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Syntax for custom errors.

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This commit is contained in:
chriseth
2021-02-01 18:26:31 +01:00
parent c7d1e1911e
commit 4d1fd84150
62 changed files with 651 additions and 52 deletions
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libsolidity/codegen/ir/IRGeneratorForStatements.cpp
+22 -1
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@@ -1051,11 +1051,20 @@ void IRGeneratorForStatements::endVisit(FunctionCall const& _functionCall)
m_code << templ.render();
break;
}
case FunctionType::Kind::Error:
{
solAssert(false, "");
}
case FunctionType::Kind::Assert:
case FunctionType::Kind::Require:
{
solAssert(arguments.size() > 0, "Expected at least one parameter for require/assert");
solAssert(arguments.size() <= 2, "Expected no more than two parameters for require/assert");
if (arguments.size() == 2)
solAssert(functionType->kind() == FunctionType::Kind::Require, "");
if (arguments.size() == 2)
solUnimplementedAssert(arguments.back()->annotation().type->isImplicitlyConvertibleTo(*TypeProvider::stringMemory()), "");
Type const* messageArgumentType =
arguments.size() > 1 && m_context.revertStrings() != RevertStrings::Strip ?
@@ -1202,12 +1211,12 @@ void IRGeneratorForStatements::endVisit(FunctionCall const& _functionCall)
}
case FunctionType::Kind::Revert:
{
solAssert(arguments.size() == parameterTypes.size(), "");
if (arguments.empty())
m_code << "revert(0, 0)\n";
else
{
solAssert(arguments.size() == 1, "");
solUnimplementedAssert(arguments.front()->annotation().type->isImplicitlyConvertibleTo(*TypeProvider::stringMemory()), "");
if (m_context.revertStrings() == RevertStrings::Strip)
m_code << "revert(0, 0)\n";
@@ -1957,6 +1966,13 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
);
// the call will do the resolving
break;
case FunctionType::Kind::Error:
solAssert(
dynamic_cast<ErrorDefinition const*>(_memberAccess.annotation().referencedDeclaration),
"Error not found"
);
// the call will do the resolving
break;
case FunctionType::Kind::DelegateCall:
define(IRVariable(_memberAccess).part("address"), _memberAccess.expression());
define(IRVariable(_memberAccess).part("functionSelector")) << formatNumber(memberFunctionType->externalIdentifier()) << "\n";
@@ -2285,6 +2301,11 @@ void IRGeneratorForStatements::endVisit(Identifier const& _identifier)
{
// no-op
}
else if (dynamic_cast<ErrorDefinition const*>(declaration))
{
// TODO should this rather be an assertion? Can we get here?
// no-op
}
else if (dynamic_cast<EnumDefinition const*>(declaration))
{
// no-op