blob: 307a0d6a10c4ad9b009c1d907f66d69fe7615810 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/*
This file is part of cpp-ethereum.
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/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Solidity parser.
*/
#pragma once
#include "libsolidity/AST.h"
namespace dev
{
namespace solidity
{
class Scanner;
class Parser
{
public:
ASTPointer<ContractDefinition> parse(std::shared_ptr<Scanner> const& _scanner);
private:
class ASTNodeFactory;
/// Start position of the current token
int getPosition() const;
/// End position of the current token
int getEndPosition() const;
///@{
///@name Parsing functions for the AST nodes
ASTPointer<ContractDefinition> parseContractDefinition();
ASTPointer<FunctionDefinition> parseFunctionDefinition(bool _isPublic);
ASTPointer<StructDefinition> parseStructDefinition();
ASTPointer<VariableDeclaration> parseVariableDeclaration(bool _allowVar);
ASTPointer<TypeName> parseTypeName(bool _allowVar);
ASTPointer<Mapping> parseMapping();
ASTPointer<ParameterList> parseParameterList(bool _allowEmpty = true);
ASTPointer<Block> parseBlock();
ASTPointer<Statement> parseStatement();
ASTPointer<IfStatement> parseIfStatement();
ASTPointer<WhileStatement> parseWhileStatement();
ASTPointer<VariableDefinition> parseVariableDefinition();
ASTPointer<ExpressionStatement> parseExpressionStatement();
ASTPointer<Expression> parseExpression();
ASTPointer<Expression> parseBinaryExpression(int _minPrecedence = 4);
ASTPointer<Expression> parseUnaryExpression();
ASTPointer<Expression> parseLeftHandSideExpression();
ASTPointer<Expression> parsePrimaryExpression();
std::vector<ASTPointer<Expression>> parseFunctionCallArguments();
///@}
///@{
///@name Helper functions
/// If current token value is not _value, throw exception otherwise advance token.
void expectToken(Token::Value _value);
Token::Value expectAssignmentOperator();
ASTPointer<ASTString> expectIdentifierToken();
ASTPointer<ASTString> getLiteralAndAdvance();
///@}
/// Creates a @ref ParserError exception and annotates it with the current position and the
/// given @a _description.
ParserError createParserError(std::string const& _description) const;
std::shared_ptr<Scanner> m_scanner;
};
}
}
|
