changed the position of 'anonymous' keyword: event <name>() anonymous.

- style changes

libsolidity/AST.h

@@ -553,12 +553,17 @@ private:
 class EventDefinition: public Declaration, public VariableScope, public Documented
 {
 public:
-	EventDefinition(SourceLocation const& _location,
-					ASTPointer<ASTString> const& _name,
-					ASTPointer<ASTString> const& _documentation,
-					ASTPointer<ParameterList> const& _parameters,
-					bool _anonymous = false):
-		Declaration(_location, _name), Documented(_documentation), m_parameters(_parameters) , m_anonymous(_anonymous){}
+	EventDefinition(
+		SourceLocation const& _location,
+		ASTPointer<ASTString> const& _name,
+		ASTPointer<ASTString> const& _documentation,
+		ASTPointer<ParameterList> const& _parameters,
+		bool _anonymous = false
+	):
+		Declaration(_location, _name),
+		Documented(_documentation),
+		m_parameters(_parameters),
+		m_anonymous(_anonymous){}
 
 	virtual void accept(ASTVisitor& _visitor) override;
 	virtual void accept(ASTConstVisitor& _visitor) const override;

libsolidity/ExpressionCompiler.cpp

@@ -547,7 +547,7 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
 				m_context << u256(h256::Arith(dev::sha3(function.getCanonicalSignature(event.getName()))));
 				++numIndexed;
 			}
-			solAssert(numIndexed <= 4 - (event.IsAnonymous() ? 1 : 0), "Too many indexed arguments.");
+			solAssert(numIndexed <= 4, "Too many indexed arguments.");
 			// Copy all non-indexed arguments to memory (data)
 			m_context << u256(0);
 			for (unsigned arg = 0; arg < arguments.size(); ++arg)

libsolidity/Parser.cpp

@@ -388,18 +388,18 @@ ASTPointer<EventDefinition> Parser::parseEventDefinition()
 		docstring = make_shared<ASTString>(m_scanner->getCurrentCommentLiteral());
 
 	expectToken(Token::Event);
-	bool anonymous = false;
-	if (m_scanner->getCurrentToken() == Token::Anonymous)
-	{
-		anonymous = true;
-		m_scanner->next();
-	}
 	ASTPointer<ASTString> name(expectIdentifierToken());
 	ASTPointer<ParameterList> parameters;
 	if (m_scanner->getCurrentToken() == Token::LParen)
 		parameters = parseParameterList(true, true);
 	else
 		parameters = createEmptyParameterList();
+	bool anonymous = false;
+	if (m_scanner->getCurrentToken() == Token::Anonymous)
+	{
+		anonymous = true;
+		m_scanner->next();
+	}
 	nodeFactory.markEndPosition();
 	expectToken(Token::Semicolon);
 	return nodeFactory.createNode<EventDefinition>(name, docstring, parameters, anonymous);

test/SolidityEndToEndTest.cpp

@@ -2206,7 +2206,7 @@ BOOST_AUTO_TEST_CASE(event_anonymous)
 {
 	char const* sourceCode = R"(
 		contract ClientReceipt {
-			event anonymous Deposit();
+			event Deposit() anonymous;
 			function deposit() {
 				Deposit();
 			}