private void checkAccessors(EnumSet<Modifier> modifiers, AccessorDeclarationNode get, AccessorDeclarationNode set, SyntaxNode node) {
if (get != null && set != null) {
if (!get.Modifiers.isEmpty() && !set.Modifiers.isEmpty()) {
context.addError(CompileErrorId.IllegalGetOrSetModifiers, node);
}
if ((get.Body == null) != (set.Body == null)) {
context.addError(CompileErrorId.IllegalGetOrSetBody, node);
}
} else if (get != null) {
if (!get.Modifiers.isEmpty()) {
context.addError(CompileErrorId.IllegalGetOrSetModifiers, node);
}
if (!modifiers.contains(Modifier.Abstract) && get.Body == null) {
context.addError(CompileErrorId.IllegalGetOrSetBody, node);
}
} else {
if (!set.Modifiers.isEmpty()) {
context.addError(CompileErrorId.IllegalGetOrSetModifiers, node);
}
if (!modifiers.contains(Modifier.Abstract) && set.Body == null) {
context.addError(CompileErrorId.IllegalGetOrSetBody, node);
}
}
}
private ITypeMember parseFieldOrPropertyOrMethod(List<AnnotationSectionNode> annotations, EnumSet<Modifier> modifiers,
bool partial, TypeReferenceNode type, int startPosition) {
if (!isIdentifier(lexicalUnit)) {
throw error(ParseErrorId.IdentifierExpected);
}
int sp = scanner.StartPosition;
int len = getLexicalUnitLength();
saveScannerState();
var typeParameters = new ArrayList<SimpleNameTypeReferenceNode>();
nextLexicalUnit(true);
parseTypeParameters(typeParameters);
Modifier setterAccess = checkSetterAccess();
bool forceAsField = false;
if (lexicalUnit == LexicalUnit.Multiply) {
forceAsField = true;
nextLexicalUnit(true);
}
switch (lexicalUnit) {
case OpenParenthesis:
if (setterAccess != Modifier.Public || forceAsField) {
throw error(ParseErrorId.IdentifierExpected);
}
var methodDeclaration = new MethodDeclarationNode { IsPartial = partial, ReturnType = type, NameOffset = sp, NameLength = len,
StartPosition = startPosition };
if (docCommentEndPosition > 0) {
methodDeclaration.DocumentationOffset = docCommentStartPosition;
methodDeclaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(methodDeclaration);
methodDeclaration.Modifiers.addAll(modifiers);
methodDeclaration.Annotations.addAll(annotations);
foreach (var t in typeParameters) {
if (t.TypeReferenceKind != TypeReferenceKind.SimpleName || t.TypeArguments.size() > 0) {
throw error(ParseErrorId.SimpleNameExpected);
}
methodDeclaration.TypeParameters.add((SimpleNameTypeReferenceNode)t);
}
if (nextLexicalUnit(true) != LexicalUnit.CloseParenthesis) {
parseFormalParameters(methodDeclaration.Parameters, LexicalUnit.CloseParenthesis);
} else {
nextLexicalUnit(true);
}
parseTypeParameterConstraintsClauses(methodDeclaration.ConstraintsClauses);
switch (lexicalUnit) {
case OpenBrace:
methodDeclaration.Body = parseBlockStatement();
methodDeclaration.EndPosition = methodDeclaration.Body.EndPosition;
break;
case SemiColon:
methodDeclaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(true);
break;
default:
throw error(ParseErrorId.OpenBraceExpected);
}
return methodDeclaration;
case OpenBrace:
if (setterAccess != Modifier.Public || forceAsField) {
throw error(ParseErrorId.IdentifierExpected);
}
var propertyDeclaration = new PropertyDeclarationNode { Type = type, NameOffset = sp, NameLength = len,
StartPosition = startPosition };
if (docCommentEndPosition > 0) {
propertyDeclaration.DocumentationOffset = docCommentStartPosition;
propertyDeclaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(propertyDeclaration);
propertyDeclaration.Modifiers.addAll(modifiers);
nextLexicalUnit(true);
parseAccessorDeclaration(propertyDeclaration, false);
if (lexicalUnit != LexicalUnit.CloseBrace) {
parseAccessorDeclaration(propertyDeclaration, false);
}
docCommentEndPosition = 0;
propertyDeclaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(false);
return propertyDeclaration;
case Assign: {
if (setterAccess != Modifier.Public || forceAsField) {
throw error(ParseErrorId.IdentifierExpected);
}
var declaration = new FieldDeclarationNode { Type = type, StartPosition = startPosition };
if (docCommentEndPosition > 0) {
declaration.DocumentationOffset = docCommentStartPosition;
declaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(declaration);
declaration.Modifiers.addAll(modifiers);
declaration.Annotations.addAll(annotations);
nextLexicalUnit(true);
var decl = new VariableDeclaratorNode { NameOffset = sp, NameLength = len };
setSavedScannerState(decl);
decl.Value = parseFieldInitializer();
decl.EndPosition = decl.Value.EndPosition;
declaration.Declarators.add(decl);
while (lexicalUnit == LexicalUnit.Comma) {
if (!isIdentifier(nextLexicalUnit(true))) {
throw error(ParseErrorId.IdentifierExpected);
}
decl = new VariableDeclaratorNode { NameOffset = scanner.StartPosition, NameLength = getLexicalUnitLength() };
setScannerState(decl);
decl.EndPosition = scanner.EndPosition;
declaration.Declarators.add(decl);
if (nextLexicalUnit(true) == LexicalUnit.Assign) {
nextLexicalUnit(true);
decl.Value = parseFieldInitializer();
decl.EndPosition = decl.Value.EndPosition;
}
}
docCommentEndPosition = 0;
declaration.EndPosition = parseSemiColon(false, false);
return declaration;
}
case Comma: {
if (setterAccess != Modifier.Public || forceAsField) {
throw error(ParseErrorId.IdentifierExpected);
}
var declaration = new FieldDeclarationNode { Type = type, StartPosition = startPosition };
if (docCommentEndPosition > 0) {
declaration.DocumentationOffset = docCommentStartPosition;
declaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(declaration);
declaration.Modifiers.addAll(modifiers);
declaration.Annotations.addAll(annotations);
var decl = new VariableDeclaratorNode { NameOffset = sp, NameLength = len };
setSavedScannerState(decl);
decl.EndPosition = sp + len;
declaration.Declarators.add(decl);
do {
if (!isIdentifier(nextLexicalUnit(true))) {
throw error(ParseErrorId.IdentifierExpected);
}
decl = new VariableDeclaratorNode { NameOffset = scanner.StartPosition, NameLength = getLexicalUnitLength() };
setScannerState(decl);
declaration.Declarators.add(decl);
decl.EndPosition = scanner.EndPosition;
if (nextLexicalUnit(true) == LexicalUnit.Assign) {
nextLexicalUnit(true);
decl.Value = parseFieldInitializer();
decl.EndPosition = decl.Value.EndPosition;
}
} while (lexicalUnit == LexicalUnit.Comma);
docCommentEndPosition = 0;
declaration.EndPosition = parseSemiColon(false, false);
return declaration;
}
case SemiColon: {
if ((modifiers.contains(Modifier.Public) || modifiers.contains(Modifier.Protected)) && !forceAsField) {
var propertyShortDeclaration = new PropertyDeclarationNode { Type = type, NameOffset = sp, NameLength = len,
StartPosition = startPosition };
if (docCommentEndPosition > 0) {
propertyShortDeclaration.DocumentationOffset = docCommentStartPosition;
propertyShortDeclaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(propertyShortDeclaration);
propertyShortDeclaration.Modifiers.addAll(modifiers);
fakeParseShortProperty(propertyShortDeclaration, setterAccess, false);
docCommentEndPosition = 0;
propertyShortDeclaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(false);
return propertyShortDeclaration;
}
var declaration = new FieldDeclarationNode { Type = type, StartPosition = startPosition };
if (docCommentEndPosition > 0) {
declaration.DocumentationOffset = docCommentStartPosition;
declaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(declaration);
declaration.Modifiers.addAll(modifiers);
declaration.Annotations.addAll(annotations);
var decl = new VariableDeclaratorNode { NameOffset = sp, NameLength = len };
setSavedScannerState(decl);
decl.EndPosition = sp + len;
declaration.Declarators.add(decl);
docCommentEndPosition = 0;
declaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(false);
return declaration;
}
default:
throw error(ParseErrorId.UnexpectedLexicalUnit);
}
}
private ITypeMember parseConstructorDeclaration(List<AnnotationSectionNode> annotations, EnumSet<Modifier> modifiers,
bool partial, int position, int length, List<SimpleNameTypeReferenceNode> typeParameters, int startPosition) {
var declaration = new ConstructorDeclarationNode { NameOffset = position, NameLength = length, StartPosition = startPosition };
if (docCommentEndPosition > 0) {
declaration.DocumentationOffset = docCommentStartPosition;
declaration.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setSavedScannerState(declaration);
declaration.Modifiers.addAll(modifiers);
declaration.Annotations.addAll(annotations);
declaration.TypeParameters.addAll(typeParameters);
if (lexicalUnit != LexicalUnit.CloseParenthesis) {
parseFormalParameters(declaration.Parameters, LexicalUnit.CloseParenthesis);
} else {
nextLexicalUnit(true);
}
if (lexicalUnit == LexicalUnit.Colon) {
if (modifiers.contains(Modifier.Static)) {
throw error(ParseErrorId.UnexpectedLexicalUnit);
}
bool isSuper = false;
switch (nextLexicalUnit(true)) {
case Keyword:
switch (scanner.Keyword) {
case Super:
isSuper = true;
break;
case This:
break;
default:
throw error(ParseErrorId.SuperOrThisExpected);
}
break;
default:
throw error(ParseErrorId.SuperOrThisExpected);
}
saveScannerState();
if (nextLexicalUnit(true) != LexicalUnit.OpenParenthesis) {
throw error(ParseErrorId.OpenParenthesisExpected);
}
var initializer = new ConstructorInitializerNode();
setSavedScannerState(initializer);
initializer.IsSuper = isSuper;
declaration.Initializer = initializer;
nextLexicalUnit(true);
initializer.EndPosition = parseArguments(initializer.Arguments);
}
parseTypeParameterConstraintsClauses(declaration.ConstraintsClauses);
switch (lexicalUnit) {
case OpenBrace:
declaration.Body = parseBlockStatement();
declaration.EndPosition = declaration.Body.EndPosition;
break;
case SemiColon:
declaration.EndPosition = scanner.StartPosition;
docCommentEndPosition = 0;
nextLexicalUnit(true);
break;
default:
throw error(ParseErrorId.OpenBraceExpected);
}
return declaration;
}
private void addModifier(EnumSet<Modifier> modifiers, Modifier modifier) {
if (modifiers.contains(modifier)) {
addError(ParseErrorId.DuplicateModifier, modifier.toString().toLowerCase());
} else {
modifiers.add(modifier);
}
}