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| author | chriseth <chris@ethereum.org> | 2017-07-03 20:52:29 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-07-03 20:52:29 +0800 |
| commit | 76d3b7c5a160e1f550c710e6850ee6f116142ca1 (patch) | |
| tree | 93c96f7073617b4f56c8c355cdc30701aec4818b /libsolidity/ast/AST.cpp | |
| parent | 78969364608ba60d1654f4d1738886d13112b6cd (diff) | |
| parent | 2222ddecf49b5b901f63b9e7449ee76c9f51c47a (diff) | |
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Merge pull request #2510 from ethereum/develop
Version 0.4.12
Diffstat (limited to 'libsolidity/ast/AST.cpp')
| -rw-r--r-- | libsolidity/ast/AST.cpp | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/libsolidity/ast/AST.cpp b/libsolidity/ast/AST.cpp index 03112d2d..403f4b79 100644 --- a/libsolidity/ast/AST.cpp +++ b/libsolidity/ast/AST.cpp @@ -20,10 +20,8 @@ * Solidity abstract syntax tree. */ -#include <libsolidity/interface/Utils.h> #include <libsolidity/ast/AST.h> #include <libsolidity/ast/ASTVisitor.h> -#include <libsolidity/interface/Exceptions.h> #include <libsolidity/ast/AST_accept.h> #include <libdevcore/SHA3.h> @@ -532,18 +530,26 @@ IdentifierAnnotation& Identifier::annotation() const return dynamic_cast<IdentifierAnnotation&>(*m_annotation); } +bool Literal::isHexNumber() const +{ + if (token() != Token::Number) + return false; + return boost::starts_with(value(), "0x"); +} + bool Literal::looksLikeAddress() const { if (subDenomination() != SubDenomination::None) return false; - string lit = value(); - return lit.substr(0, 2) == "0x" && abs(int(lit.length()) - 42) <= 1; + if (!isHexNumber()) + return false; + + return abs(int(value().length()) - 42) <= 1; } bool Literal::passesAddressChecksum() const { - string lit = value(); - solAssert(lit.substr(0, 2) == "0x", "Expected hex prefix"); - return dev::passesAddressChecksum(lit, true); + solAssert(isHexNumber(), "Expected hex number"); + return dev::passesAddressChecksum(value(), true); } |