documentclass{article}
usepackage{blindtext}

setlengthparindent{0pt}
usepackage{minted}
usepackage[margin=1in]{geometry}

begin{document}

This is my 132 wide code in mint
scriptsize
begin{minted}[breaklines=false,linenos]{matlab}
function foo()
%this is loooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooog
%comment, 132 long

x=sin(1); %my sinnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn function
end
end{minted}
normalsize

This is shorter code

begin{minted}[breaklines=false,linenos]{matlab}
function foo()
%this is not a long comment

x=sin(1); %my sine function
end
end{minted}
end{document}