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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 39 |
1 files changed, 39 insertions, 0 deletions
@@ -1,3 +1,42 @@ +2011-11-28 Kaz Kylheku <kaz@kylheku.com> + + Added evaluation support for quote and quasiquote with unquotes. + New functions list, append and eval. Code walking framework for + expanding quasiquotes. quotes right now. + + * eval.c (let_s, lambda_s, call_s, cond_s, if_s, and_s, or_s + defvar_s, defun_s, list_s, append_s): New symbol variables. + (eval_intrinsic, op_quote, expand_forms, expand_cond_pairs, + expand_place, expand_qquote): New static functions. + (expand): New external function. + (eval_init): Initialize new symbol variables. Use newly defined symbol + variables to register functions. Also, new functions: quote, append, + list and eval. + + * eval.h (expand): Declared. + + * lib.c (appendv): New function. + (obj_init): quote and splice operator symbols moved into system + package. + (obj_print, obj_pprint): Support for printing quotes and splices. + + * lib.h (appendv): Declared. + + * match.c (do_s): New symbol variable. + (syms_init): New variable initialized. + (dir_tales_init): New variable used instead of intern. + + * match.h (do_s): Declared. + + * parser.y (elem): @(do) form recognized and its argument passed + through the new expander. + (o_elem, quasi_item): Pass list through expander. + (list): Use choose_quote to decide whether to put + regular quote or quasiquote on quoted list. + (meta_expr): Fixed abstract syntax so the expression is a single + argument of the sys:expr, rather than multiple arguments. + (unquotes_occur, choose_quote): New static function. + 2011-11-26 Kaz Kylheku <kaz@kylheku.com> * parser.y (expr): Set source location info on elements. |