refactor(cli): doom make: accept functions in make targets

A little less magical (and more performant) than interpolation.

.doom

@@ -27,7 +27,8 @@
  (make
   ("LICENSE"
    "The MIT License (MIT)\n"
-   ,(format-time-string "Copyright (c) 2014-%Y Henrik Lissner.\n")
+   ,(lambda (_)
+      (insert (format-time-string "Copyright (c) 2014-%Y Henrik Lissner.\n\n")))
    "Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
 \"Software\"), to deal in the Software without restriction, including
@@ -49,14 +50,16 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.")
    "# Auto-generated by 'doom make .github/CODEOWNERS', do not edit it by hand.\n"
    "* @doomemacs/maintainers\n"  ; default until another takes precedence
    "# Module maintainers"
-   ,@(cl-sort
+   ,(lambda (rc)
+      (mapc (lambda (line) (insert line "\n"))
+            (cl-sort
              (cl-loop for path in (doom-module-load-path (list doom-modules-dir))
                       if (string-match "/modules/\\([^/]+\\)/\\([^/]+\\)$" path)
                       collect (format "%-35s @doomemacs/%s-%s"
                                       (substring (match-string 0 path) 1)
                                       (match-string 1 path)
                                       (match-string 2 path)))
-      #'string-lessp)))
+             #'string-lessp)))))
 
  (publish
   (targets "docs/index.org" "docs" "modules/*/README.org")

lisp/cli/make.el

@@ -34,8 +34,10 @@
           (if (null rule)
               (print! (warn "No known make rule for: %s" name))
             (dolist (entry rule)
-              (when (stringp entry)
-                (insert entry "\n")))
+              (cond ((stringp entry)
+                     (insert entry "\n"))
+                    ((functionp entry)
+                     (funcall entry rc))))
             (if (null outfile)
                 (print! "%s" (buffer-string))
               (print! (start "Wrote %s") name)