parser.h

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#pragma once
 
#include <memory>
#include <vector>
#include <string>
 
#include "ast.h"
#include "lexer.h"
 
namespace picceler {

class Parser {
public:
  Parser();

  Result<void> setSource(const std::string &source);

  Result<std::vector<Token>> getTokens();

  Result<std::unique_ptr<ModuleNode>> parse();

  void printAST(const std::unique_ptr<ModuleNode> &node, int indent = 0);
 
private:
  Result<std::unique_ptr<ASTNode>> parseStatement();
  Result<std::unique_ptr<ASTNode>> parseExpression();
  Result<std::unique_ptr<ASTNode>> parseAssignment(Token identifier);
  Result<std::unique_ptr<ASTNode>> parseCall(Token identifier);
  Result<std::unique_ptr<ASTNode>> parseVariable(Token identifier = Token{Token::Type::UNKNOWN, "", 0, 0});
  Result<std::unique_ptr<ASTNode>> parseKernel();
  Result<std::unique_ptr<ASTNode>> parseString();
  Result<std::unique_ptr<ASTNode>> parseNumber();
 
private:
  Lexer _lexer;
};
 
} // namespace picceler