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use hash table for registering words, with *builtins* default registry

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This commit is contained in:
Helmut Merz 2024-04-22 10:24:17 +02:00
parent 9c56ae475b
commit dcb5208a25
1 changed files with 10 additions and 4 deletions
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14
forge/forge.lisp
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@ -8,6 +8,8 @@
(in-package :scopes/forge)
(defvar *builtins* (make-hash-table :test 'equalp))
(defclass forge-env ()
((data-stack :initform nil
:reader data-stack
@ -19,13 +21,17 @@
(defun exec (fe code)
(dolist (x code)
(if (symbolp x)
(funcall (find-symbol (symbol-name x) :scopes/forge) fe)
(funcall (gethash (string-downcase (symbol-name x)) *builtins*) fe)
(pushd fe x))))
; forge primitives
(defun register (voc key fn)
(setf (gethash (string-downcase (symbol-name key)) voc) fn))
(defun add (fe)
(pushd fe (+ (popd fe) (popd fe))))
; built-in primitives
(defun reg-b (key fn) (register *builtins* key fn))
(reg-b 'add #'(lambda (fe) (pushd fe (+ (popd fe) (popd fe)))))
; internal definitions