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| author | Leonardo Alt <leo@ethereum.org> | 2018-05-22 23:37:21 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2018-05-30 22:14:53 +0800 |
| commit | ac6871078940f0ae4a47380091fc46ed46a63d0a (patch) | |
| tree | 92795e519aeb424245c68420dad1e9bd97bd473b /libsolidity/parsing | |
| parent | 41965ca2626e1e09de7fb1eb40ae4751b5e289fa (diff) | |
| download | dexon-solidity-ac6871078940f0ae4a47380091fc46ed46a63d0a.tar.gz dexon-solidity-ac6871078940f0ae4a47380091fc46ed46a63d0a.tar.zst dexon-solidity-ac6871078940f0ae4a47380091fc46ed46a63d0a.zip | |
Disallow trailing dots that are not followed by a number
Diffstat (limited to 'libsolidity/parsing')
| -rw-r--r-- | libsolidity/parsing/Scanner.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libsolidity/parsing/Scanner.cpp b/libsolidity/parsing/Scanner.cpp index 6541f6c2..801d2cc4 100644 --- a/libsolidity/parsing/Scanner.cpp +++ b/libsolidity/parsing/Scanner.cpp @@ -768,8 +768,14 @@ Token::Value Scanner::scanNumber(char _charSeen) scanDecimalDigits(); // optional if (m_char == '.') { + // A '.' has to be followed by a number. + if (m_source.isPastEndOfInput() || !isDecimalDigit(m_source.get(1))) + { + literal.complete(); + return Token::Number; + } addLiteralCharAndAdvance(); - scanDecimalDigits(); // optional + scanDecimalDigits(); } } } |