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Merge pull request #2763 from ethereum/library-constructor

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Library cannot have constructors
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chriseth 2017-08-21 16:37:09 +02:00 committed by GitHub
commit 48651fc057
3 changed files with 15 additions and 1 deletions
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3
Changelog.md
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@ -10,9 +10,10 @@ Features:
* Type Checker: Warn about shifting a literal.
Bugfixes:
* Assembly Parser: Be more strict about number literals.
* Parser: Enforce commas between array and tuple elements.
* Parser: Limit maximum recursion depth.
* Assembly Parser: Be more strict about number literals.
* Type Checker: Disallow constructors in libraries.
### 0.4.15 (2017-08-08)

3
libsolidity/analysis/TypeChecker.cpp
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@ -546,6 +546,9 @@ bool TypeChecker::visit(FunctionDefinition const& _function)
if (_function.isConstructor())
m_errorReporter.typeError(_function.location(), "Constructor cannot be defined in interfaces.");
}
else if (m_scope->contractKind() == ContractDefinition::ContractKind::Library)
if (_function.isConstructor())
m_errorReporter.typeError(_function.location(), "Constructor cannot be defined in libraries.");
if (_function.isImplemented())
_function.body().accept(*this);
else if (_function.isConstructor())

10
test/libsolidity/SolidityNameAndTypeResolution.cpp
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@ -3055,6 +3055,16 @@ BOOST_AUTO_TEST_CASE(library_having_variables)
CHECK_ERROR(text, TypeError, "Library cannot have non-constant state variables");
}
BOOST_AUTO_TEST_CASE(library_constructor)
{
char const* text = R"(
library Lib {
function Lib();
}
)";
CHECK_ERROR_ALLOW_MULTI(text, TypeError, "Constructor cannot be defined in libraries.");
}
BOOST_AUTO_TEST_CASE(valid_library)
{
char const* text = R"(