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Pre-expand lexical-let, since otherwise it requires cl to be loaded

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Fixes https://github.com/jwiegley/use-package/issues/571
This commit is contained in:
John Wiegley 2017-12-06 16:56:25 -08:00
parent 71fc224961
commit 7cc17cee8f
2 changed files with 16 additions and 18 deletions
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19
lisp/use-package/use-package-core.el
View file

@ -671,14 +671,17 @@ If ALLOW-EMPTY is non-nil, it's OK for ARGS to be an empty list."
(defun use-package-memoize (f arg)
"Ensure the macro-expansion of F applied to ARG evaluates ARG
no more than once."
(let ((loaded (cl-gensym "use-package--loaded"))
(result (cl-gensym "use-package--result"))
(next (cl-gensym "use-package--next")))
`((lexical-let (,loaded ,result)
,@(funcall f `((if ,loaded
,result
(setq ,loaded t)
(setq ,result ,arg))))))))
(let* ((loaded (cl-gensym "use-package--loaded"))
(result (cl-gensym "use-package--result"))
(next (cl-gensym "use-package--next"))
(body `(lexical-let (,loaded ,result)
,@(funcall f `((if ,loaded
,result
(setq ,loaded t)
(setq ,result ,arg)))))))
`(,(if (eq use-package-verbose 'errors)
body
(macroexpand body)))))
(defsubst use-package-normalize-value (label arg)
"Normalize the Lisp value given by ARG.

15
test/lisp/use-package/use-package-tests.el
View file

@ -1213,8 +1213,7 @@
(eval-after-load 'quux
'(if ,_ ,_
(setq ,_ t)
(setq ,_ (require 'foo nil nil)))))))
))
(setq ,_ (require 'foo nil nil)))))))))
(ert-deftest use-package-test/:after-7 ()
(match-expansion
@ -1228,8 +1227,7 @@
(eval-after-load 'bow
'(if ,_ ,_
(setq ,_ t)
(setq ,_ (require 'foo nil nil)))))
))
(setq ,_ (require 'foo nil nil)))))))
(ert-deftest use-package-test/:after-8 ()
(match-expansion
@ -1254,8 +1252,7 @@
(eval-after-load 'quux
'(if ,_ ,_
(setq ,_ t)
(setq ,_ (require 'foo nil nil)))))))
))
(setq ,_ (require 'foo nil nil)))))))))
(ert-deftest use-package-test/:after-9 ()
(match-expansion
@ -1270,8 +1267,7 @@
'(eval-after-load 'bow
'(if ,_ ,_
(setq ,_ t)
(setq ,_ (require 'foo nil nil))))))
))
(setq ,_ (require 'foo nil nil))))))))
(ert-deftest use-package-test/:after-10 ()
(match-expansion
@ -1289,8 +1285,7 @@
(eval-after-load 'baz
'(if ,_ ,_
(setq ,_ t)
(setq ,_ (require 'foo nil nil)))))
))
(setq ,_ (require 'foo nil nil)))))))
(ert-deftest use-package-test/:demand-1 ()
(match-expansion