Implements expression parsing

src/Parser/Parser.hpp

@@ -0,0 +1,38 @@
+#include <utility>
+
+#ifndef PORYGONLANG_PARSER_HPP
+#define PORYGONLANG_PARSER_HPP
+
+
+#include "ParsedStatements/ParsedStatement.hpp"
+
+enum class OperatorPrecedence {
+    No,
+    LogicalOr,
+    LogicalAnd,
+    Equality,
+    Additive,
+    Multiplication,
+    Unary,
+};
+
+class Parser {
+    vector<IToken*> _tokens;
+    unsigned int _position;
+
+    IToken* Peek();
+    IToken* Next();
+    ParsedStatement* ParseStatement(IToken* current);
+    ParsedExpression* ParseExpression(IToken* current);
+    ParsedExpression* ParseBinaryExpression(IToken* current, OperatorPrecedence parentPrecedence);
+    ParsedExpression* ParsePrimaryExpression(IToken* current);
+public:
+    ParsedScriptStatement* Parse();
+    explicit Parser(vector<IToken*> tokens){
+        _tokens = std::move(tokens);
+        _position = 0;
+    }
+};
+
+
+#endif //PORYGONLANG_PARSER_HPP