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Minor cleanup.

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This commit is contained in:
Christian 2014-11-05 23:35:00 +01:00
parent e30d3f8d53
commit 0062cdb83c
2 changed files with 3 additions and 21 deletions
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20
AST.cpp
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@ -283,14 +283,6 @@ void WhileStatement::checkTypeRequirements()
m_body->checkTypeRequirements();
}
void Continue::checkTypeRequirements()
{
}
void Break::checkTypeRequirements()
{
}
void Return::checkTypeRequirements()
{
if (!m_expression)
@ -326,8 +318,6 @@ void VariableDefinition::checkTypeRequirements()
void Assignment::checkTypeRequirements()
{
//@todo lefthandside actually has to be assignable
// add a feature to the type system to check that
m_leftHandSide->checkTypeRequirements();
if (!m_leftHandSide->isLvalue())
BOOST_THROW_EXCEPTION(createTypeError("Expression has to be an lvalue."));
@ -366,8 +356,8 @@ void UnaryOperation::checkTypeRequirements()
void BinaryOperation::checkTypeRequirements()
{
m_right->checkTypeRequirements();
m_left->checkTypeRequirements();
m_right->checkTypeRequirements();
if (m_right->getType()->isImplicitlyConvertibleTo(*m_left->getType()))
m_commonType = m_left->getType();
else if (m_left->getType()->isImplicitlyConvertibleTo(*m_right->getType()))
@ -446,14 +436,6 @@ void Identifier::checkTypeRequirements()
if (asserts(m_referencedDeclaration))
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Identifier not resolved."));
//@todo these dynamic casts here are not really nice...
// is i useful to have an AST visitor here?
// or can this already be done in NameAndTypeResolver?
// the only problem we get there is that in
// var x;
// x = 2;
// var y = x;
// the type of x is not yet determined.
VariableDeclaration* variable = dynamic_cast<VariableDeclaration*>(m_referencedDeclaration);
if (variable)
{

4
AST.h
View File

@ -390,7 +390,7 @@ class Continue: public Statement
public:
Continue(Location const& _location): Statement(_location) {}
virtual void accept(ASTVisitor& _visitor) override;
virtual void checkTypeRequirements() override;
virtual void checkTypeRequirements() override {}
};
class Break: public Statement
@ -398,7 +398,7 @@ class Break: public Statement
public:
Break(Location const& _location): Statement(_location) {}
virtual void accept(ASTVisitor& _visitor) override;
virtual void checkTypeRequirements() override;
virtual void checkTypeRequirements() override {}
};
class Return: public Statement