| Server IP : 85.214.239.14 / Your IP : 3.141.41.109 Web Server : Apache/2.4.62 (Debian) System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.18 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF Directory : /proc/2/task/2/root/proc/2/root/usr/share/doc/re2c/examples/go/reuse/ |
Upload File : |
//go:generate re2go $INPUT -o $OUTPUT --input-encoding utf8
package main
// This example supports multiple input encodings: UTF-8 and UTF-32.
// Both lexers are generated from the same rules block, and the use
// blocks add only encoding-specific configurations.
/*!rules:re2c
re2c:yyfill:enable = 0;
re2c:define:YYPEEK = "str[cur]";
re2c:define:YYSKIP = "cur += 1";
re2c:define:YYBACKUP = "mar = cur";
re2c:define:YYRESTORE = "cur = mar";
"∀x ∃y" { return 0; }
* { return 1; }
*/
func lexUTF8(str []uint8) int {
var cur, mar int
/*!use:re2c
re2c:encoding:utf8 = 1;
re2c:define:YYCTYPE = uint8;
*/
}
func lexUTF32(str []uint32) int {
var cur, mar int
/*!use:re2c
re2c:encoding:utf32 = 1;
re2c:define:YYCTYPE = uint32;
*/
}
func main() {
assert_eq := func(x, y int) { if x != y { panic("error") } }
assert_eq(lexUTF8([]uint8{0xe2, 0x88, 0x80, 0x78, 0x20, 0xe2, 0x88, 0x83, 0x79}), 0)
assert_eq(lexUTF32([]uint32{0x2200, 0x78, 0x20, 0x2203, 0x79}), 0)
}