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Introduce ExperimentalFeatures header

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This commit is contained in:
Alex Beregszaszi
2017-08-10 00:15:25 +01:00
parent 690ed37fd4
commit 57c2451130
3 changed files with 42 additions and 8 deletions
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libsolidity/analysis/SyntaxChecker.cpp
+4 -6
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@@ -18,6 +18,7 @@
#include <libsolidity/analysis/SyntaxChecker.h>
#include <memory>
#include <libsolidity/ast/AST.h>
#include <libsolidity/ast/ExperimentalFeatures.h>
#include <libsolidity/analysis/SemVerHandler.h>
#include <libsolidity/interface/ErrorReporter.h>
#include <libsolidity/interface/Version.h>
@@ -69,9 +70,6 @@ bool SyntaxChecker::visit(PragmaDirective const& _pragma)
m_errorReporter.syntaxError(_pragma.location(), "Invalid pragma \"" + _pragma.literals()[0] + "\"");
else if (_pragma.literals()[0] == "experimental")
{
/// TODO: fill this out
static const set<string> validFeatures = set<string>{};
solAssert(m_sourceUnit, "");
vector<string> literals(_pragma.literals().begin() + 1, _pragma.literals().end());
if (literals.size() == 0)
@@ -89,13 +87,13 @@ bool SyntaxChecker::visit(PragmaDirective const& _pragma)
string const literal = literals[0];
if (literal.empty())
m_errorReporter.syntaxError(_pragma.location(), "Empty experimental feature name is invalid.");
else if (!validFeatures.count(literal))
else if (!ExperimentalFeatureNames.count(literal))
m_errorReporter.syntaxError(_pragma.location(), "Unsupported experimental feature name.");
else if (m_sourceUnit->annotation().experimentalFeatures.count(literal))
else if (m_sourceUnit->annotation().experimentalFeatures.count(ExperimentalFeatureNames.at(literal)))
m_errorReporter.syntaxError(_pragma.location(), "Duplicate experimental feature name.");
else
{
m_sourceUnit->annotation().experimentalFeatures.insert(literal);
m_sourceUnit->annotation().experimentalFeatures.insert(ExperimentalFeatureNames.at(literal));
m_errorReporter.warning(_pragma.location(), "Experimental features are turned on. Do not use experimental features on live deployments.");
}
}