Add target selection helpers to StandardCompiler

This commit is contained in:
Alex Beregszaszi 2017-03-30 11:16:28 +01:00
parent 07591478dd
commit d37e6ba1c7

View File

@ -131,6 +131,62 @@ StringMap createSourceList(Json::Value const& _input)
return sources;
}
bool isTargetRequired(Json::Value const& _targets, string const& _target)
{
for (auto const& target: _targets)
/// @TODO support sub-matching, e.g "evm" matches "evm.assembly"
if (target == "*" || target == _target)
return true;
return false;
}
///
/// @a _targets is a JSON object containining a two-level hashmap, where the first level is the filename,
/// the second level is the contract name and the value is an array of target names to be requested for that contract.
/// @a _file is the current file
/// @a _contract is the current contract
/// @a _target is the current target name
///
/// @returns true if the @a _targets has a match for the requested target in the specific file / contract.
///
/// In @a _targets the use of '*' as a wildcard is permitted.
///
/// @TODO optimise this. Perhaps flatten the structure upfront.
///
bool isTargetRequired(Json::Value const& _targets, string const& _file, string const& _contract, string const& _target)
{
if (!_targets.isObject())
return false;
for (auto const& file: { _file, string("*") })
if (_targets.isMember(file) && _targets[file].isObject())
{
if (_contract.empty())
{
/// Special case for SourceUnit-level targets (such as AST)
if (
_targets[file].isMember("") &&
_targets[file][""].isArray() &&
isTargetRequired(_targets[file][""], _target)
)
return true;
}
else
{
/// Regular case for Contract-level targets
for (auto const& contract: { _contract, string("*") })
if (
_targets[file].isMember(contract) &&
_targets[file][contract].isArray() &&
isTargetRequired(_targets[file][contract], _target)
)
return true;
}
}
return false;
}
Json::Value formatLinkReferences(std::map<size_t, std::string> const& linkReferences)
{
Json::Value ret(Json::objectValue);