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Assert integrity of empty IndexAccessPath structure.

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This commit is contained in:
chriseth 2018-05-09 14:55:36 +02:00
parent be54f48197
commit fe8f38a7a4
2 changed files with 11 additions and 1 deletions
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10
libsolidity/parsing/Parser.cpp
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@ -1098,6 +1098,16 @@ ASTPointer<Statement> Parser::parseSimpleStatement(ASTPointer<ASTString> const&
} }
} }
bool Parser::IndexAccessedPath::empty() const
{
if (!indices.empty())
{
solAssert(!path.empty(), "");
}
return path.empty() && indices.empty();
}
pair<Parser::LookAheadInfo, Parser::IndexAccessedPath> Parser::tryParseIndexAccessedPath() pair<Parser::LookAheadInfo, Parser::IndexAccessedPath> Parser::tryParseIndexAccessedPath()
{ {
// These two cases are very hard to distinguish: // These two cases are very hard to distinguish:

2
libsolidity/parsing/Parser.h
View File

@ -151,7 +151,7 @@ private:
{ {
std::vector<ASTPointer<PrimaryExpression>> path; std::vector<ASTPointer<PrimaryExpression>> path;
std::vector<std::pair<ASTPointer<Expression>, SourceLocation>> indices; std::vector<std::pair<ASTPointer<Expression>, SourceLocation>> indices;
bool empty() const { return path.empty() && indices.empty(); } bool empty() const;
}; };
std::pair<LookAheadInfo, IndexAccessedPath> tryParseIndexAccessedPath(); std::pair<LookAheadInfo, IndexAccessedPath> tryParseIndexAccessedPath();