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Diffstat (limited to 'Token.h')
| -rw-r--r-- | Token.h | 413 |
1 files changed, 0 insertions, 413 deletions
diff --git a/Token.h b/Token.h deleted file mode 100644 index 4aa00047..00000000 --- a/Token.h +++ /dev/null @@ -1,413 +0,0 @@ -// Copyright 2006-2012, the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// -// Modifications as part of cpp-ethereum under the following license: -// -// cpp-ethereum is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// cpp-ethereum is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>. - -#pragma once - -#include <libdevcore/Common.h> -#include <libdevcore/Log.h> -#include <libsolidity/Utils.h> -#include <libsolidity/Exceptions.h> - -namespace dev -{ -namespace solidity -{ - -// TOKEN_LIST takes a list of 3 macros M, all of which satisfy the -// same signature M(name, string, precedence), where name is the -// symbolic token name, string is the corresponding syntactic symbol -// (or NULL, for literals), and precedence is the precedence (or 0). -// The parameters are invoked for token categories as follows: -// -// T: Non-keyword tokens -// K: Keyword tokens - -// IGNORE_TOKEN is a convenience macro that can be supplied as -// an argument (at any position) for a TOKEN_LIST call. It does -// nothing with tokens belonging to the respective category. - -#define IGNORE_TOKEN(name, string, precedence) - -#define TOKEN_LIST(T, K) \ - /* End of source indicator. */ \ - T(EOS, "EOS", 0) \ - \ - /* Punctuators (ECMA-262, section 7.7, page 15). */ \ - T(LParen, "(", 0) \ - T(RParen, ")", 0) \ - T(LBrack, "[", 0) \ - T(RBrack, "]", 0) \ - T(LBrace, "{", 0) \ - T(RBrace, "}", 0) \ - T(Colon, ":", 0) \ - T(Semicolon, ";", 0) \ - T(Period, ".", 0) \ - T(Conditional, "?", 3) \ - T(Arrow, "=>", 0) \ - \ - /* Assignment operators. */ \ - /* IsAssignmentOp() relies on this block of enum values being */ \ - /* contiguous and sorted in the same order!*/ \ - T(Assign, "=", 2) \ - /* The following have to be in exactly the same order as the simple binary operators*/ \ - T(AssignBitOr, "|=", 2) \ - T(AssignBitXor, "^=", 2) \ - T(AssignBitAnd, "&=", 2) \ - T(AssignShl, "<<=", 2) \ - T(AssignSar, ">>=", 2) \ - T(AssignShr, ">>>=", 2) \ - T(AssignAdd, "+=", 2) \ - T(AssignSub, "-=", 2) \ - T(AssignMul, "*=", 2) \ - T(AssignDiv, "/=", 2) \ - T(AssignMod, "%=", 2) \ - \ - /* Binary operators sorted by precedence. */ \ - /* IsBinaryOp() relies on this block of enum values */ \ - /* being contiguous and sorted in the same order! */ \ - T(Comma, ",", 1) \ - T(Or, "||", 4) \ - T(And, "&&", 5) \ - T(BitOr, "|", 8) \ - T(BitXor, "^", 9) \ - T(BitAnd, "&", 10) \ - T(SHL, "<<", 11) \ - T(SAR, ">>", 11) \ - T(SHR, ">>>", 11) \ - T(Add, "+", 12) \ - T(Sub, "-", 12) \ - T(Mul, "*", 13) \ - T(Div, "/", 13) \ - T(Mod, "%", 13) \ - T(Exp, "**", 14) \ - \ - /* Compare operators sorted by precedence. */ \ - /* IsCompareOp() relies on this block of enum values */ \ - /* being contiguous and sorted in the same order! */ \ - T(Equal, "==", 6) \ - T(NotEqual, "!=", 6) \ - T(LessThan, "<", 7) \ - T(GreaterThan, ">", 7) \ - T(LessThanOrEqual, "<=", 7) \ - T(GreaterThanOrEqual, ">=", 7) \ - K(In, "in", 7) \ - \ - /* Unary operators. */ \ - /* IsUnaryOp() relies on this block of enum values */ \ - /* being contiguous and sorted in the same order! */ \ - T(Not, "!", 0) \ - T(BitNot, "~", 0) \ - T(Inc, "++", 0) \ - T(Dec, "--", 0) \ - K(Delete, "delete", 0) \ - \ - /* Keywords */ \ - K(Break, "break", 0) \ - K(Case, "case", 0) \ - K(Const, "constant", 0) \ - K(Continue, "continue", 0) \ - K(Contract, "contract", 0) \ - K(Default, "default", 0) \ - K(Do, "do", 0) \ - K(Else, "else", 0) \ - K(Event, "event", 0) \ - K(External, "external", 0) \ - K(Is, "is", 0) \ - K(Indexed, "indexed", 0) \ - K(For, "for", 0) \ - K(Function, "function", 0) \ - K(If, "if", 0) \ - K(Import, "import", 0) \ - K(Mapping, "mapping", 0) \ - K(Modifier, "modifier", 0) \ - K(New, "new", 0) \ - K(Public, "public", 0) \ - K(Private, "private", 0) \ - K(Inheritable, "inheritable", 0) \ - K(Return, "return", 0) \ - K(Returns, "returns", 0) \ - K(Struct, "struct", 0) \ - K(Switch, "switch", 0) \ - K(Var, "var", 0) \ - K(While, "while", 0) \ - K(Enum, "enum", 0) \ - \ - /* Ether subdenominations */ \ - K(SubWei, "wei", 0) \ - K(SubSzabo, "szabo", 0) \ - K(SubFinney, "finney", 0) \ - K(SubEther, "ether", 0) \ - /* type keywords, keep them in this order, keep int as first keyword - * the implementation in Types.cpp has to be synced to this here */\ - K(Int, "int", 0) \ - K(Int8, "int8", 0) \ - K(Int16, "int16", 0) \ - K(Int24, "int24", 0) \ - K(Int32, "int32", 0) \ - K(Int40, "int40", 0) \ - K(Int48, "int48", 0) \ - K(Int56, "int56", 0) \ - K(Int64, "int64", 0) \ - K(Int72, "int72", 0) \ - K(Int80, "int80", 0) \ - K(Int88, "int88", 0) \ - K(Int96, "int96", 0) \ - K(Int104, "int104", 0) \ - K(Int112, "int112", 0) \ - K(Int120, "int120", 0) \ - K(Int128, "int128", 0) \ - K(Int136, "int136", 0) \ - K(Int144, "int144", 0) \ - K(Int152, "int152", 0) \ - K(Int160, "int160", 0) \ - K(Int168, "int168", 0) \ - K(Int176, "int178", 0) \ - K(Int184, "int184", 0) \ - K(Int192, "int192", 0) \ - K(Int200, "int200", 0) \ - K(Int208, "int208", 0) \ - K(Int216, "int216", 0) \ - K(Int224, "int224", 0) \ - K(Int232, "int232", 0) \ - K(Int240, "int240", 0) \ - K(Int248, "int248", 0) \ - K(Int256, "int256", 0) \ - K(UInt, "uint", 0) \ - K(UInt8, "uint8", 0) \ - K(UInt16, "uint16", 0) \ - K(UInt24, "uint24", 0) \ - K(UInt32, "uint32", 0) \ - K(UInt40, "uint40", 0) \ - K(UInt48, "uint48", 0) \ - K(UInt56, "uint56", 0) \ - K(UInt64, "uint64", 0) \ - K(UInt72, "uint72", 0) \ - K(UInt80, "uint80", 0) \ - K(UInt88, "uint88", 0) \ - K(UInt96, "uint96", 0) \ - K(UInt104, "uint104", 0) \ - K(UInt112, "uint112", 0) \ - K(UInt120, "uint120", 0) \ - K(UInt128, "uint128", 0) \ - K(UInt136, "uint136", 0) \ - K(UInt144, "uint144", 0) \ - K(UInt152, "uint152", 0) \ - K(UInt160, "uint160", 0) \ - K(UInt168, "uint168", 0) \ - K(UInt176, "uint178", 0) \ - K(UInt184, "uint184", 0) \ - K(UInt192, "uint192", 0) \ - K(UInt200, "uint200", 0) \ - K(UInt208, "uint208", 0) \ - K(UInt216, "uint216", 0) \ - K(UInt224, "uint224", 0) \ - K(UInt232, "uint232", 0) \ - K(UInt240, "uint240", 0) \ - K(UInt248, "uint248", 0) \ - K(UInt256, "uint256", 0) \ - K(Hash, "hash", 0) \ - K(Hash8, "hash8", 0) \ - K(Hash16, "hash16", 0) \ - K(Hash24, "hash24", 0) \ - K(Hash32, "hash32", 0) \ - K(Hash40, "hash40", 0) \ - K(Hash48, "hash48", 0) \ - K(Hash56, "hash56", 0) \ - K(Hash64, "hash64", 0) \ - K(Hash72, "hash72", 0) \ - K(Hash80, "hash80", 0) \ - K(Hash88, "hash88", 0) \ - K(Hash96, "hash96", 0) \ - K(Hash104, "hash104", 0) \ - K(Hash112, "hash112", 0) \ - K(Hash120, "hash120", 0) \ - K(Hash128, "hash128", 0) \ - K(Hash136, "hash136", 0) \ - K(Hash144, "hash144", 0) \ - K(Hash152, "hash152", 0) \ - K(Hash160, "hash160", 0) \ - K(Hash168, "hash168", 0) \ - K(Hash176, "hash178", 0) \ - K(Hash184, "hash184", 0) \ - K(Hash192, "hash192", 0) \ - K(Hash200, "hash200", 0) \ - K(Hash208, "hash208", 0) \ - K(Hash216, "hash216", 0) \ - K(Hash224, "hash224", 0) \ - K(Hash232, "hash232", 0) \ - K(Hash240, "hash240", 0) \ - K(Hash248, "hash248", 0) \ - K(Hash256, "hash256", 0) \ - K(Address, "address", 0) \ - K(Bool, "bool", 0) \ - K(Bytes, "bytes", 0) \ - K(StringType, "string", 0) \ - K(String0, "string0", 0) \ - K(String1, "string1", 0) \ - K(String2, "string2", 0) \ - K(String3, "string3", 0) \ - K(String4, "string4", 0) \ - K(String5, "string5", 0) \ - K(String6, "string6", 0) \ - K(String7, "string7", 0) \ - K(String8, "string8", 0) \ - K(String9, "string9", 0) \ - K(String10, "string10", 0) \ - K(String11, "string11", 0) \ - K(String12, "string12", 0) \ - K(String13, "string13", 0) \ - K(String14, "string14", 0) \ - K(String15, "string15", 0) \ - K(String16, "string16", 0) \ - K(String17, "string17", 0) \ - K(String18, "string18", 0) \ - K(String19, "string19", 0) \ - K(String20, "string20", 0) \ - K(String21, "string21", 0) \ - K(String22, "string22", 0) \ - K(String23, "string23", 0) \ - K(String24, "string24", 0) \ - K(String25, "string25", 0) \ - K(String26, "string26", 0) \ - K(String27, "string27", 0) \ - K(String28, "string28", 0) \ - K(String29, "string29", 0) \ - K(String30, "string30", 0) \ - K(String31, "string31", 0) \ - K(String32, "string32", 0) \ - K(Text, "text", 0) \ - K(Real, "real", 0) \ - K(UReal, "ureal", 0) \ - T(TypesEnd, NULL, 0) /* used as type enum end marker */ \ - \ - /* Literals */ \ - K(NullLiteral, "null", 0) \ - K(TrueLiteral, "true", 0) \ - K(FalseLiteral, "false", 0) \ - T(Number, NULL, 0) \ - T(StringLiteral, NULL, 0) \ - T(CommentLiteral, NULL, 0) \ - \ - /* Identifiers (not keywords or future reserved words). */ \ - T(Identifier, NULL, 0) \ - \ - /* Illegal token - not able to scan. */ \ - T(Illegal, "ILLEGAL", 0) \ - \ - /* Scanner-internal use only. */ \ - T(Whitespace, NULL, 0) - - -class Token -{ -public: - // All token values. - // attention! msvc issue: - // http://stackoverflow.com/questions/9567868/compile-errors-after-adding-v8-to-my-project-c2143-c2059 - // @todo: avoid TOKEN_LIST macro -#define T(name, string, precedence) name, - enum Value - { - TOKEN_LIST(T, T) - NUM_TOKENS - }; -#undef T - - // Returns a string corresponding to the C++ token name - // (e.g. "LT" for the token LT). - static char const* getName(Value tok) - { - solAssert(tok < NUM_TOKENS, ""); - return m_name[tok]; - } - - // Predicates - static bool isElementaryTypeName(Value tok) { return Int <= tok && tok < TypesEnd; } - static bool isAssignmentOp(Value tok) { return Assign <= tok && tok <= AssignMod; } - static bool isBinaryOp(Value op) { return Comma <= op && op <= Exp; } - static bool isCommutativeOp(Value op) { return op == BitOr || op == BitXor || op == BitAnd || - op == Add || op == Mul || op == Equal || op == NotEqual; } - static bool isArithmeticOp(Value op) { return Add <= op && op <= Exp; } - static bool isCompareOp(Value op) { return Equal <= op && op <= In; } - - static Value AssignmentToBinaryOp(Value op) - { - solAssert(isAssignmentOp(op) && op != Assign, ""); - return Value(op + (BitOr - AssignBitOr)); - } - - static bool isBitOp(Value op) { return (BitOr <= op && op <= SHR) || op == BitNot; } - static bool isUnaryOp(Value op) { return (Not <= op && op <= Delete) || op == Add || op == Sub; } - static bool isCountOp(Value op) { return op == Inc || op == Dec; } - static bool isShiftOp(Value op) { return (SHL <= op) && (op <= SHR); } - static bool isVisibilitySpecifier(Value op) { return isVariableVisibilitySpecifier(op) || op == External; } - static bool isVariableVisibilitySpecifier(Value op) { return op == Public || op == Private || op == Inheritable; } - static bool isEtherSubdenomination(Value op) { return op == SubWei || op == SubSzabo || op == SubFinney || op == Token::SubEther; } - - // Returns a string corresponding to the JS token string - // (.e., "<" for the token LT) or NULL if the token doesn't - // have a (unique) string (e.g. an IDENTIFIER). - static char const* toString(Value tok) - { - solAssert(tok < NUM_TOKENS, ""); - return m_string[tok]; - } - - // Returns the precedence > 0 for binary and compare - // operators; returns 0 otherwise. - static int precedence(Value tok) - { - solAssert(tok < NUM_TOKENS, ""); - return m_precedence[tok]; - } - - static Token::Value fromIdentifierOrKeyword(std::string const& _name); - -private: - static char const* const m_name[NUM_TOKENS]; - static char const* const m_string[NUM_TOKENS]; - static int8_t const m_precedence[NUM_TOKENS]; - static char const m_tokenType[NUM_TOKENS]; -}; - -} -} |