internal void IncludeCompilationUnitUsingClauses() {
CompilationUnitNode compilationUnit = (CompilationUnitNode)parent;
if (compilationUnit.UsingClauses.Count != 0) {
ParseNodeList mergedUsings = new ParseNodeList();
mergedUsings.Append(compilationUnit.UsingClauses);
if (_usingClauses.Count != 0) {
mergedUsings.Append(_usingClauses);
}
_usingClauses = GetParentedNodeList(mergedUsings);
}
}
internal void IncludeCompilationUnitUsingClauses()
{
CompilationUnitNode compilationUnit = (CompilationUnitNode)parent;
if (compilationUnit.UsingClauses.Count != 0)
{
ParseNodeList mergedUsings = new ParseNodeList();
mergedUsings.Append(compilationUnit.UsingClauses);
if (_usingClauses.Count != 0)
{
mergedUsings.Append(_usingClauses);
}
_usingClauses = GetParentedNodeList(mergedUsings);
}
}
internal override void MergePartialType(CustomTypeNode partialTypeNode)
{
base.MergePartialType(partialTypeNode);
if (partialTypeNode._baseTypes.Count > 0)
{
_baseTypes.Append(GetParentedNodeList(partialTypeNode._baseTypes));
}
}
public static ParseNodeList GetAttributeList(ParseNodeList attributeBlocks) {
if ((attributeBlocks == null) || (attributeBlocks.Count == 0)) {
return attributeBlocks;
}
ParseNodeList attributes = new ParseNodeList();
foreach (AttributeBlockNode attributeBlock in attributeBlocks) {
ParseNodeList localAttributes = attributeBlock.Attributes;
if (localAttributes.Count != 0) {
attributes.Append(localAttributes);
}
}
return attributes;
}
private void BuildCodeModel() {
_compilationUnitList = new ParseNodeList();
CodeModelBuilder codeModelBuilder = new CodeModelBuilder(_options, this);
CodeModelValidator codeModelValidator = new CodeModelValidator(this);
CodeModelProcessor validationProcessor = new CodeModelProcessor(codeModelValidator, _options);
foreach (IStreamSource source in _options.Sources) {
CompilationUnitNode compilationUnit = codeModelBuilder.BuildCodeModel(source);
if (compilationUnit != null) {
validationProcessor.Process(compilationUnit);
_compilationUnitList.Append(compilationUnit);
}
}
}
private ParseNodeList GetNamespaces(ParseNodeList members) {
ParseNodeList namespaceList = new ParseNodeList();
foreach (ParseNode memberNode in members) {
NamespaceNode namespaceNode = memberNode as NamespaceNode;
if (namespaceNode == null) {
// Top-level type nodes are turned into children of a namespace with
// an empty name.
Token nsToken = new Token(TokenType.Namespace, memberNode.Token.SourcePath, memberNode.Token.Position);
namespaceNode = new NamespaceNode(nsToken, String.Empty, _usingClauses, new ParseNodeList(memberNode));
}
namespaceList.Append(namespaceNode);
}
return namespaceList;
}
public static ParseNodeList GetAttributeList(ParseNodeList attributeBlocks)
{
if ((attributeBlocks == null) || (attributeBlocks.Count == 0))
{
return(attributeBlocks);
}
ParseNodeList attributes = new ParseNodeList();
foreach (AttributeBlockNode attributeBlock in attributeBlocks)
{
ParseNodeList localAttributes = attributeBlock.Attributes;
if (localAttributes.Count != 0)
{
attributes.Append(localAttributes);
}
}
return(attributes);
}
private ParseNodeList GetNamespaces(ParseNodeList members)
{
ParseNodeList namespaceList = new ParseNodeList();
foreach (ParseNode memberNode in members)
{
NamespaceNode namespaceNode = memberNode as NamespaceNode;
if (namespaceNode == null)
{
// Top-level type nodes are turned into children of a namespace with
// an empty name.
Token nsToken = new Token(TokenType.Namespace, memberNode.Token.SourcePath, memberNode.Token.Position);
namespaceNode = new NamespaceNode(nsToken, String.Empty, _usingClauses, new ParseNodeList(memberNode));
}
namespaceList.Append(namespaceNode);
}
return(namespaceList);
}
internal virtual void MergePartialType(CustomTypeNode partialTypeNode)
{
Debug.Assert(Name == partialTypeNode.Name);
if (partialTypeNode._attributes.Count > 0)
{
_attributes.Append(GetParentedNodeList(partialTypeNode._attributes));
}
if ((partialTypeNode.Modifiers & Modifiers.PartialModifiers) != 0)
{
_modifiers |= (partialTypeNode.Modifiers & Modifiers.PartialModifiers);
}
if (partialTypeNode._typeParameters.Count > 0)
{
_typeParameters.Append(GetParentedNodeList(partialTypeNode._typeParameters));
}
if (partialTypeNode._constraintClauses.Count > 0)
{
_constraintClauses.Append(GetParentedNodeList(partialTypeNode._constraintClauses));
}
}
private ParseNodeList ParseClassOrStructMembers() {
ParseNodeList list = new ParseNodeList();
TokenType type = PeekType();
while (type != TokenType.CloseCurly && type != TokenType.EOF) {
int mark = Mark();
list.Append(ParseClassOrStructMember());
if (mark == Mark()) {
// didn't consume any tokens!
// ensure we make some progress
NextToken();
}
type = PeekType();
}
return list;
}
private ParseNode ParseAttributeBlock() {
Token token = Eat(TokenType.OpenSquare);
AttributeTargets location;
if (PeekType() <= TokenType.Identifier && PeekType(1) == TokenType.Colon) {
location = CheckAttributeTargets(NextToken());
Eat(TokenType.Colon);
}
else {
location = 0;
}
ParseNodeList list = new ParseNodeList();
do {
list.Append(ParseAttribute());
} while ((null != EatOpt(TokenType.Comma)) && (PeekType() != TokenType.CloseSquare));
Eat(TokenType.CloseSquare);
return new AttributeBlockNode(
token,
location,
list);
}
private ParseNodeList ParseAttributes() {
ParseNodeList list = new ParseNodeList();
while (PeekType() == TokenType.OpenSquare) {
list.Append(ParseAttributeBlock());
}
return list;
}
private TryNode ParseTry() {
Token token = Eat(TokenType.Try);
ParseNode body = ParseBlock();
ParseNodeList catchClauses = new ParseNodeList();
while (PeekType() == TokenType.Catch) {
Token catchToken = Eat(TokenType.Catch);
ParseNode type;
AtomicNameNode name;
if (PeekType() == TokenType.OpenParen) {
Eat(TokenType.OpenParen);
type = ParseType();
if (PeekType() == TokenType.Identifier) {
name = ParseIdentifier();
}
else {
name = null;
}
Eat(TokenType.CloseParen);
}
else {
type = null;
name = null;
}
catchClauses.Append(new CatchNode(
catchToken,
type,
name,
ParseBlock()));
}
ParseNode finallyClause;
if (PeekType() == TokenType.Finally) {
Eat(TokenType.Finally);
finallyClause = ParseBlock();
}
else {
finallyClause = null;
}
return new TryNode(
token,
body,
catchClauses,
finallyClause);
}
private ParseNodeList ParseFieldInitializers(bool isFixed) {
ParseNodeList list = new ParseNodeList();
do {
if (!isFixed)
list.Append(new VariableInitializerNode(ParseIdentifier(), ParseVariableInitializer()));
else
list.Append(new VariableInitializerNode(ParseIdentifier(), ParseFixedArrayDimension()));
} while (EatOpt(TokenType.Comma) != null);
return list;
}
private BlockStatementNode ParseBlock() {
Token token = PeekToken();
ParseNodeList statements = new ParseNodeList();
Eat(TokenType.OpenCurly);
TokenType type = PeekType();
while (type != TokenType.CloseCurly && type != TokenType.EOF) {
int mark = Mark();
statements.Append(ParseStatement());
// ensure we make progress in an error case
if (mark == Mark()) {
NextToken();
}
type = PeekType();
}
Eat(TokenType.CloseCurly);
return new BlockStatementNode(token, statements);
}
// namespace-or-type-name
private NameNode ParseNamespaceOrTypeName() {
Token token = PeekToken();
NameNode name = ParseAliasQualifiedName(false);
if ((PeekType() == TokenType.Dot || PeekType() == TokenType.ColonColon) && PeekType(1) == TokenType.Identifier) {
ParseNodeList list = new ParseNodeList(name);
do {
EatDotOrColonColon();
list.Append(ParseSimpleName(false));
}
while (PeekType() == TokenType.Dot && PeekType(1) == TokenType.Identifier);
return new MultiPartNameNode(token, list);
}
else {
return name;
}
}
private ParseNodeList ParseExternAliases() {
ParseNodeList list = new ParseNodeList();
Token token;
while (null != (token = EatOpt(TokenType.Extern))) {
EatContextualKeyword(aliasName);
list.Append(
new ExternAliasNode(
token,
ParseIdentifier()));
Eat(TokenType.Semicolon);
}
return list;
}
private ParseNodeList ParseTypeArgumentList() {
ParseNodeList returnValue = new ParseNodeList();
Eat(TokenType.OpenAngle);
do {
returnValue.Append(ParseType());
} while (null != EatOpt(TokenType.Comma));
Eat(TokenType.CloseAngle);
return returnValue;
}
// qualified-name
private NameNode ParseMultiPartName() {
Token token = PeekToken();
NameNode name = ParseIdentifier();
if (PeekType() == TokenType.Dot && PeekType(1) == TokenType.Identifier) {
ParseNodeList list = new ParseNodeList(name);
do {
Eat(TokenType.Dot);
list.Append(ParseIdentifier());
}
while (PeekType() == TokenType.Dot && PeekType(1) == TokenType.Identifier);
return new MultiPartNameNode(token, list);
}
else {
return name;
}
}
private ExpressionListNode ParseParenArgumentList() {
Token token = PeekToken();
Eat(TokenType.OpenParen);
ParseNodeList list = new ParseNodeList();
while (PeekType() != TokenType.CloseParen) {
list.Append(ParseArgument());
if (null == EatOpt(TokenType.Comma)) {
break;
}
}
Eat(TokenType.CloseParen);
return new ExpressionListNode(token, list);
}
private ArrayInitializerNode ParseArrayInitializer() {
Token token = Eat(TokenType.OpenCurly);
ParseNodeList list = new ParseNodeList();
while (PeekType() != TokenType.CloseCurly && PeekType() != TokenType.EOF) {
if (PeekType() == TokenType.OpenCurly) {
list.Append(ParseArrayInitializer());
}
else {
list.Append(ParseExpression());
}
if (null == EatOpt(TokenType.Comma)) {
break;
}
}
Eat(TokenType.CloseCurly);
return new ArrayInitializerNode(token, list);
}
// using-directives
private ParseNodeList ParseUsingClauses() {
ParseNodeList list = new ParseNodeList();
while (PeekType() == TokenType.Using) {
Token token = Eat(TokenType.Using);
if (PeekType() == TokenType.Identifier && PeekType(1) == TokenType.Equal) {
// using-alias-directive
AtomicNameNode name = ParseIdentifier();
Eat(TokenType.Equal);
list.Append(
new UsingAliasNode(
token,
name,
ParseNamespaceOrTypeName()));
}
else {
// using-namespace-directive
list.Append(
new UsingNamespaceNode(
token,
ParseNamespaceOrTypeName()));
}
Eat(TokenType.Semicolon);
}
return list;
}
// this
// type-name.this
// methodName (
// methodName<T> (
// typename.methodName (
// propertyName {
// typename.propertyName {
// typename.methodName<[Attr]T> (
// fieldName
private ScanMemberNameKind ParseMemberName(out NameNode interfaceType) {
if (PeekType() == TokenType.Operator) {
interfaceType = null;
return ScanMemberNameKind.Operator;
}
Token token = PeekToken();
ParseNodeList list = new ParseNodeList();
if (PeekType() == TokenType.Identifier && PeekType(1) == TokenType.ColonColon) {
interfaceType = ParseAliasQualifiedName(false);
list.Append(interfaceType);
EatDotOrColonColon();
}
else {
interfaceType = null;
}
ScanMemberNameKind result = ScanMemberNameKind.Invalid;
do {
if (PeekType() == TokenType.This)
result = ScanMemberNameKind.Indexer;
else if (PeekType() != TokenType.Identifier)
result = ScanMemberNameKind.Field;
else {
switch (PeekType(1)) {
case TokenType.OpenCurly:
result = ScanMemberNameKind.Property;
break;
case TokenType.OpenParen:
result = ScanMemberNameKind.Method;
break;
case TokenType.OpenAngle:
int mark = Mark();
NextToken(); // _id
TypeArgumentListScan scan = ScanTypeArgumentListOpt();
if (scan == TypeArgumentListScan.MayBeTypeArgumentList) {
switch (PeekType()) {
case TokenType.Dot:
case TokenType.ColonColon:
scan = TypeArgumentListScan.MustBeTypeArgumentList;
break;
default:
scan = TypeArgumentListScan.TypeParameterList;
break;
}
}
Rewind(mark);
if (scan == TypeArgumentListScan.TypeParameterList || scan == TypeArgumentListScan.NotTypeArgumentList) {
result = ScanMemberNameKind.Method;
break;
}
list.Append(ParseSimpleName(false));
EatDotOrColonColon();
break;
case TokenType.ColonColon:
case TokenType.Dot:
list.Append(ParseSimpleName(false));
EatDotOrColonColon();
break;
default:
result = ScanMemberNameKind.Field;
break;
}
}
} while (ScanMemberNameKind.Invalid == result);
if (list.Count > 1)
interfaceType = new MultiPartNameNode(token, list);
return result;
}
private ParseNodeList ParseTypeParametersOpt() {
ParseNodeList returnValue = new ParseNodeList();
if (PeekType() == TokenType.OpenAngle) {
Eat(TokenType.OpenAngle);
do {
returnValue.Append(ParseTypeParameter());
} while (null != EatOpt(TokenType.Comma));
Eat(TokenType.CloseAngle);
}
return returnValue;
}
private SwitchNode ParseSwitch() {
Token token = Eat(TokenType.Switch);
ParseNode condition = ParseParenExpression();
ParseNodeList cases = new ParseNodeList();
Eat(TokenType.OpenCurly);
TokenType type = PeekType();
while (type != TokenType.CloseCurly && type != TokenType.EOF) {
Token sectionToken = PeekToken();
// parse case labels
ParseNodeList labels = new ParseNodeList();
ParseNode label;
while ((label = ParseSwitchLabel()) != null) {
Eat(TokenType.Colon);
labels.Append(label);
}
if (labels.Count == 0) {
ReportError(ParseError.CaseOrDefaultExpected);
}
// parse statements
ParseNodeList statements = new ParseNodeList();
type = PeekType();
while (type != TokenType.Case && type != TokenType.Default && type != TokenType.CloseCurly && type != TokenType.EOF) {
int mark = Mark();
statements.Append(ParseStatement());
// ensure we make progress in an error case
if (mark == Mark()) {
NextToken();
}
type = PeekType();
}
if (statements.Count == 0) {
ReportError(ParseError.StatementExpected);
}
cases.Append(new SwitchSectionNode(
sectionToken,
labels,
statements));
}
Eat(TokenType.CloseCurly);
return new SwitchNode(token, condition, cases);
}
private TypeParameterConstraintNode ParseConstraintClause() {
EatWhere();
AtomicNameNode name = ParseIdentifier();
Eat(TokenType.Colon);
bool hasConstructorConstraint = false;
ParseNodeList typeConstraints = new ParseNodeList();
do {
if (PeekType() == TokenType.New) {
if (hasConstructorConstraint)
ReportError(ParseError.DuplicateConstructorConstraint);
hasConstructorConstraint = true;
Eat(TokenType.New);
Eat(TokenType.OpenParen);
Eat(TokenType.CloseParen);
}
else {
if (hasConstructorConstraint)
ReportError(ParseError.ConstructorConstraintMustBeLast);
typeConstraints.Append(ParseNamespaceOrTypeName());
}
} while (null != EatOpt(TokenType.Comma));
return new TypeParameterConstraintNode(name, typeConstraints, hasConstructorConstraint);
}
private ParseNodeList ParseFormalParameterList(TokenType endType, bool allowAttributes) {
ParseNodeList list = new ParseNodeList();
if (PeekType() != endType) {
ParameterNode lastParam;
do {
lastParam = ParseFormalParameter(allowAttributes);
list.Append(lastParam);
} while (null != EatOpt(TokenType.Comma) && lastParam.Flags != ParameterFlags.Params);
}
return list;
}
private ParseNodeList ParseConstraintClauses() {
ParseNodeList returnValue = new ParseNodeList();
while (PeekWhere()) {
returnValue.Append(ParseConstraintClause());
}
return returnValue;
}
private ParseNodeList ParseEnumMembers() {
ParseNodeList list = new ParseNodeList();
while (PeekType() == TokenType.Identifier || PeekType() == TokenType.OpenSquare) {
list.Append(ParseEnumerationField());
if (null == EatOpt(TokenType.Comma)) {
break;
}
}
return list;
}
private ParseNodeList ParseGlobalAttributes() {
ParseNodeList list = new ParseNodeList();
while (PeekType() == TokenType.OpenSquare &&
PeekType(1) == TokenType.Identifier &&
PeekType(2) == TokenType.Colon &&
(((IdentifierToken)PeekToken(1)).Symbol == assemblyName ||
((IdentifierToken)PeekToken(1)).Symbol == moduleName)) {
list.Append(ParseAttributeBlock());
}
return list;
}
// namespace-member-declarations
private ParseNodeList ParseNamespaceMembers() {
ParseNodeList list = new ParseNodeList();
while (true) {
TokenType type = PeekType();
switch (type) {
case TokenType.Namespace:
list.Append(ParseNamespace());
break;
case TokenType.Class:
case TokenType.Interface:
case TokenType.Enum:
case TokenType.Delegate:
case TokenType.Struct:
case TokenType.Abstract:
case TokenType.Sealed:
case TokenType.Public:
case TokenType.Internal:
case TokenType.Private:
case TokenType.Protected:
case TokenType.New:
case TokenType.Virtual:
case TokenType.Static:
case TokenType.Readonly:
case TokenType.Extern:
case TokenType.Override:
case TokenType.Unsafe:
case TokenType.OpenSquare:
list.Append(ParseTypeDeclaration());
break;
case TokenType.Identifier:
if (PeekPartial())
goto case TokenType.Class;
goto default;
default:
return list;
}
}
}
private ExpressionListNode ParseExpressionList(TokenType terminator) {
Token token = PeekToken();
ParseNodeList list = new ParseNodeList();
if (PeekType() != terminator) {
do {
list.Append(ParseExpression());
} while (null != EatOpt(TokenType.Comma));
}
return new ExpressionListNode(token, list);
}