## Copyright (C) 2019, 2023, 2024, 2026 Andrew Janke
##
## This program 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.
##
## This program 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 this program; If not, see <http://www.gnu.org/licenses/>.

classdef vartype_filter
  #VARTYPE_FILTER A thing that indicates filtering by variable type

  properties
    type
  endproperties

  methods

    function this = vartype_filter (type)
      mustBeCharvec (type);
      this.type = type;
    endfunction

    function out = matches (this, variable_value)
      if (isequal (this.type, 'cellstr'))
        out = iscellstr (variable_value);
      else
        out = isa (variable_value, this.type);
      endif
    endfunction

  endmethods

endclassdef
