Easy way to allow Unicode characters in identifiers

For those that want to try it...
This commit is contained in:
Roberto Ierusalimschy 2019-12-17 14:24:30 -03:00
parent e0cbaa50fa
commit e0ab13c62f

View File

@ -16,6 +16,15 @@
#include <limits.h> #include <limits.h>
#if defined (LUA_UCID) /* accept UniCode IDentifiers? */
/* consider all non-ascii codepoints to be alphabetic */
#define NONA 0x01
#else
#define NONA 0x00 /* default */
#endif
LUAI_DDEF const lu_byte luai_ctype_[UCHAR_MAX + 2] = { LUAI_DDEF const lu_byte luai_ctype_[UCHAR_MAX + 2] = {
0x00, /* EOZ */ 0x00, /* EOZ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0. */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0. */
@ -34,22 +43,22 @@ LUAI_DDEF const lu_byte luai_ctype_[UCHAR_MAX + 2] = {
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, /* 7. */ 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, /* 7. */
0x05, 0x05, 0x05, 0x04, 0x04, 0x04, 0x04, 0x00, 0x05, 0x05, 0x05, 0x04, 0x04, 0x04, 0x04, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* 8. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* 9. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* a. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* b. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c. */ 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, /* c. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* d. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* e. */ NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA, /* e. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, NONA, NONA, NONA, NONA, NONA, NONA, NONA, NONA,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* f. */ NONA, NONA, NONA, NONA, NONA, 0x00, 0x00, 0x00, /* f. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
}; };
#endif /* } */ #endif /* } */