/** Creates a default getter for use in a field or a guard. */
private GetStatement CreateDefaultGetter(Cursor cursor, string value)
{
// Create profile of the default getter.
Profile profile = new Profile(
position,
new NamedType(position, new SymbolReference(position, PathKind.Instance, value)),
new Parameter[0]
);
// Create sole embedded statement; a return statement that returns the value of the data member.
Statement statement = new ReturnExpressionStatement(
position,
new NamedExpression(position, new SymbolReference(position, PathKind.Instance, value))
);
Statement[] statements = new Statement[1]{ statement };
Block block = new Block(position, statements);
return new GetStatement(
position,
new SymbolDefinition(position, "get", SymbolKind.Getter),
profile,
block
);
}
public override object Visit(ReturnExpressionStatement that, object value)
{
_writer.Write("return ");
that.Expression.Visit(this);
_writer.WriteLine();
return null;
}
public override object Visit(ReturnExpressionStatement that, object value = null)
{
PrintPrologue(that);
_writer.WriteLine("Expression = {0}", that.Expression.Id);
PrintEpilogue(that);
that.Expression.Visit(this);
return null;
}
public override object Visit(ReturnExpressionStatement that, object value)
{
Storage result = (Storage) that.Expression.Visit(this);
_writer.Write("ret ");
#if FINISHED
that.Expression.Type.Visit(this);
#endif
_writer.Write(" " + result.ToString());
_writer.WriteLine();
return null;
}
public override object Visit(ReturnExpressionStatement that, object value = null)
{
that.Expression.Visit(this);
return null;
}
/** Parses a \c return statement. */
private Statement ParseReturnStatement()
{
Token start = _matcher.Match(TokenKind.Keyword_Return);
Statement result;
if (_matcher.This.Kind != TokenKind.EndOfLine)
{
_matcher.Match(TokenKind.Space);
var expression = ParseExpression();
result = new ReturnExpressionStatement(start.Cursor, expression);
}
else
result = new ReturnNothingStatement(start.Cursor);
_matcher.Match(TokenKind.EndOfLine);
return result;
}