\installprettytype[PAS][PAS]
\setupcolors[state=start]
\setuptyping[option=color]
\definetyping[PAS][option=PAS, escape=yes, tab=4, numbering=line]
\setuplinenumbering[location=text]

\starttext
\startPAS
normal { Comment } normal
normal {$R- compiler directive} normal
procedure TForm1.Button1.Click(Sender: TObject);
var  // Delphi Comment
	Number, I, X: Integer;
begin
	Number := 12345 * (2 + 9);
	Caption := 'The number is ' + IntToStr(Number);
	asm
		MOV AX,1234h
		MOV Number,AX
	end;
	X := 10;
end;
\stopPAS

\startPAS
My_Variable := _for;
45My_Variable := _Variable45;
normal asm green for end normal For END
normal aSM green foR eNd normal For END
&for asm green
end normal / normal
{bold'bold}normal'blue
normal'blue{blue}blue'Normal'blue
asm green'gr{ee}n'{bold bold}green end
{asm bold end}
normal'blue'Normal'Blue'nOrmal'bLue'noRmal
normal {bold*) still bold
still comment
comment (* ends} normal
normal (*bold} still bold
still comment
comment { ends*) normal
\stopPAS
\stoptext