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Simplify Type::userDefinedOperator function

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This commit is contained in:
wechman
2022-09-28 13:07:58 +02:00
parent e3f5c4c1b5
commit b860561814
3 changed files with 66 additions and 26 deletions
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libsolidity/analysis/TypeChecker.cpp
+51 -13
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@@ -1750,13 +1750,37 @@ bool TypeChecker::visit(UnaryOperation const& _operation)
solAssert(!builtinResult || !userDefinedOperatorResult);
if (userDefinedOperatorResult)
{
solAssert(userDefinedFunctionType->parameterTypes().size() == 1);
solAssert(userDefinedFunctionType->returnParameterTypes().size() == 1);
solAssert(
*userDefinedFunctionType->parameterTypes().at(0) ==
*userDefinedFunctionType->returnParameterTypes().at(0)
);
_operation.annotation().type = userDefinedFunctionType->returnParameterTypes().at(0);
if (userDefinedFunctionType->returnParameterTypes().size() != 1)
{
m_errorReporter.typeError(
3138_error,
_operation.location(),
"User defined operator " + string(TokenTraits::toString(_operation.getOperator())) +
" needs to return exactly one value."
);
_operation.annotation().type = subExprType;
}
else if (*userDefinedFunctionType->returnParameterTypes().front() != *userDefinedFunctionType->parameterTypes().front())
{
m_errorReporter.typeError(
7983_error,
_operation.location(),
"User defined operator " + string(TokenTraits::toString(_operation.getOperator())) +
" needs to return value of type " +
userDefinedFunctionType->parameterTypes().front()->humanReadableName() + "."
);
_operation.annotation().type = subExprType;
}
else
{
solAssert(userDefinedFunctionType->parameterTypes().size() == 1);
solAssert(
*userDefinedFunctionType->parameterTypes().at(0) ==
*userDefinedFunctionType->returnParameterTypes().at(0)
);
_operation.annotation().type = userDefinedFunctionType->returnParameterTypes().at(0);
}
}
else if (builtinResult)
_operation.annotation().type = builtinResult;
@@ -1840,7 +1864,8 @@ void TypeChecker::endVisit(BinaryOperation const& _operation)
*userDefinedFunctionType->parameterTypes().at(0) ==
*userDefinedFunctionType->parameterTypes().at(1)
);
commonType = userDefinedFunctionType->returnParameterTypes().at(0);
if (userDefinedFunctionType->returnParameterTypes().size() == 1)
commonType = userDefinedFunctionType->parameterTypes().at(0);
}
_operation.annotation().commonType = commonType;
@@ -1850,11 +1875,24 @@ void TypeChecker::endVisit(BinaryOperation const& _operation)
commonType;
if (userDefinedOperatorResult)
solAssert(
userDefinedFunctionType->returnParameterTypes().size() == 1 &&
*userDefinedFunctionType->returnParameterTypes().front() == *_operation.annotation().type,
"User defined operator has an invalid return parameter."
);
{
if (userDefinedFunctionType->returnParameterTypes().size() != 1)
m_errorReporter.typeError(
1208_error,
_operation.location(),
"User defined operator " + string(TokenTraits::toString(_operation.getOperator())) +
" needs to return exactly one value."
);
else if (*userDefinedFunctionType->returnParameterTypes().front() != *_operation.annotation().type)
m_errorReporter.typeError(
3841_error,
_operation.location(),
"User defined operator " + string(TokenTraits::toString(_operation.getOperator())) +
" needs to return value of type " +
_operation.annotation().type->humanReadableName() + "."
);
}
else if (_operation.getOperator() == Token::Exp || _operation.getOperator() == Token::SHL)
{
string operation = _operation.getOperator() == Token::Exp ? "exponentiation" : "shift";