添加项目文件。

2025-07-01 16:04:35 +08:00
parent 27b960a881
commit 0f8e7d3282
13 changed files with 755 additions and 0 deletions
--- a/ScientificCalculator/Token.h
+++ b/ScientificCalculator/Token.h
@@ -0,0 +1,52 @@
+#ifndef TOKEN_H
+#define TOKEN_H
+
+#include<string>
+
+using namespace std;
+//<2F>Ǻ<EFBFBD><C7BA><EFBFBD><EFBFBD><EFBFBD>
+enum class TokenType {
+	Number,
+	Operator,
+	LeftParen,
+	RightParen,
+	Function,
+	Variable
+};
+
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+enum class Associativity {
+	Left,
+	Right,
+	None
+};
+
+//Token<65>ṹ<EFBFBD><E1B9B9>
+struct Token {
+	TokenType type;//<2F>Ǻ<EFBFBD><C7BA><EFBFBD><EFBFBD><EFBFBD>
+	string value;  //ʵ<><CAB5><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>
+	int precedence = -1; //<2F><><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͺ<EFBFBD><CDBA><EFBFBD><EFBFBD><EFBFBD>Ч
+	Associativity associativity = Associativity::None; //<2F><><EFBFBD><EFBFBD><EFBFBD>ԣ<EFBFBD><D4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͺ<EFBFBD><CDBA><EFBFBD><EFBFBD><EFBFBD>Ч
+	
+	//<2F><><EFBFBD>캯<EFBFBD><ECBAAF>
+	Token(TokenType t, const string& v,
+		int p = -1, Associativity assoc = Associativity::None)
+		:type(t), value(v), precedence(p), associativity(assoc) {}
+
+	//<2F><><EFBFBD><EFBFBD><EFBFBD>жϷ<D0B6><CFB7><EFBFBD>
+
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>֣<EFBFBD><D6A3><EFBFBD><EFBFBD><EFBFBD> "3.14", "42"<22><>
+	bool is_num() const { return type == TokenType::Number; }
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "+", "-", "*", "/"<22><>
+	bool is_ope() const { return type == TokenType::Operator; }
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "sin", "cos", "log"<22><>
+	bool is_fun() const { return type == TokenType::Function; }
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "("<22><><EFBFBD><EFBFBD><EFBFBD>ڱ<EFBFBD><DAB1><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>
+	bool is_LP() const { return type == TokenType::LeftParen; }
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ")"<22><><EFBFBD><EFBFBD><EFBFBD>ڱ<EFBFBD><DAB1><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+	bool is_RP() const { return type == TokenType::RightParen; }
+	// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "x", "y"<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>չ֧<D5B9>ַ<EFBFBD><D6B7>Ŵ<EFBFBD><C5B4><EFBFBD><EFBFBD><EFBFBD>
+	bool is_var()const { return type == TokenType::Variable; }
+
+};
+#endif