From 1e560c514004747062276ca59ddf425a3edc44cd Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Mon, 4 Dec 2017 09:33:10 -0800
Subject: [PATCH] Reduce some code duplication

---
 up-core.el   | 26 +++++++++++++-------------
 up-ensure.el | 35 +++++++++++++----------------------
 2 files changed, 26 insertions(+), 35 deletions(-)

diff --git a/up-core.el b/up-core.el
index b78c619c003..73884196e7f 100644
--- a/up-core.el
+++ b/up-core.el
@@ -273,6 +273,16 @@ Must be set before loading use-package."
   "Report MSG as an error, so the user knows it came from this package."
   (error "use-package: %s" msg))
 
+(defun use-package-hush (f body)
+  (condition-case-unless-debug err
+      (macroexp-progn body)
+    (error
+     (if (stringp f)
+         (ignore (display-warning 'use-package
+                                  (format f (error-message-string err))
+                                  :error))
+       (funcall f err)))))
+
 (defsubst use-package-concat (&rest elems)
   "Delete all empty lists from ELEMS (nil or (list nil)), and append them."
   (apply #'append (delete nil (delete (list nil) elems))))
@@ -1297,11 +1307,6 @@ no keyword implies `:all'."
 ;;; The main macro
 ;;
 
-(defsubst use-package-hush (context body)
-  `((condition-case-unless-debug err
-        ,(macroexp-progn body)
-      (error (funcall ,context err)))))
-
 (defun use-package-core (name args)
   (let* ((context (gensym "use-package--warning"))
          (args* (use-package-normalize-keywords name args))
@@ -1404,14 +1409,9 @@ this file.  Usage:
     (macroexp-progn
      (if (eq use-package-verbose 'errors)
          (use-package-core name args)
-       (condition-case-unless-debug err
-           (use-package-core name args)
-         (error
-          (ignore
-           (display-warning
-            'use-package
-            (format "Failed to parse package %s: %s"
-                    name (error-message-string err)) :error))))))))
+       (use-package-hush
+        (format "Failed to parse package %s: %%s" name)
+        '((use-package-core name args)))))))
 
 (put 'use-package 'lisp-indent-function 'defun)
 
diff --git a/up-ensure.el b/up-ensure.el
index fa19e1d5a8e..cd6a8533992 100644
--- a/up-ensure.el
+++ b/up-ensure.el
@@ -143,31 +143,22 @@ manually updated package."
                      "(an unquoted symbol name)")))))))
 
 (defun use-package-ensure-elpa (name ensure state &optional no-refresh)
-  (let ((package
-         (or (and (eq ensure t) (use-package-as-symbol name))
-             ensure)))
+  (let ((package (or (and (eq ensure t) (use-package-as-symbol name))
+                     ensure)))
     (when package
       (require 'package)
       (unless (package-installed-p package)
-        (condition-case-unless-debug err
-            (progn
-              (when (assoc package (bound-and-true-p
-                                    package-pinned-packages))
-                (package-read-all-archive-contents))
-              (if (assoc package package-archive-contents)
-                  (package-install package)
-                (package-refresh-contents)
-                (when (assoc package (bound-and-true-p
-                                      package-pinned-packages))
-                  (package-read-all-archive-contents))
-                (package-install package))
-              t)
-          (error
-           (ignore
-            (display-warning 'use-package
-                             (format "Failed to install %s: %s"
-                                     name (error-message-string err))
-                             :error))))))))
+        (use-package-hush
+         (format "Failed to install %s: %%s" name)
+         '((when (assoc package (bound-and-true-p package-pinned-packages))
+             (package-read-all-archive-contents))
+           (if (assoc package package-archive-contents)
+               (package-install package)
+             (package-refresh-contents)
+             (when (assoc package (bound-and-true-p package-pinned-packages))
+               (package-read-all-archive-contents))
+             (package-install package))
+           t))))))
 
 (defun use-package-handler/:ensure (name keyword ensure rest state)
   (let* ((body (use-package-process-keywords name rest state)))
-- 
2.39.2