Allowing blank lines...

src/main/java/com/webcodepro/applecommander/util/applesoft/Parser.java

@@ -55,6 +55,10 @@ public class Parser {
 	
 	public int expectNumber() {
 		Token c = tokens.remove();
+		while (c.type == Type.EOL) {
+			// Allow blank lines...
+			c = tokens.remove();
+		}
 		if (c.type != Type.NUMBER) {
 			throw new RuntimeException("Expected a number in line #" + c.line);
 		}

src/test/resources/circles.bas

@@ -1,4 +1,5 @@
 10 GOTO 100
+
 20 REM DRAW CIRCLE ROUTINE
 30 FOR A = 0 TO PT
 40 X = X(A) * SZ:Y = Y(A) * SZ
@@ -8,6 +9,7 @@
 80 HPLOT XO - X,YO - Y
 90 NEXT A
 95 RETURN
+
 100 REM MAIN PROGRAM
 110 HGR
 115 C(0)=1:C(1)=2:C(2)=3:C(3)=5:C(4)=6:C(5)=7