56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
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#ifndef PORYGONLANG_PARSER_HPP
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#define PORYGONLANG_PARSER_HPP
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#include <utility>
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#include <vector>
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#include "ParsedStatements/ParsedStatement.hpp"
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#include "../Script.hpp"
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enum class OperatorPrecedence {
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No,
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LogicalOr,
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LogicalAnd,
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Equality,
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Additive,
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Multiplication,
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Unary,
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};
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class Parser {
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vector<const IToken*> _tokens;
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unsigned int _position;
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Script* ScriptData;
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const IToken* Peek();
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const IToken *PeekAt(int offset);
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const IToken* Next();
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ParsedStatement* ParseStatement(const IToken* current);
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ParsedStatement* ParseVariableAssignment(const IToken *current);
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ParsedStatement* ParseIndexAssignment(ParsedExpression *indexer);
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ParsedStatement *ParseBlock(const vector<TokenKind>& endTokens, const vector<const ParsedStatement*>& openStatements = {});
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ParsedStatement* ParseFunctionDeclaration(const IToken* current);
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ParsedStatement *ParseReturnStatement(const IToken *current);
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ParsedStatement *ParseIfStatement(const IToken *current);
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ParsedExpression* ParseExpression(const IToken* current);
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ParsedExpression* ParseBinaryExpression(const IToken* current, OperatorPrecedence parentPrecedence);
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ParsedExpression* ParsePrimaryExpression(const IToken* current);
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ParsedExpression* ParseParenthesizedExpression(const IToken *current);
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ParsedExpression* ParseFunctionCallExpression(ParsedExpression* functionExpression);
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ParsedExpression *ParseIndexExpression(ParsedExpression *indexingExpression);
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ParsedExpression *ParseTableExpression(const IToken *current);
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public:
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ParsedScriptStatement* Parse();
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explicit Parser(const vector<const IToken*>& tokens, Script* scriptData){
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_tokens = tokens;
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_position = 0;
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ScriptData = scriptData;
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}
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};
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#endif //PORYGONLANG_PARSER_HPP
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