// ForStatement and UsingStatement use a LocalVariableDeclaration,
// so they don't need to be visited separately
public override object Visit(ForeachStatement foreachStatement, object data)
{
AddVariable(foreachStatement.TypeReference,
foreachStatement.VariableName,
foreachStatement.StartLocation,
foreachStatement.EndLocation);
if (foreachStatement.Expression != null) {
foreachStatement.Expression.AcceptVisitor(this, data);
}
if (foreachStatement.EmbeddedStatement == null) {
return data;
}
return foreachStatement.EmbeddedStatement.AcceptVisitor(this, data);
}
public override object Visit(ForeachStatement foreachStatement, object data)
{
return null;
}
public override object Visit(ForeachStatement foreachStatement, object data)
{
DebugOutput(foreachStatement);
AppendIndentation();sourceText.Append("For Each ");
sourceText.Append(foreachStatement.VariableName);
sourceText.Append(" As ");
sourceText.Append(this.GetTypeString(foreachStatement.TypeReference));
sourceText.Append(" In ");
sourceText.Append(foreachStatement.Expression.AcceptVisitor(this, data));
AppendNewLine();
++indentLevel;
foreachStatement.EmbeddedStatement.AcceptVisitor(this, data);
--indentLevel;
AppendIndentation();sourceText.Append("Next");
AppendNewLine();
return null;
}
public override object Visit(ForeachStatement foreachStatement, object data)
{
Console.WriteLine(foreachStatement.ToString());
return foreachStatement.AcceptChildren(this, data);
}
public virtual object Visit(ForeachStatement foreachStatement, object data)
{
if (foreachStatement.Expression != null) {
foreachStatement.Expression.AcceptVisitor(this, data);
}
if (foreachStatement.EmbeddedStatement == null) {
return data;
}
return foreachStatement.EmbeddedStatement.AcceptVisitor(this, data);
}
void EmbeddedStatement(
#line 1564 "cs.ATG"
out Statement statement) {
#line 1566 "cs.ATG"
TypeReference type = null;
Expression expr = null;
Statement embeddedStatement = null;
statement = null;
if (la.kind == 14) {
Block(
#line 1572 "cs.ATG"
out statement);
} else if (la.kind == 10) {
lexer.NextToken();
#line 1574 "cs.ATG"
statement = new EmptyStatement();
} else if (
#line 1576 "cs.ATG"
IdentIsYield ()) {
Expect(1);
if (la.kind == 100) {
lexer.NextToken();
Expr(
#line 1577 "cs.ATG"
out expr);
} else if (la.kind == 52) {
lexer.NextToken();
} else SynErr(169);
Expect(10);
#line 1577 "cs.ATG"
statement = new YieldStatement(expr);
} else if (
#line 1579 "cs.ATG"
UnCheckedAndLBrace()) {
#line 1579 "cs.ATG"
Statement block; bool isChecked = true;
if (la.kind == 57) {
lexer.NextToken();
} else if (la.kind == 117) {
lexer.NextToken();
#line 1580 "cs.ATG"
isChecked = false;
} else SynErr(170);
Block(
#line 1581 "cs.ATG"
out block);
#line 1581 "cs.ATG"
statement = isChecked ? (Statement)new CheckedStatement(block) : (Statement)new UncheckedStatement(block);
} else if (StartOf(4)) {
StatementExpr(
#line 1583 "cs.ATG"
out statement);
Expect(10);
} else if (la.kind == 78) {
lexer.NextToken();
#line 1585 "cs.ATG"
Statement elseStatement = null;
Expect(18);
Expr(
#line 1586 "cs.ATG"
out expr);
Expect(19);
EmbeddedStatement(
#line 1587 "cs.ATG"
out embeddedStatement);
if (la.kind == 66) {
lexer.NextToken();
EmbeddedStatement(
#line 1588 "cs.ATG"
out elseStatement);
}
#line 1589 "cs.ATG"
statement = elseStatement != null ? (Statement)new IfElseStatement(expr, embeddedStatement, elseStatement) : (Statement)new IfStatement(expr, embeddedStatement);
} else if (la.kind == 109) {
lexer.NextToken();
#line 1590 "cs.ATG"
ArrayList switchSections = new ArrayList();
Expect(18);
Expr(
#line 1591 "cs.ATG"
out expr);
Expect(19);
Expect(14);
while (la.kind == 54 || la.kind == 62) {
SwitchSection(
#line 1592 "cs.ATG"
out statement);
#line 1592 "cs.ATG"
switchSections.Add(statement);
}
Expect(15);
#line 1593 "cs.ATG"
statement = new SwitchStatement(expr, switchSections);
} else if (la.kind == 124) {
lexer.NextToken();
Expect(18);
Expr(
#line 1595 "cs.ATG"
out expr);
Expect(19);
EmbeddedStatement(
#line 1596 "cs.ATG"
out embeddedStatement);
#line 1596 "cs.ATG"
statement = new WhileStatement(expr, embeddedStatement);
} else if (la.kind == 64) {
lexer.NextToken();
EmbeddedStatement(
#line 1597 "cs.ATG"
out embeddedStatement);
Expect(124);
Expect(18);
Expr(
#line 1598 "cs.ATG"
out expr);
Expect(19);
Expect(10);
#line 1598 "cs.ATG"
statement = new DoWhileStatement(expr, embeddedStatement);
} else if (la.kind == 75) {
lexer.NextToken();
#line 1599 "cs.ATG"
ArrayList initializer = null, iterator = null;
Expect(18);
if (StartOf(4)) {
ForInitializer(
#line 1600 "cs.ATG"
out initializer);
}
Expect(10);
if (StartOf(4)) {
Expr(
#line 1601 "cs.ATG"
out expr);
}
Expect(10);
if (StartOf(4)) {
ForIterator(
#line 1602 "cs.ATG"
out iterator);
}
Expect(19);
EmbeddedStatement(
#line 1603 "cs.ATG"
out embeddedStatement);
#line 1603 "cs.ATG"
statement = new ForStatement(initializer, expr, iterator, embeddedStatement);
} else if (la.kind == 76) {
lexer.NextToken();
Expect(18);
Type(
#line 1604 "cs.ATG"
out type);
Expect(1);
#line 1604 "cs.ATG"
string varName = t.val;
Expect(80);
Expr(
#line 1605 "cs.ATG"
out expr);
Expect(19);
EmbeddedStatement(
#line 1606 "cs.ATG"
out embeddedStatement);
#line 1606 "cs.ATG"
statement = new ForeachStatement(type, varName , expr, embeddedStatement);
statement.EndLocation = t.EndLocation;
} else if (la.kind == 52) {
lexer.NextToken();
Expect(10);
#line 1610 "cs.ATG"
statement = new BreakStatement();
} else if (la.kind == 60) {
lexer.NextToken();
Expect(10);
#line 1611 "cs.ATG"
statement = new ContinueStatement();
} else if (la.kind == 77) {
GotoStatement(
#line 1612 "cs.ATG"
out statement);
} else if (la.kind == 100) {
lexer.NextToken();
if (StartOf(4)) {
Expr(
#line 1613 "cs.ATG"
out expr);
}
Expect(10);
#line 1613 "cs.ATG"
statement = new ReturnStatement(expr);
} else if (la.kind == 111) {
lexer.NextToken();
if (StartOf(4)) {
Expr(
#line 1614 "cs.ATG"
out expr);
}
Expect(10);
#line 1614 "cs.ATG"
statement = new ThrowStatement(expr);
} else if (la.kind == 113) {
TryStatement(
#line 1617 "cs.ATG"
out statement);
} else if (la.kind == 85) {
lexer.NextToken();
Expect(18);
Expr(
#line 1619 "cs.ATG"
out expr);
Expect(19);
EmbeddedStatement(
#line 1620 "cs.ATG"
out embeddedStatement);
#line 1620 "cs.ATG"
statement = new LockStatement(expr, embeddedStatement);
} else if (la.kind == 120) {
#line 1622 "cs.ATG"
Statement resourceAcquisitionStmt = null;
lexer.NextToken();
Expect(18);
ResourceAcquisition(
#line 1624 "cs.ATG"
out resourceAcquisitionStmt);
Expect(19);
EmbeddedStatement(
#line 1625 "cs.ATG"
out embeddedStatement);
#line 1625 "cs.ATG"
statement = new UsingStatement(resourceAcquisitionStmt, embeddedStatement);
} else if (la.kind == 118) {
lexer.NextToken();
Block(
#line 1627 "cs.ATG"
out embeddedStatement);
#line 1627 "cs.ATG"
statement = new UnsafeStatement(embeddedStatement);
} else if (la.kind == 73) {
lexer.NextToken();
Expect(18);
Type(
#line 1630 "cs.ATG"
out type);
#line 1630 "cs.ATG"
if (type.PointerNestingLevel == 0) Error("can only fix pointer types");
FixedStatement fxStmt = new FixedStatement(type);
string identifier = null;
Expect(1);
#line 1634 "cs.ATG"
identifier = t.val;
Expect(3);
Expr(
#line 1635 "cs.ATG"
out expr);
#line 1635 "cs.ATG"
fxStmt.PointerDeclarators.Add(new VariableDeclaration(identifier, expr));
while (la.kind == 12) {
lexer.NextToken();
Expect(1);
#line 1637 "cs.ATG"
identifier = t.val;
Expect(3);
Expr(
#line 1638 "cs.ATG"
out expr);
#line 1638 "cs.ATG"
fxStmt.PointerDeclarators.Add(new VariableDeclaration(identifier, expr));
}
Expect(19);
EmbeddedStatement(
#line 1640 "cs.ATG"
out embeddedStatement);
#line 1640 "cs.ATG"
fxStmt.EmbeddedStatement = embeddedStatement; statement = fxStmt;
} else SynErr(171);
}
public override object Visit(ForeachStatement foreachStatement, object data)
{
outputFormatter.Indent();
outputFormatter.PrintToken(Tokens.Foreach);
outputFormatter.Space();
outputFormatter.PrintToken(Tokens.OpenParenthesis);
Visit(foreachStatement.TypeReference, data);
outputFormatter.Space();
outputFormatter.PrintIdentifier(foreachStatement.VariableName);
outputFormatter.Space();
outputFormatter.PrintToken(Tokens.In);
outputFormatter.Space();
foreachStatement.Expression.AcceptVisitor(this, data);
outputFormatter.PrintToken(Tokens.CloseParenthesis);
if (foreachStatement.EmbeddedStatement is BlockStatement) {
Visit((BlockStatement)foreachStatement.EmbeddedStatement, false);
} else {
outputFormatter.NewLine();
foreachStatement.EmbeddedStatement.AcceptVisitor(this, data);
}
return null;
}