From ed62b2583cf96a970dd610fa3ce837942bb67500 Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Thu, 5 Oct 2017 20:17:54 +0100
Subject: Use the proper error reporting interface in ConstantEvaluator

---
 libsolidity/analysis/ConstantEvaluator.cpp  | 10 +++++-----
 libsolidity/analysis/ConstantEvaluator.h    |  8 +++++++-
 libsolidity/analysis/ReferencesResolver.cpp |  2 +-
 3 files changed, 13 insertions(+), 7 deletions(-)

(limited to 'libsolidity/analysis')

diff --git a/libsolidity/analysis/ConstantEvaluator.cpp b/libsolidity/analysis/ConstantEvaluator.cpp
index 7057eab7..6636ad97 100644
--- a/libsolidity/analysis/ConstantEvaluator.cpp
+++ b/libsolidity/analysis/ConstantEvaluator.cpp
@@ -22,17 +22,17 @@
 
 #include <libsolidity/analysis/ConstantEvaluator.h>
 #include <libsolidity/ast/AST.h>
+#include <libsolidity/interface/ErrorReporter.h>
 
 using namespace std;
 using namespace dev;
 using namespace dev::solidity;
 
-
 void ConstantEvaluator::endVisit(UnaryOperation const& _operation)
 {
 	TypePointer const& subType = _operation.subExpression().annotation().type;
 	if (!dynamic_cast<RationalNumberType const*>(subType.get()))
-		BOOST_THROW_EXCEPTION(_operation.subExpression().createTypeError("Invalid constant expression."));
+		m_errorReporter.fatalTypeError(_operation.subExpression().location(), "Invalid constant expression.");
 	TypePointer t = subType->unaryOperatorResult(_operation.getOperator());
 	_operation.annotation().type = t;
 }
@@ -42,9 +42,9 @@ void ConstantEvaluator::endVisit(BinaryOperation const& _operation)
 	TypePointer const& leftType = _operation.leftExpression().annotation().type;
 	TypePointer const& rightType = _operation.rightExpression().annotation().type;
 	if (!dynamic_cast<RationalNumberType const*>(leftType.get()))
-		BOOST_THROW_EXCEPTION(_operation.leftExpression().createTypeError("Invalid constant expression."));
+		m_errorReporter.fatalTypeError(_operation.leftExpression().location(), "Invalid constant expression.");
 	if (!dynamic_cast<RationalNumberType const*>(rightType.get()))
-		BOOST_THROW_EXCEPTION(_operation.rightExpression().createTypeError("Invalid constant expression."));
+		m_errorReporter.fatalTypeError(_operation.rightExpression().location(), "Invalid constant expression.");
 	TypePointer commonType = leftType->binaryOperatorResult(_operation.getOperator(), rightType);
 	if (Token::isCompareOp(_operation.getOperator()))
 		commonType = make_shared<BoolType>();
@@ -55,5 +55,5 @@ void ConstantEvaluator::endVisit(Literal const& _literal)
 {
 	_literal.annotation().type = Type::forLiteral(_literal);
 	if (!_literal.annotation().type)
-		BOOST_THROW_EXCEPTION(_literal.createTypeError("Invalid literal value."));
+		m_errorReporter.fatalTypeError(_literal.location(), "Invalid literal value.");
 }
diff --git a/libsolidity/analysis/ConstantEvaluator.h b/libsolidity/analysis/ConstantEvaluator.h
index 9ec04ebe..90bceb5d 100644
--- a/libsolidity/analysis/ConstantEvaluator.h
+++ b/libsolidity/analysis/ConstantEvaluator.h
@@ -29,6 +29,7 @@ namespace dev
 namespace solidity
 {
 
+class ErrorReporter;
 class TypeChecker;
 
 /**
@@ -37,13 +38,18 @@ class TypeChecker;
 class ConstantEvaluator: private ASTConstVisitor
 {
 public:
-	ConstantEvaluator(Expression const& _expr) { _expr.accept(*this); }
+	ConstantEvaluator(Expression const& _expr, ErrorReporter& _errorReporter):
+		m_errorReporter(_errorReporter)
+	{
+		_expr.accept(*this);
+	}
 
 private:
 	virtual void endVisit(BinaryOperation const& _operation);
 	virtual void endVisit(UnaryOperation const& _operation);
 	virtual void endVisit(Literal const& _literal);
 
+	ErrorReporter& m_errorReporter;
 };
 
 }
diff --git a/libsolidity/analysis/ReferencesResolver.cpp b/libsolidity/analysis/ReferencesResolver.cpp
index 29278332..f22c95cc 100644
--- a/libsolidity/analysis/ReferencesResolver.cpp
+++ b/libsolidity/analysis/ReferencesResolver.cpp
@@ -147,7 +147,7 @@ void ReferencesResolver::endVisit(ArrayTypeName const& _typeName)
 	if (Expression const* length = _typeName.length())
 	{
 		if (!length->annotation().type)
-			ConstantEvaluator e(*length);
+			ConstantEvaluator e(*length, m_errorReporter);
 		auto const* lengthType = dynamic_cast<RationalNumberType const*>(length->annotation().type.get());
 		if (!lengthType || !lengthType->mobileType())
 			fatalTypeError(length->location(), "Invalid array length, expected integer literal.");
-- 
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