private LineDirectivePositionSyntax ParseLineDirectivePosition(ref bool reportError, out int line, out int character)
{
var openParen = EatToken(SyntaxKind.OpenParenToken, reportError);
if (openParen.IsMissing)
{
reportError = false;
}
var lineToken = ParseLineDirectiveNumericLiteral(ref reportError, minValue: 1, maxValue: MaxLineValue, out line);
var comma = EatToken(SyntaxKind.CommaToken, reportError);
if (comma.IsMissing)
{
reportError = false;
}
var characterToken = ParseLineDirectiveNumericLiteral(ref reportError, minValue: 1, maxValue: MaxCharacterValue, out character);
var closeParen = EatToken(SyntaxKind.CloseParenToken, reportError);
if (closeParen.IsMissing)
{
reportError = false;
}
return(SyntaxFactory.LineDirectivePosition(openParen, lineToken, comma, characterToken, closeParen));
}