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 LocalDeclarationStatementNode parseLocalDeclarationStatement(TypeReferenceNode type, bool eatSemiColon) {
var declaration = new LocalDeclarationStatementNode();
setSavedScannerState(declaration);
declaration.Type = type;
var declarator = new VariableDeclaratorNode();
setScannerState(declarator);
declarator.NameOffset = scanner.StartPosition;
declarator.NameLength = getLexicalUnitLength();
declaration.Declarators.add(declarator);
nextLexicalUnit(true);
if (lexicalUnit == LexicalUnit.Assign) {
nextLexicalUnit(true);
declarator.Value = parseLocalVariableInitializer();
declarator.EndPosition = declarator.Value.EndPosition;
} else {
declarator.EndPosition = declarator.NameOffset + declarator.NameLength;
}
int endPosition = declarator.EndPosition;
while (lexicalUnit == LexicalUnit.Comma) {
if (!isIdentifier(nextLexicalUnit(true))) {
throw error(ParseErrorId.IdentifierExpected);
}
declarator = new VariableDeclaratorNode();
setScannerState(declarator);
declarator.NameOffset = scanner.StartPosition;
declarator.NameLength = getLexicalUnitLength();
declaration.Declarators.add(declarator);
nextLexicalUnit(true);
if (lexicalUnit == LexicalUnit.Assign) {
nextLexicalUnit(true);
declarator.Value = parseLocalVariableInitializer();
declarator.EndPosition = declarator.Value.EndPosition;
} else {
declarator.EndPosition = declarator.NameOffset + declarator.NameLength;
}
endPosition = declarator.EndPosition;
}
if (eatSemiColon) {
declaration.EndPosition = parseSemiColon(false, false);
} else {
declaration.EndPosition = endPosition;
}
return declaration;
}
private String typeReferenceToString(TypeReferenceNode typeRef) {
var sb = new StringBuilder();
switch (typeRef.TypeReferenceKind) {
case Int:
case Long:
case Short:
case Float:
case Double:
case Boolean:
case Byte:
case Void:
case String:
sb.append(typeRef.TypeReferenceKind.toString().toLowerCase());
break;
case SimpleName:
var simpleName = (SimpleNameTypeReferenceNode)typeRef;
sb.append(new String(text, simpleName.NameOffset, simpleName.NameLength));
if (simpleName.TypeArguments.size() > 0) {
formatTypeArguments(simpleName.TypeArguments, sb);
}
break;
case Qualified:
var qtype = (QualifiedTypeReferenceNode)typeRef;
sb.append(typeReferenceToString(qtype.EnclosingType));
sb.append(".");
sb.append(typeReferenceToString(qtype.SimpleName));
break;
case Array:
var array = (ArrayTypeReferenceNode)typeRef;
sb.append(typeReferenceToString(array.ElementType));
sb.append("[]");
break;
default:
throw new RuntimeException("Unhandled type kind: " + typeRef.TypeReferenceKind);
}
return sb.toString();
}
private IndexerDeclarationNode parseIndexerDeclaration(List<AnnotationSectionNode> annotations, EnumSet<Modifier> modifiers,
bool partial, TypeReferenceNode type, bool inInterface, int startPosition) {
var declaration = new IndexerDeclarationNode { 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);
if (lexicalUnit != LexicalUnit.OpenBracket) {
throw error(ParseErrorId.OpenBracketExpected);
}
if (nextLexicalUnit(true) != LexicalUnit.CloseBracket) {
parseFormalParameters(declaration.Parameters, LexicalUnit.CloseBracket);
} else {
nextLexicalUnit(true);
}
Modifier setterAccess = Modifier.Public;
if (lexicalUnit == LexicalUnit.Xor) {
if (!inInterface) {
throw error(ParseErrorId.OpenBraceExpected);
}
setterAccess = Modifier.Private;
nextLexicalUnit(true);
}
if (lexicalUnit == LexicalUnit.SemiColon) {
if (!inInterface) {
throw error(ParseErrorId.OpenBraceExpected);
}
fakeParseShortProperty(declaration, setterAccess, inInterface);
docCommentEndPosition = 0;
declaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(false);
return declaration;
}
if (lexicalUnit != LexicalUnit.OpenBrace) {
throw error(ParseErrorId.OpenBraceExpected);
}
nextLexicalUnit(true);
parseAccessorDeclaration(declaration, inInterface);
if (lexicalUnit != LexicalUnit.CloseBrace) {
parseAccessorDeclaration(declaration, inInterface);
}
docCommentEndPosition = 0;
declaration.EndPosition = scanner.EndPosition;
nextLexicalUnit(false);
return declaration;
}
private void print(TypeReferenceNode typeReference, StringBuilder sb) {
switch (typeReference.TypeReferenceKind) {
case Int:
case Char:
case Long:
case Short:
case Float:
case Double:
case Boolean:
case Byte:
case Void:
case String:
sb.append(typeReference.TypeReferenceKind.toString().toLowerCase());
break;
case SimpleName:
var simpleName = (SimpleNameTypeReferenceNode)typeReference;
sb.append(new String(text, simpleName.NameOffset, simpleName.NameLength));
if (simpleName.TypeArguments.size() > 0) {
print(simpleName.TypeArguments, sb);
}
break;
case Qualified:
var qtype = (QualifiedTypeReferenceNode)typeReference;
print(qtype.EnclosingType, sb);
sb.append(".");
print(qtype.SimpleName, sb);
break;
case Array:
var array = (ArrayTypeReferenceNode)typeReference;
print(array.ElementType, sb);
sb.append("[]");
break;
case Wildcard:
sb.append("?");
break;
case LowerBoundedWildcard:
var wildcard = (WildcardTypeReferenceNode)typeReference;
print(wildcard.Bound, sb);
sb.append(" : ?");
break;
case UpperBoundedWildcard:
wildcard = (WildcardTypeReferenceNode)typeReference;
sb.append("? : ");
print(wildcard.Bound, sb);
break;
default:
throw new RuntimeException("Unhandled type kind: " + typeReference.TypeReferenceKind);
}
}
