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: admMakeSeedMatrixFor.m
    path of file: ./repos/d2d/arFramework3/ThirdParty/StrucID/adimat/runtime
    
    the code of the file until where you have to start completion: % function [seedMatrix coloring jPattern] = ...
%      admMakeSeedMatrixFor(seedMatrix, nCompInputs, admOpts)
%
% Copyright 2011 Johannes Willkomm, Institute for Scientific Computing
%                     RWTH Aachen University
%
% This file is part of the ADiMat runtime environment.
%
function [seedMatrix coloring jPattern] = ...
      admMakeSeedMatrixFor(seedMatrix, nCompInputs, admOpts)

  coloring = [];

  jPattern = admOpts.jac_nzpattern;
  if isempty(jPattern)
    jPattern = admOpts.JPattern;
  end
  
  if ~isempty(jPattern)

    % use compression

    if isa(seedMatrix, 'char')
      coloringFunctionName = seedMatrix;
      admOpts.coloringFunction = str2func(seedMatrix)
    
function [seedMatrix coloring jPattern] = ...
%      admMakeSeedMatrixFor(seedMatrix, nCompInputs, admOpts)
%
% Copyright 2011 Johannes Willkomm, Institute for Scientific Computing
%                     RWTH Aachen University
%
% This file is part of the ADiMat runtime environment.
%
function [seedMatrix coloring jPattern] = ...
      admMakeSeedMatrixFor(seedMatrix, nCompInputs, admOpts)

  coloring = [];

  jPattern = admOpts.jac_nzpattern;
  if isempty(jPattern)
    jPattern = admOpts.JPattern;
  end
  
  if ~isempty(jPattern)

    % use compression

    if isa(seedMatrix, 'char')
      coloringFunctionName = seedMatrix;
      admOpts.coloringFunction = str2func(seedMatrix);
    elseif isa(seedMatrix, 'function_handle')
      coloringFunctionName = func2str(seedMatrix);
      admOpts.coloringFunction = seedMatrix;
    elseif isa(admOpts.coloringFunction, 'function_handle')
      coloringFunctionName = func2str(admOpts.coloringFunction);
    elseif isa(admOpts.coloringFunction, 'char')
      coloringFunctionName = admOpts.coloringFunction;
    else
      error('adimat:admDiff:noColoringFunction', ...
            ['Options field coloringFunction must be either a function name'...
             ' or a function handle, but is of class "%s".'], ...
            class(admOpts.coloringFunction));
    end