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3 commits

Author SHA1 Message Date
Jan Nieuwenhuizen 9fc27ee25a mes: Single environment lookup for variables, SICP chapter 3. 
* src/mes.c (t): Add TVARIABLE.
  (scm_vm_eval_deref): New vm special.
  (make_vref_): New internal function.
  (eval_apply): WIP: replace symbols with their variable reference.
* src/gc.c (gc_loop): Handle TVARIABLE.
* src/lib.c (display_helper): Handle TVARIABLE.
* module/mes/type-0.mes (<cell:variable>): New variable.
  (cell:type-alist): Add it.
  (variable?): New function.
* module/mes/display.mes (display): Handle <variable>.
 2017-12-09 08:33:50 +01:00
Jan Nieuwenhuizen 2aafee0163 mes: Fix for pmatch on bootstrappable syntax-rules. 
* module/mes/pmatch.scm (ppat): Do not use let.
* tests/pmatch.test ("pmatch nyacc minimal", "pmatch nyacc"): Test it.
 2017-12-09 15:04:32 +01:00
Jan Nieuwenhuizen 124085e4dc test: Add pmatch tests. 
* tests/pmatch.test: New file.
* GNUmakefile (TESTS): Add it.
 2017-03-29 08:07:51 +02:00