Void then a_text_formatter.add ("Assigner mark: ") a_text_formatter.add_feature_name (a_feature.assigner_name_32, a_feature.written_class) else a_text_formatter.add ("Assigner feature: ") assigner.append_signature (a_text_formatter) end a_text_formatter.add_new_line end trace_primary_context (a_text_formatter: TEXT_FORMATTER) -- Build the primary context string so errors can be navigated to do if a_text_formatter /= Void and then attached a_feature as l_feature and then attached class_c as l_class then print_context_feature (a_text_formatter, l_feature, l_class) else Precursor (a_text_formatter) end end feature {NONE} -- Output print_single_line_error_message (a_text_formatter: TEXT_FORMATTER) -- Displays single line help in `a_text_formatter'. do Precursor {EIFFEL_ERROR} (a_text_formatter) if assigner /= Void then a_text_formatter.add_space a_text_formatter.add ("Assigner ") assigner.append_name (a_text_formatter) 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