Mercurial > octave
view scripts/miscellaneous/mustBeNumeric.m @ 31202:434b5a1b9498
isequal.m: Add ability to compare Java objects (bug #62930)
* isequal.m: Add elseif clause to detect Java objects and use built-in Java
"equals" method for comparison. Add BIST test for Java object comparison.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 25 Aug 2022 15:35:25 -0700 |
parents | 796f54d4ddbf |
children | 597f3ee61a48 |
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######################################################################## ## ## Copyright (C) 2019-2022 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## This file is part of Octave. ## ## Octave 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, either version 3 of the License, or ## (at your option) any later version. ## ## Octave 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 Octave; see the file COPYING. If not, see ## <https://www.gnu.org/licenses/>. ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {} mustBeNumeric (@var{x}) ## ## Require that input @var{x} is numeric. ## ## Raise an error if the input @var{x} is not numeric, as determined by ## @code{isnumeric (@var{x})}. ## ## @seealso{mustBeNumericOrLogical, isnumeric} ## @end deftypefn function mustBeNumeric (x) if (nargin < 1) print_usage (); endif if (! isnumeric (x)) label = inputname (1); if (isempty (label)) label = "input"; endif error ("%s must be numeric; found a %s", label, class (x)); endif endfunction %!test %! mustBeNumeric ([]); %! mustBeNumeric (42); %! mustBeNumeric (int32 (42)); %! mustBeNumeric (NaN); %!error <Invalid call> mustBeNumeric () %!error <found a char> mustBeNumeric ("foo") %!error <found a logical> mustBeNumeric (true) %!error <found a struct> mustBeNumeric (struct ()) %!error <found a cell> mustBeNumeric (cell ())