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function [stage, errorHasOccurred] = errorHandler(e)
% common error handler code: save and print to console
errorHasOccurred = true;
stage = emptyStage();
stage.message = format_error_message(e);
stage.error = errorHasOccurred;
disp_error_message(stage.message);
end
% ==============================================================================
function msg = format_error_message(e)
msg = '';
if ~isempty(e.message)
msg = sprintf('%serror: %s\n', msg, e.message);
end
if ~isempty(e.identifier)
if strfind(lower(e.identifier),'testmatlab2tikz:')
% When "errors" occur in the test framework, i.e. a hash mismatch
% or no hash provided, there is no need to be very verbose.
% So we don't return the msgid and the stack trace in those cases!
return % only return the message
end
msg = sprintf('%serror: %s\n', msg, e.identifier);
end
if ~isempty(e.stack)
msg = sprintf('%serror: called from:\n', msg);
for ee = e.stack(:)'
msg = sprintf('%serror: %s at line %d, in function %s\n', ...
msg, ee.file, ee.line, ee.name);
end
end
end
% ==============================================================================
function disp_error_message(msg)
stderr = 2;
% The error message should not contain any more escape sequences and
% hence can be output literally to stderr.
fprintf(stderr, '%s', msg);
end
% ==============================================================================
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