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Constants.h
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Constants.h
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//
// Created by Gary on 2018.7.4.
//
#ifndef SCANNER_CONSTANTS_H
#define SCANNER_CONSTANTS_H
#include <string>
//单词属性枚举
enum e_Attributes {
//错误的单词
A_LEX_ERROR = 0x100,
//注释，空格
A_LEX_COMMENT, A_LEX_SPACE,
//关键字，标识符
A_LEX_KEYWORD, A_LEX_IDENTITY,
//布尔型，字符型，整型，浮点型，字符串
A_LEX_BOOL, A_LEX_CHAR, A_LEX_INT, A_LEX_REAL, A_LEX_STRING,
//赋值符和运算并赋值符
A_LEX_ASSIGN = 0x110,
//三目条件运算符 ? :
A_LEX_TERNARY,
//条件或，条件且，按位或，按位异或，按位与
A_LEX_OR, A_LEX_AND, A_LEX_OR_BIT, A_LEX_XOR_BIT, A_LEX_AND_BIT,
//比较运算符 等 和 不等
A_LEX_EQUAL, A_LEX_COMPARE,
//移位
A_LEX_SHIFT,
//加和减，乘除和取模
A_LEX_ADD_SUB, A_LEX_MUL_DIV_MOD,
//自增自减，正负，条件非，按位取反
A_LEX_HIGH_PRIORITY,
//界符，中括号，小括号，点
A_LEX_BOUNDARY,
//逗号，花括号，分号
A_LEX_COMMA = 0x120, A_LEX_BRACES, A_LEX_SEMICOLON
};
//程序保留字类别枚举
enum e_KeywordKind {
//关键字，每个关键字一个类
K_KEYWORD_ABSTRACT = 0, K_KEYWORD_BOOLEAN, K_KEYWORD_BREAK,
K_KEYWORD_BYTE, K_KEYWORD_CASE, K_KEYWORD_CATCH, K_KEYWORD_CHAR,
K_KEYWORD_CLASS, K_KEYWORD_CONST, K_KEYWORD_CONTINUE,
K_KEYWORD_DEFAULT, K_KEYWORD_DO, K_KEYWORD_DOUBLE, K_KEYWORD_ELSE,
K_KEYWORD_EXTENDS, K_KEYWORD_FALSE, K_KEYWORD_FINAL, K_KEYWORD_FINALLY,
K_KEYWORD_FLOAT, K_KEYWORD_FOR, K_KEYWORD_GOTO, K_KEYWORD_IF,
K_KEYWORD_IMPLEMENTS, K_KEYWORD_IMPORT, K_KEYWORD_INSTANCEOF,
K_KEYWORD_INT, K_KEYWORD_INTERFACE, K_KEYWORD_LONG, K_KEYWORD_NATIVE,
K_KEYWORD_NEW, K_KEYWORD_NULL, K_KEYWORD_PACKAGE, K_KEYWORD_PRIVATE,
K_KEYWORD_PROTECTED, K_KEYWORD_PUBLIC, K_KEYWORD_RETURN, K_KEYWORD_SHORT,
K_KEYWORD_STATIC, K_KEYWORD_SUPER, K_KEYWORD_SWITCH, K_KEYWORD_SYNCHRONIZED,
K_KEYWORD_THIS, K_KEYWORD_THROW, K_KEYWORD_THROWS, K_KEYWORD_TRANSIENT,
K_KEYWORD_TRUE, K_KEYWORD_TRY, K_KEYWORD_VOID, K_KEYWORD_VOLATILE, K_KEYWORD_WHILE,
//标识符
K_IDENTITY,
//空格
K_SPACE,
//注释
K_COMMENT,
//常量，每一类常量一个类
K_CONSTANT_INTEGER, K_CONSTANT_REAL, K_CONSTANT_POSITIVE_INTEGER, K_CONSTANT_NEGATIVE_INTEGER,
K_CONSTANT_POSITIVE_REAL, K_CONSTANT_NEGATIVE_REAL, K_CONSTANT_BOOL, K_CONSTANT_STRING, K_CONSTANT_CHAR,
K_CONSTANT_HEX_INTEGER, K_CONSTANT_OCT_INTEGER,
//转义字符，每一个转义符一个类
K_ESCAPE_OCT_CHAR, K_ESCAPE_HEX_CHAR, K_ESCAPE_SINGLE_QUO,
K_ESCAPE_BACK_SLASH, K_ESCAPE_CR, K_ESCAPE_LF, K_ESCAPE_FF,
K_ESCAPE_TAB, K_ESCAPE_BACKSPACE,
//界符，一个符号一个类
K_BOUNDARY_BRACES_LEFT = 100, K_BOUNDARY_BRACES_RIGHT, K_BOUNDARY_BRACKET_LEFT,
K_BOUNDARY_BRACKET_RIGHT, K_BOUNDARY_PARENTHESES_LEFT, K_BOUNDARY_PARENTHESES_RIGHT,
K_BOUNDARY_COMMA, K_BOUNDARY_PERIOD, K_BOUNDARY_SEMICOLON, K_BOUNDARY,
//运算符，一个符号一个类(按位与和逻辑与合并，按位或和逻辑或合并，按位异或和逻辑异或合并)
K_OPR_ASSIGN, K_OPR_ADD, K_OPR_SUB, K_OPR_MUL, K_OPR_DIV, K_OPR_MOD,
K_OPR_GT, K_OPR_GE, K_OPR_EQU, K_OPR_NEQU, K_OPR_LT, K_OPR_LE,
K_OPR_AND, K_OPR_OR, K_OPR_NOT,
K_OPR_AND_BIT, K_OPR_OR_BIT, K_OPR_XOR_BIT, K_OPR_NOT_BIT,
K_OPR_ADD_ASSIGN, K_OPR_SUB_ASSIGN, K_OPR_MUL_ASSIGN, K_OPR_DIV_ASSIGN, K_OPR_MOD_ASSIGN,
K_OPR_INC, K_OPR_DEC,
K_OPR_AND_ASSIGN, K_OPR_OR_ASSIGN, K_OPR_NOT_ASSIGN,
K_OPR_SHIFT_LEFT, K_OPR_SHIFT_RIGHT, K_OPR_SHIFT_ZERO,
K_OPR_SHIFT_LEFT_ASSIGN, K_OPR_SHIFT_RIGHT_ASSIGN, K_OPR_SHIFT_ZERO_ASSIGN,
K_OPR_TERNARY_QUESTION, K_OPR_TERNARY_COLON, K_OPR, K_TABLE_END
};
//关键词对应的char数组
extern char ca_Keyword[100][13];
//相关控制变量
extern const int CON_MAX_WORD;
extern const int CON_MAX_LINE;
extern const int CON_MAX_FILE;
extern const int CON_TABLE_LENGTH;
extern const int CON_PRIORITY_LENGTH;
extern const int CON_OPR_TABLE_OFFSET;
extern const int CON_BUFFER_SIZE;
extern const std::string CON_FILE_PATH_PREFIX;
#endif //SCANNER_CONSTANTS_H