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ant/include/tokens.h
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tokens.h
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#ifndef TOKENS_H
#define TOKENS_H
#include <stdint.h>
enum {
TOK_ERR, TOK_EOF, TOK_NUMBER, TOK_STRING, TOK_SEMICOLON, TOK_BIGINT,
TOK_LPAREN, TOK_RPAREN, TOK_LBRACE, TOK_RBRACE, TOK_LBRACKET, TOK_RBRACKET,
// identifier-like
TOK_IDENTIFIER = 50,
TOK_ASYNC, TOK_AWAIT, TOK_BREAK, TOK_CASE, TOK_CATCH, TOK_CLASS, TOK_CONST, TOK_CONTINUE,
TOK_DEFAULT, TOK_DELETE, TOK_DO, TOK_DEBUGGER, TOK_ELSE, TOK_EXPORT, TOK_FINALLY, TOK_FOR,
TOK_FROM, TOK_FUNC, TOK_IF, TOK_IMPORT, TOK_IN, TOK_INSTANCEOF, TOK_LET, TOK_NEW, TOK_OF,
TOK_RETURN, TOK_SUPER, TOK_SWITCH, TOK_THIS, TOK_THROW, TOK_TRY, TOK_VAR, TOK_VOID, TOK_WHILE, TOK_WITH,
TOK_YIELD, TOK_UNDEF, TOK_NULL, TOK_TRUE, TOK_FALSE, TOK_AS, TOK_STATIC, TOK_TYPEOF,
TOK_WINDOW, TOK_GLOBAL_THIS,
TOK_IDENT_LIKE_END,
// operators
TOK_DOT = 100, TOK_CALL, TOK_BRACKET, TOK_POSTINC, TOK_POSTDEC, TOK_NOT, TOK_TILDA,
TOK_UPLUS, TOK_UMINUS, TOK_EXP, TOK_MUL, TOK_DIV, TOK_REM,
TOK_OPTIONAL_CHAIN, TOK_REST,
TOK_PLUS, TOK_MINUS, TOK_SHL, TOK_SHR, TOK_ZSHR, TOK_LT, TOK_LE, TOK_GT,
TOK_GE, TOK_EQ, TOK_NE, TOK_SEQ, TOK_SNE, TOK_AND, TOK_XOR, TOK_OR, TOK_LAND, TOK_LOR, TOK_NULLISH,
TOK_COLON, TOK_Q, TOK_ASSIGN, TOK_PLUS_ASSIGN, TOK_MINUS_ASSIGN,
TOK_MUL_ASSIGN, TOK_DIV_ASSIGN, TOK_REM_ASSIGN, TOK_SHL_ASSIGN,
TOK_SHR_ASSIGN, TOK_ZSHR_ASSIGN, TOK_AND_ASSIGN, TOK_XOR_ASSIGN,
TOK_OR_ASSIGN, TOK_LOR_ASSIGN, TOK_LAND_ASSIGN, TOK_NULLISH_ASSIGN,
TOK_COMMA, TOK_TEMPLATE, TOK_ARROW, TOK_HASH,
TOK_MAX
};
static const uint8_t prec_table[TOK_MAX] = {
[TOK_LOR] = 4,
[TOK_LAND] = 5,
[TOK_NULLISH] = 5,
[TOK_OR] = 6,
[TOK_XOR] = 7,
[TOK_AND] = 8,
[TOK_EQ] = 9, [TOK_NE] = 9, [TOK_SEQ] = 9, [TOK_SNE] = 9,
[TOK_LT] = 10, [TOK_LE] = 10, [TOK_GT] = 10, [TOK_GE] = 10,
[TOK_INSTANCEOF] = 10, [TOK_IN] = 10,
[TOK_SHL] = 11, [TOK_SHR] = 11, [TOK_ZSHR] = 11,
[TOK_PLUS] = 12, [TOK_MINUS] = 12,
[TOK_MUL] = 13, [TOK_DIV] = 13, [TOK_REM] = 13,
[TOK_EXP] = 14,
};
static const uint8_t body_end_tok[TOK_MAX] = {
[TOK_RPAREN] = 1, [TOK_RBRACE] = 1, [TOK_RBRACKET] = 1,
[TOK_SEMICOLON] = 1, [TOK_COMMA] = 1, [TOK_EOF] = 1,
};
static const uint8_t expr_context_tok[TOK_MAX] = {
[TOK_ASSIGN] = 1, [TOK_LPAREN] = 1, [TOK_COLON] = 1, [TOK_LBRACKET] = 1,
[TOK_COMMA] = 1, [TOK_NOT] = 1, [TOK_Q] = 1, [TOK_OR] = 1, [TOK_AND] = 1,
[TOK_RETURN] = 1, [TOK_ARROW] = 1, [TOK_LAND] = 1, [TOK_LOR] = 1,
[TOK_PLUS_ASSIGN] = 1, [TOK_MINUS_ASSIGN] = 1, [TOK_MUL_ASSIGN] = 1,
[TOK_DIV_ASSIGN] = 1, [TOK_REM_ASSIGN] = 1, [TOK_AND_ASSIGN] = 1,
[TOK_OR_ASSIGN] = 1, [TOK_XOR_ASSIGN] = 1, [TOK_NULLISH] = 1,
};
#endif

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