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Lexer: ::isAllDigits should not return true on trivial input

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This commit is contained in:
Paul Beckingham 2015-10-10 20:42:00 -04:00
parent 1590ab6564
commit 808600a705
1 changed files with 2 additions and 1 deletions
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3
src/Lexer.cpp
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@ -1302,7 +1302,8 @@ std::string Lexer::typeToString (Lexer::Type type)
////////////////////////////////////////////////////////////////////////////////
bool Lexer::isAllDigits (const std::string& text)
{
return text.find_first_not_of ("0123456789") == std::string::npos;
return text.length () &&
text.find_first_not_of ("0123456789") == std::string::npos;
}
////////////////////////////////////////////////////////////////////////////////