checkcelloffunc.m

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function inpArray=checkcelloffunc(inpArray,isEmptyAllowed,varargin)
import mxberry.core.throwerror;
[~,~,nCallerStackStepsUp]=mxberry.core.parseparext(...
    varargin,...
    {'nCallerStackStepsUp';1;...
    'isscalar(x)&&isnumeric(x)&&isreal(x)'},0,...
    'propRetMode','separate');
if nargin==1
    isEmptyAllowed=false;
end
%
if ~(mxberry.core.isrow(inpArray)||isEmptyAllowed&&isempty(inpArray))
    if ~isEmptyAllowed
        throwerror('wrongInput',...
            '%s is char is expected to be a row',inputname(1),...
            'nCallerStackStepsUp',1+nCallerStackStepsUp);
    else
        throwerror('wrongInput',...
            '%s is char is expected to be a row or empty cell',...
            inputname(1),'nCallerStackStepsUp',1+nCallerStackStepsUp);
    end
end
if isa(inpArray,'function_handle')
    inpArray={inpArray};
elseif ~iscell(inpArray)
    throwerror('wrongInput',...
        'input array should be either function_handle or cell',...
        'nCallerStackStepsUp',1+nCallerStackStepsUp);
else
    if ~all(cellfun('isclass',inpArray,'function_handle'))
        throwerror('wrongInput',...
            '%s is expected to be a cell array of function_handles',...
            inputname(1),'nCallerStackStepsUp',1+nCallerStackStepsUp);
    end
end