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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 29 |
1 files changed, 29 insertions, 0 deletions
@@ -1,3 +1,32 @@ +2011-11-15 Kaz Kylheku <kaz@kylheku.com> + + Changing read syntax for character literals, because we are going to + need the single quote in the Lisp way for suppressing evaluation, + eventually. + + I'm going with a Scheme-compatible syntax for character literals. + It has a richer repertoire of standard character names than Common + Lisp, and has a x convention for coding characters in hex. + + * lib.c (obj_print): Print characters in a Scheme-like way. + + * parser.h (end_of_char): New function declared. + + * parser.l (grammar): Implement rules for #\ syntax, with + involving new HASH_BACKSLASH token. + (end_of_regex): Enhancement: added check that end_of_regex is + called in correct state, like the one in end_of_char. + (end_of_char): New function. + + * parser.y (repeat_rep_helper, o_elems_transform, define_transform, + lit_char_helper): Functions changed to static. + (rl): Function moved down, past the grammar section. + (HASH_BACKSLASH): New terminal symbol. + (chrlit): Grammar redesigned. + (char_from_name): New function. + + * txr.1: Character syntax documented. + 2011-11-14 Kaz Kylheku <kaz@kylheku.com> Bugfix: horizontal directives were being treated as vertical, |