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Issue error if no visibility is specified (on 0.5.0)

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This commit is contained in:
Alex Beregszaszi 2018-02-27 15:21:23 +01:00
parent 2abc5be7e6
commit a566825589
4 changed files with 38 additions and 13 deletions
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1
Changelog.md
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@ -7,6 +7,7 @@ Features:
* Support and recommend using ``emit EventName();`` to call events explicitly.
* Syntax Analyser: Do not warn about experimental features if they do not concern code generation.
* Syntax Checker: Mark ``throw`` as an error as experimental 0.5.0 feature.
* Syntax Checker: Issue error if no visibility is specified on contract functions as experimental 0.5.0 feature.
Bugfixes:
* Assembly: Raise error on oversized number literals in assembly.

19
libsolidity/analysis/SyntaxChecker.cpp
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@ -212,13 +212,20 @@ bool SyntaxChecker::visit(PlaceholderStatement const&)
bool SyntaxChecker::visit(FunctionDefinition const& _function)
{
bool const v050 = m_sourceUnit->annotation().experimentalFeatures.count(ExperimentalFeature::V050);
if (_function.noVisibilitySpecified())
m_errorReporter.warning(
_function.location(),
"No visibility specified. Defaulting to \"" +
Declaration::visibilityToString(_function.visibility()) +
"\"."
);
{
if (v050)
m_errorReporter.syntaxError(_function.location(), "No visibility specified.");
else
m_errorReporter.warning(
_function.location(),
"No visibility specified. Defaulting to \"" +
Declaration::visibilityToString(_function.visibility()) +
"\"."
);
}
return true;
}

29
test/libsolidity/SolidityNameAndTypeResolution.cpp
View File

@ -7741,7 +7741,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
char const* text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.balance;
}
}
@ -7750,7 +7750,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.transfer;
}
}
@ -7759,7 +7759,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.send;
}
}
@ -7768,7 +7768,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.call;
}
}
@ -7777,7 +7777,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.callcode;
}
}
@ -7786,7 +7786,7 @@ BOOST_AUTO_TEST_CASE(no_address_members_on_contract)
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() {
function f() public {
this.delegatecall;
}
}
@ -7870,6 +7870,23 @@ BOOST_AUTO_TEST_CASE(getter_is_memory_type)
}
}
BOOST_AUTO_TEST_CASE(require_visibility_specifiers)
{
char const* text = R"(
contract C {
function f() pure { }
}
)";
CHECK_WARNING(text, "No visibility specified. Defaulting to");
text = R"(
pragma experimental "v0.5.0";
contract C {
function f() pure { }
}
)";
CHECK_ERROR(text, SyntaxError, "No visibility specified.");
}
BOOST_AUTO_TEST_SUITE_END()
}

2
test/libsolidity/ViewPureChecker.cpp
View File

@ -148,7 +148,7 @@ BOOST_AUTO_TEST_CASE(environment_access)
BOOST_AUTO_TEST_CASE(view_error_for_050)
{
CHECK_ERROR(
"pragma experimental \"v0.5.0\"; contract C { uint x; function f() view { x = 2; } }",
"pragma experimental \"v0.5.0\"; contract C { uint x; function f() view public { x = 2; } }",
TypeError,
"Function declared as view, but this expression (potentially) modifies the state and thus requires non-payable (the default) or payable."
);