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Validate that only basic types are used in Julia

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This commit is contained in:
Alex Beregszaszi 2017-05-25 00:27:48 +01:00
parent dda497ca02
commit 3b75c5b45f
3 changed files with 46 additions and 1 deletions
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20
libsolidity/inlineasm/AsmAnalysis.cpp
View File

@ -62,6 +62,7 @@ bool AsmAnalyzer::operator()(assembly::Instruction const& _instruction)
bool AsmAnalyzer::operator()(assembly::Literal const& _literal)
{
expectValidType(_literal.type, _literal.location);
++m_stackHeight;
if (_literal.kind == assembly::LiteralKind::String && _literal.value.size() > 32)
{
@ -186,7 +187,10 @@ bool AsmAnalyzer::operator()(assembly::VariableDeclaration const& _varDecl)
}
for (auto const& variable: _varDecl.variables)
{
expectValidType(variable.type, variable.location);
boost::get<Scope::Variable>(m_currentScope->identifiers.at(variable.name)).active = true;
}
m_info.stackHeightInfo[&_varDecl] = m_stackHeight;
return success;
}
@ -195,7 +199,10 @@ bool AsmAnalyzer::operator()(assembly::FunctionDefinition const& _funDef)
{
Scope& bodyScope = scope(&_funDef.body);
for (auto const& var: _funDef.arguments + _funDef.returns)
{
expectValidType(var.type, var.location);
boost::get<Scope::Variable>(bodyScope.identifiers.at(var.name)).active = true;
}
int const stackHeight = m_stackHeight;
m_stackHeight = _funDef.arguments.size() + _funDef.returns.size();
@ -444,3 +451,16 @@ Scope& AsmAnalyzer::scope(Block const* _block)
solAssert(scopePtr, "Scope requested but not present.");
return *scopePtr;
}
void AsmAnalyzer::expectValidType(string const& type, SourceLocation const& _location)
{
// if (!m_julia)
// return;
if (!(set<string>{"bool", "u8", "s8", "u32", "s32", "u64", "s64", "u128", "s128", "u256", "s256"}).count(type))
m_errors.push_back(make_shared<Error>(
Error::Type::TypeError,
"User defined types (\"" + type + "\") are not supported yet.",
_location
));
}

1
libsolidity/inlineasm/AsmAnalysis.h
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@ -88,6 +88,7 @@ private:
bool checkAssignment(assembly::Identifier const& _assignment, size_t _valueSize = size_t(-1));
bool expectDeposit(int _deposit, int _oldHeight, SourceLocation const& _location);
Scope& scope(assembly::Block const* _block);
void expectValidType(std::string const& type, SourceLocation const& _location);
/// This is used when we enter the body of a function definition. There, the parameters
/// and return parameters appear as variables which are already on the stack before

26
test/libjulia/Parser.cpp
View File

@ -110,7 +110,6 @@ do \
BOOST_CHECK(searchErrorMessage(err, (substring))); \
} while(0)
BOOST_AUTO_TEST_SUITE(JuliaParser)
BOOST_AUTO_TEST_CASE(smoke_test)
@ -197,6 +196,31 @@ BOOST_AUTO_TEST_CASE(lacking_types)
CHECK_ERROR("{ function f(a:u256) -> b {} }", ParserError, "Expected token Colon got 'LBrace'");
}
BOOST_AUTO_TEST_CASE(invalid_types)
{
/// testing invalid literal
/// NOTE: these will need to change when types are compared
CHECK_ERROR("{ let x:bool := 1:invalid }", TypeError, "User defined types (\"invalid\") are not supported yet.");
/// testing invalid variable declaration
CHECK_ERROR("{ let x:invalid := 1:bool }", TypeError, "User defined types (\"invalid\") are not supported yet.");
CHECK_ERROR("{ function f(a:invalid) {} }", TypeError, "User defined types (\"invalid\") are not supported yet.");
}
BOOST_AUTO_TEST_CASE(builtin_types)
{
BOOST_CHECK(successParse("{ let x:bool := true:bool }"));
BOOST_CHECK(successParse("{ let x:u8 := 1:u8 }"));
BOOST_CHECK(successParse("{ let x:s8 := 1:u8 }"));
BOOST_CHECK(successParse("{ let x:u32 := 1:u32 }"));
BOOST_CHECK(successParse("{ let x:s32 := 1:s32 }"));
BOOST_CHECK(successParse("{ let x:u64 := 1:u64 }"));
BOOST_CHECK(successParse("{ let x:s64 := 1:s64 }"));
BOOST_CHECK(successParse("{ let x:u128 := 1:u128 }"));
BOOST_CHECK(successParse("{ let x:s128 := 1:s128 }"));
BOOST_CHECK(successParse("{ let x:u256 := 1:u256 }"));
BOOST_CHECK(successParse("{ let x:s256 := 1:s256 }"));
}
BOOST_AUTO_TEST_SUITE_END()
}