Expect end of string at end of top-level block for assembly parser.

This commit is contained in:
chriseth
2018-02-21 00:41:39 +01:00
parent f5f00b4ee9
commit e2bf5de8a2
9 changed files with 18 additions and 8 deletions
+1 -1
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@@ -319,7 +319,7 @@ void CompilerContext::appendInlineAssembly(
ErrorList errors;
ErrorReporter errorReporter(errors);
auto scanner = make_shared<Scanner>(CharStream(_assembly), "--CODEGEN--");
auto parserResult = assembly::Parser(errorReporter, assembly::AsmFlavour::Strict).parse(scanner);
auto parserResult = assembly::Parser(errorReporter, assembly::AsmFlavour::Strict).parse(scanner, false);
#ifdef SOL_OUTPUT_ASM
cout << assembly::AsmPrinter()(*parserResult) << endl;
#endif
+5 -2
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@@ -34,13 +34,16 @@ using namespace dev;
using namespace dev::solidity;
using namespace dev::solidity::assembly;
shared_ptr<assembly::Block> Parser::parse(std::shared_ptr<Scanner> const& _scanner)
shared_ptr<assembly::Block> Parser::parse(std::shared_ptr<Scanner> const& _scanner, bool _reuseScanner)
{
m_recursionDepth = 0;
try
{
m_scanner = _scanner;
return make_shared<Block>(parseBlock());
auto block = make_shared<Block>(parseBlock());
if (!_reuseScanner)
expectToken(Token::EOS);
return block;
}
catch (FatalError const&)
{
+2 -1
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@@ -41,8 +41,9 @@ public:
ParserBase(_errorReporter), m_flavour(_flavour) {}
/// Parses an inline assembly block starting with `{` and ending with `}`.
/// @param _reuseScanner if true, do check for end of input after the `}`.
/// @returns an empty shared pointer on error.
std::shared_ptr<Block> parse(std::shared_ptr<Scanner> const& _scanner);
std::shared_ptr<Block> parse(std::shared_ptr<Scanner> const& _scanner, bool _reuseScanner);
protected:
using ElementaryOperation = boost::variant<assembly::Instruction, assembly::Literal, assembly::Identifier>;
+1 -1
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@@ -69,7 +69,7 @@ bool AssemblyStack::parseAndAnalyze(std::string const& _sourceName, std::string
m_errors.clear();
m_analysisSuccessful = false;
m_scanner = make_shared<Scanner>(CharStream(_source), _sourceName);
m_parserResult = assembly::Parser(m_errorReporter, languageToAsmFlavour(m_language)).parse(m_scanner);
m_parserResult = assembly::Parser(m_errorReporter, languageToAsmFlavour(m_language)).parse(m_scanner, false);
if (!m_errorReporter.errors().empty())
return false;
solAssert(m_parserResult, "");
+1 -1
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@@ -926,7 +926,7 @@ ASTPointer<InlineAssembly> Parser::parseInlineAssembly(ASTPointer<ASTString> con
}
assembly::Parser asmParser(m_errorReporter);
shared_ptr<assembly::Block> block = asmParser.parse(m_scanner);
shared_ptr<assembly::Block> block = asmParser.parse(m_scanner, true);
nodeFactory.markEndPosition();
return nodeFactory.createNode<InlineAssembly>(_docString, block);
}