60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
#ifndef PARSER_H
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#define PARSER_H
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#include <string>
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#include <vector>
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#include <cstdlib>
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#include "Token.h"
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#include "Context.h"
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#include "AST/AllTypesOfASTNodes.h"
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#include "AST/AST.h"
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using namespace std;
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class Parser
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{
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public:
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Parser(Context * context);
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Context * context;
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virtual ~Parser();
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void interpret();
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string report_message;
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string error_message;
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void add_tokens(vector<Token> tokens);
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string show_tokens();
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AST tree;
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ProgramNode * program;
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void erase_all();
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bool is_function_name();
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protected:
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private:
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Token current_token;
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string tok_value;
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vector<Token> token_stream;
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unsigned int position_in_stream;
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bool in_statement;
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bool read_next();
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bool peek(string s);
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bool accept(string s);
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bool expect(string s);
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bool is_type();
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void error(string s);
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void report(string s);
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ASTStatement * statement(ASTNode * node);
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ASTExpression * mul_expr(ASTNode * node);
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ASTExpression * add_expr(ASTNode * node);
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ASTExpression * prim_expr(ASTNode * node);
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ASTExpression * postfix_expr(ASTNode * node);
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ASTExpression * rel_expr(ASTNode * node);
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ASTExpression * eq_expr(ASTNode * node);
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ASTExpression * expr(ASTNode * node);
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};
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#endif // PARSER_H
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