lpython/src/lpython/parser/parser.h at main · archiv-nptel/lpython · GitHub

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#ifndef LPYTHON_PARSER_PARSER_H

#define LPYTHON_PARSER_PARSER_H

#include "lpython/python_ast.h"

#include <libasr/containers.h>

#include <libasr/diagnostics.h>

#include <lpython/parser/tokenizer.h>

namespace LCompilers::LPython {

class Parser

{

public:

std::string inp;

public:

diag::Diagnostics &diag;

Allocator &m_a;

Tokenizer m_tokenizer;

Vec<LPython::AST::stmt_t*> result;

Vec<LPython::AST::type_ignore_t*> type_ignore;

Parser(Allocator &al, diag::Diagnostics &diagnostics)

: diag{diagnostics}, m_a{al} {

result.reserve(al, 32);

type_ignore.reserve(al, 4);

}

void parse(const std::string &input, uint32_t prev_loc);

void handle_yyerror(const Location &loc, const std::string &msg);

};

// Parses Python code to AST

Result<LPython::AST::Module_t*> parse(Allocator &al,

const std::string &s, uint32_t prev_loc,

diag::Diagnostics &diagnostics);

Result<LPython::AST::ast_t*> parse_python_file(Allocator &al,

const std::string &runtime_library_dir,

const std::string &infile,

diag::Diagnostics &diagnostics,

uint32_t prev_loc, bool new_parser);

} // namespace LCompilers::LPython

#endif

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