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| author | Alex Beregszaszi <alex@rtfs.hu> | 2017-08-05 06:28:28 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2017-08-10 06:41:46 +0800 |
| commit | 690ed37fd4b90119ac69def3e308035d46af0c60 (patch) | |
| tree | ded5b34f84009cbbc6af30064c145c45857207a0 /libsolidity | |
| parent | de9e758ef7c0a2f60d526bb94c834a4e3c2a737a (diff) | |
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Reject wildcard and multiple experimental pragmas
Diffstat (limited to 'libsolidity')
| -rw-r--r-- | libsolidity/analysis/SyntaxChecker.cpp | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/libsolidity/analysis/SyntaxChecker.cpp b/libsolidity/analysis/SyntaxChecker.cpp index 8c92f439..39f788c4 100644 --- a/libsolidity/analysis/SyntaxChecker.cpp +++ b/libsolidity/analysis/SyntaxChecker.cpp @@ -77,23 +77,26 @@ bool SyntaxChecker::visit(PragmaDirective const& _pragma) if (literals.size() == 0) m_errorReporter.syntaxError( _pragma.location(), - "At least one experimental feature or the wildcard symbol \"*\" is required." + "Experimental feature name is missing." + ); + else if (literals.size() > 1) + m_errorReporter.syntaxError( + _pragma.location(), + "Stray arguments." ); else { - for (string const literal: literals) + string const literal = literals[0]; + if (literal.empty()) + m_errorReporter.syntaxError(_pragma.location(), "Empty experimental feature name is invalid."); + else if (!validFeatures.count(literal)) + m_errorReporter.syntaxError(_pragma.location(), "Unsupported experimental feature name."); + else if (m_sourceUnit->annotation().experimentalFeatures.count(literal)) + m_errorReporter.syntaxError(_pragma.location(), "Duplicate experimental feature name."); + else { - if (literal.empty()) - m_errorReporter.syntaxError(_pragma.location(), "Empty experimental feature name is invalid."); - else if (!validFeatures.count(literal)) - m_errorReporter.syntaxError(_pragma.location(), "Unsupported experimental feature name."); - else if (m_sourceUnit->annotation().experimentalFeatures.count(literal)) - m_errorReporter.syntaxError(_pragma.location(), "Duplicate experimental feature name."); - else - { - m_sourceUnit->annotation().experimentalFeatures.insert(literal); - m_errorReporter.warning(_pragma.location(), "Experimental features are turned on. Do not use experimental features on live deployments."); - } + m_sourceUnit->annotation().experimentalFeatures.insert(literal); + m_errorReporter.warning(_pragma.location(), "Experimental features are turned on. Do not use experimental features on live deployments."); } } } |