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added SourceLocations to error reporting for ReferenceResolver

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This commit is contained in:
LianaHus 2015-11-04 12:30:58 +01:00
parent ff421a9d65
commit 3f726825fb
2 changed files with 18 additions and 15 deletions
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29
libsolidity/analysis/ReferencesResolver.cpp
View File

@ -93,7 +93,7 @@ void ReferencesResolver::endVisit(VariableDeclaration const& _variable)
if (contract.isLibrary())
{
if (loc == Location::Memory)
fatalTypeError(
fatalTypeError(_variable.location(),
"Location has to be calldata or storage for external "
"library functions (remove the \"memory\" keyword)."
);
@ -102,7 +102,7 @@ void ReferencesResolver::endVisit(VariableDeclaration const& _variable)
{
// force location of external function parameters (not return) to calldata
if (loc != Location::Default)
fatalTypeError(
fatalTypeError(_variable.location(),
"Location has to be calldata for external functions "
"(remove the \"memory\" or \"storage\" keyword)."
);
@ -115,7 +115,7 @@ void ReferencesResolver::endVisit(VariableDeclaration const& _variable)
auto const& contract = dynamic_cast<ContractDefinition const&>(*_variable.scope()->scope());
// force locations of public or external function (return) parameters to memory
if (loc == Location::Storage && !contract.isLibrary())
fatalTypeError(
fatalTypeError(_variable.location(),
"Location has to be memory for publicly visible functions "
"(remove the \"storage\" keyword)."
);
@ -127,7 +127,10 @@ void ReferencesResolver::endVisit(VariableDeclaration const& _variable)
if (_variable.isConstant())
{
if (loc != Location::Default && loc != Location::Memory)
fatalTypeError("Storage location has to be \"memory\" (or unspecified) for constants.");
fatalTypeError(
_variable.location(),
"Storage location has to be \"memory\" (or unspecified) for constants."
);
loc = Location::Memory;
}
if (loc == Location::Default)
@ -142,14 +145,14 @@ void ReferencesResolver::endVisit(VariableDeclaration const& _variable)
}
}
else if (loc != Location::Default && !ref)
fatalTypeError("Storage location can only be given for array or struct types.");
fatalTypeError(_variable.location(), "Storage location can only be given for array or struct types.");
if (!type)
fatalTypeError("Invalid type name.");
fatalTypeError(_variable.location(), "Invalid type name.");
}
else if (!_variable.canHaveAutoType())
fatalTypeError("Explicit type needed.");
fatalTypeError(_variable.location(), "Explicit type needed.");
// otherwise we have a "var"-declaration whose type is resolved by the first assignment
_variable.annotation().type = type;
@ -175,7 +178,7 @@ TypePointer ReferencesResolver::typeFor(TypeName const& _typeName)
else if (ContractDefinition const* contract = dynamic_cast<ContractDefinition const*>(declaration))
type = make_shared<ContractType>(*contract);
else
fatalTypeError("Name has to refer to a struct, enum or contract.");
fatalTypeError(typeName->location(), "Name has to refer to a struct, enum or contract.");
}
else if (auto mapping = dynamic_cast<Mapping const*>(&_typeName))
{
@ -191,7 +194,7 @@ TypePointer ReferencesResolver::typeFor(TypeName const& _typeName)
{
TypePointer baseType = typeFor(arrayType->baseType());
if (baseType->storageBytes() == 0)
fatalTypeError("Illegal base type of storage size zero for array.");
fatalTypeError(arrayType->location(), "Illegal base type of storage size zero for array.");
if (Expression const* length = arrayType->length())
{
if (!length->annotation().type)
@ -199,7 +202,7 @@ TypePointer ReferencesResolver::typeFor(TypeName const& _typeName)
auto const* lengthType = dynamic_cast<IntegerConstantType const*>(length->annotation().type.get());
if (!lengthType)
fatalTypeError("Invalid array length.");
fatalTypeError(length->location(), "Invalid array length.");
type = make_shared<ArrayType>(DataLocation::Storage, baseType, lengthType->literalValue(nullptr));
}
else
@ -209,7 +212,7 @@ TypePointer ReferencesResolver::typeFor(TypeName const& _typeName)
return _typeName.annotation().type = move(type);
}
void ReferencesResolver::typeError(string const& _description, SourceLocation const& _location)
void ReferencesResolver::typeError(SourceLocation const& _location, string const& _description)
{
auto err = make_shared<Error>(Error::Type::TypeError);
*err << errinfo_sourceLocation(_location) << errinfo_comment(_description);
@ -217,9 +220,9 @@ void ReferencesResolver::typeError(string const& _description, SourceLocation co
m_errors.push_back(err);
}
void ReferencesResolver::fatalTypeError(string const& _description)
void ReferencesResolver::fatalTypeError(SourceLocation const& _location, string const& _description)
{
typeError(_description);
typeError(_location, _description);
BOOST_THROW_EXCEPTION(FatalError());
}

4
libsolidity/analysis/ReferencesResolver.h
View File

@ -73,10 +73,10 @@ private:
TypePointer typeFor(TypeName const& _typeName);
/// Adds a new error to the list of errors.
void typeError(std::string const& _description, SourceLocation const& _location);
void typeError(SourceLocation const& _location, std::string const& _description);
/// Adds a new error to the list of errors and throws to abort type checking.
void fatalTypeError(std::string const& _description);
void fatalTypeError(SourceLocation const& _location, std::string const& _description);
ErrorList& m_errors;
NameAndTypeResolver& m_resolver;