token.h 3.8 KB

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  1. #ifndef VIRTUALMATH_TOKEN_H
  2. #define VIRTUALMATH_TOKEN_H
  3. #define MATHER_ERROR_ -1
  4. #define MATHER_NUMBER 0
  5. #define MATHER_STRING 1
  6. #define MATHER_VAR 2
  7. #define MATHER_EOF 3
  8. #define MATHER_ENTER 4
  9. #define MATHER_SPACE 5
  10. #define MATHER_IF 6
  11. #define MATHER_ELIF 7
  12. #define MATHER_WHILE 8
  13. #define MATHER_FOR 9
  14. #define MATHER_IN 10
  15. #define MATHER_TRY 11
  16. #define MATHER_EXCEPT 12
  17. #define MATHER_AS 13
  18. #define MATHER_WITH 14
  19. #define MATHER_DO 15
  20. #define MATHER_ELSE 16
  21. #define MATHER_FINALLY 17
  22. #define MATHER_DEFAULT 18
  23. #define MATHER_GLOBAL 19
  24. #define MATHER_NONLOCAL 20
  25. #define MATHER_PUBLIC 21
  26. #define MATHER_PROTECT 22
  27. #define MATHER_PRIVATE 23
  28. #define MATHER_TRUE 24
  29. #define MATHER_FALSE 25
  30. #define MATHER_NULL 26
  31. #define MATHER_DEF 27
  32. #define MATHER_CLASS 28
  33. #define MATHER_BLOCK 29
  34. #define MATHER_BREAK 30
  35. #define MATHER_CONTINUE 31
  36. #define MATHER_REGO 32
  37. #define MATHER_RESTART 33
  38. #define MATHER_RETURN 34
  39. #define MATHER_YIELD 35
  40. #define MATHER_IMPORT 36
  41. #define MATHER_INCLUDE 37
  42. #define MATHER_ADD 38
  43. #define MATHER_SUB 39
  44. #define MATHER_MUL 40
  45. #define MATHER_DIV 41
  46. #define MATHER_INTDIV 42
  47. #define MATHER_PER 43
  48. #define MATHER_POW 44
  49. #define MATHER_LESS 45
  50. #define MATHER_LESSEQ 46
  51. #define MATHER_MORE 47
  52. #define MATHER_MOREEQ 48
  53. #define MATHER_EQ 49
  54. #define MATHER_NOTEQ 50
  55. #define MATHER_BITAND 51
  56. #define MATHER_BITOR 52
  57. #define MATHER_BITXOR 53
  58. #define MATHER_BITNOT 54
  59. #define MATHER_BITLEFT 55
  60. #define MATHER_BITRIGHT 56
  61. #define MATHER_BOOLAND 57
  62. #define MATHER_BOOLOR 58
  63. #define MATHER_BOOLNOT 59
  64. #define MATHER_ASSIGNMENT 60
  65. #define MATHER_POINT 61
  66. #define MATHER_AT 62
  67. #define MATHER_SVAR 63
  68. #define MATHER_LP 64
  69. #define MATHER_RP 65
  70. #define MATHER_LB 66
  71. #define MATHER_RB 67
  72. #define MATHER_LC 68
  73. #define MATHER_RC 69
  74. #define MATHER_COMMA 70
  75. #define MATHER_COLON 71
  76. #define MATHER_SEMICOLON 72
  77. #define MATHER_LINK 73
  78. #define MATHER_RAISE 74
  79. #define MATHER_MAX 75
  80. // 从-5开始是为了避开status的特殊值,尽管这并没有什么影响
  81. #define COMMANDLIST -5
  82. #define COMMAND -6
  83. #define OPERATION -7
  84. #define POLYNOMIAL -8
  85. #define FACTOR -9
  86. #define BASEVALUE -10
  87. #define ASSIGNMENT -11
  88. #define CODE -12
  89. #define FUNCTION -13
  90. #define CALLBACK -14
  91. #define IF_BRANCH -15
  92. #define WHILE_BRANCH -16
  93. #define BREAK -17
  94. #define CONTINUE -18
  95. #define REGO -19
  96. #define RETURN -20
  97. #define RESTART -21
  98. #define TRY_BRANCH -22
  99. #define RAISE -23
  100. #define TUPLE -24
  101. typedef struct Token{
  102. int token_type; // 记录token的类型,大于0的数字均为lex匹配器所匹配,小于0的为syntax解析器所匹配
  103. struct TokenData{
  104. char *str;
  105. char *second_str; // 针对123.4j这种形式设定的,其中second_str存储j
  106. struct Statement *st;
  107. } data;
  108. struct Token *last;
  109. struct Token *next;
  110. } Token;
  111. typedef struct TokenStream{
  112. Token *token_list; // 提前存储token的列表
  113. int size;
  114. } TokenStream;
  115. typedef struct TokenMessage{
  116. TokenStream *ts;
  117. struct LexFile *file;
  118. struct LexMathers *mathers;
  119. FILE *debug;
  120. } TokenMessage;
  121. Token *makeToken();
  122. Token *makeLexToken(int type, char *str, char *second_str);
  123. Token *makeStatementToken(int type, struct Statement *st);
  124. void freeToken(Token *tk, bool self, bool error);
  125. extern Token *getToken(LexFile *file, LexMathers *mathers, FILE *debug);
  126. void addBackToken(TokenStream *ts, Token *new_tk, FILE *debug);
  127. Token *popNewToken(TokenMessage *tm, FILE *debug);
  128. TokenMessage *makeTokenMessage(char *file_dir, char *debug);
  129. void freeTokenMessage(TokenMessage *tm, bool self);
  130. // token 可视化函数
  131. void printTokenStream(TokenStream *ts, FILE *debug, int type);
  132. void printToken(Token *tk, FILE *debug, int type);
  133. #define printTokenEnter(tk, debug, type, message) do{ \
  134. writeLog(debug, type, message, NULL); \
  135. printToken(tk, debug, type); \
  136. writeLog(debug, type, "\n", NULL); \
  137. } while(0)
  138. #endif //VIRTUALMATH_TOKEN_H