tag:blogger.com,1999:blog-27075926.post114881869382517722..comments2009-11-13T02:43:49.221+08:00Shu-Chun Wenghttp://www.blogger.com/profile/04862846201811012652noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-27075926.post-1149065429556333512006-05-31T16:50:00.000+08:002006-05-31T16:50:00.000+08:00all right, that anonymous was me of course, i'm done, i should stop posting at quarter to five in the morning.spincladnoreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149065255878978702006-05-31T16:47:00.000+08:002006-05-31T16:47:00.000+08:00i am covered in embarrassment. i could swear i'd taken out that second '+', and didn't bother to preview. now you all get the benefit of my second and third thoughts, hurrah!<BR/><BR/>(summary: <BR/><BR/>token name {<BR/>[ [alpha] | _ ] [ [alpha] | \d | _ ]*}<BR/><BR/>would make sense to me)Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149064958771181162006-05-31T16:42:00.000+08:002006-05-31T16:42:00.000+08:00Yes, that's exactly what I used.Shu-Chun Wenghttp://www.blogger.com/profile/04862846201811012652noreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149064863795650222006-05-31T16:41:00.000+08:002006-05-31T16:41:00.000+08:00(summary: <BR/><BR/>token name {<BR/>[ [alpha] | _ ] [ [alpha] | \d | _ ]+*}<BR/><BR/>would make sense to me)spincladnoreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149064710682571242006-05-31T16:38:00.000+08:002006-05-31T16:38:00.000+08:00Why the two '+'s? The first is harmless, of course, since anything it ate after the first character could just as well be eaten by the second... But the second methinks should be a '*', or else a token like 'a' is too short.spincladnoreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149002883752391922006-05-30T23:28:00.000+08:002006-05-30T23:28:00.000+08:00aufrank++<BR/><BR/>New rule committed!Shu-Chun Wenghttp://www.blogger.com/profile/04862846201811012652noreply@blogger.comtag:blogger.com,1999:blog-27075926.post-1149000678504376942006-05-30T22:51:00.000+08:002006-05-30T22:51:00.000+08:00scw++ # congrats on SoC!!<BR/><BR/>I came up with a token for variable names that I was pretty happy with. <BR/><BR/>I can't use the named character class syntax in this example because the angle braces are parsed as illegal html tags (pre and code aren't allowed either =\ ). I'll use [alpha], but I really mean the one that goes < and then alpha and then >.<BR/><BR/>It is<BR/><BR/>token name {<BR/> [ [alpha] | _ ]+ [ [alpha] | \d | _ ]+ }<BR/><BR/>Feel free to look at src/Pugs/Parser/[Signature|Capture].pg if you're curious about other matching strategies I used.<BR/><BR/>Good luck,<BR/>/auAustin Franknoreply@blogger.com