You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: inspect.m
    path of file: ./repos/jigsaw-matlab
    
    the code of the file until where you have to start completion: function [okay] = inspect(mesh,varargin)
%INSPECT helper routine to safely query a MESH structure.

%-----------------------------------------------------------
%   Darren Engwirda
%   github.com/dengwirda/jigsaw-matlab

    
function [okay] = inspect(mesh,varargin)
%INSPECT helper routine to safely query a MESH structure.

%-----------------------------------------------------------
%   Darren Engwirda
%   github.com/dengwirda/jigsaw-matlab
%   30-May-2020
%   d.engwirda@gmail.com
%-----------------------------------------------------------
%

    okay = false; base = ''; item = '';

    if (nargin >= +2), base = varargin{1}; end