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[elpa] master 4ee3bb4 2/8: packages/names.el: Better Readme


From: Artur Malabarba
Subject: [elpa] master 4ee3bb4 2/8: packages/names.el: Better Readme
Date: Sat, 13 Dec 2014 04:26:55 +0000

branch: master
commit 4ee3bb48cffd2a198be02676641c9b30a3452ed3
Author: Artur Malabarba <address@hidden>
Commit: Artur Malabarba <address@hidden>

    packages/names.el: Better Readme
---
 Readme.org       |   23 +++++++++++------------
 UsageExample.org |   32 ++++++++++----------------------
 2 files changed, 21 insertions(+), 34 deletions(-)

diff --git a/Readme.org b/Readme.org
index c4d481c..ef55b04 100644
--- a/Readme.org
+++ b/Readme.org
@@ -16,14 +16,13 @@ The *Names* package aims to provide an implementation of
 namespaces in Emacs with four guiding principles:
 
 - Practical :: Actually useful and easy to grasp.
-- Completeness :: Support any macro/function/special-form available in
-                  emacs-lisp, even the ones defined by you or a third
-                  party.
-- Robustness :: No-surprises, well-tested, and with clearly stated
-            limitations. Yes, as complete as we aim to be,
-            there will be limitations.
-- Debuggable :: Support *edebug* and =eval-defun=, as well as any
-                other essential tools for package developers.
+- Complete :: Support any macro, function, or special-form available in
+              emacs-lisp, /even/ the ones defined by you or a third
+              party.
+- Robust :: No-surprises, well-tested, and with clearly stated
+            limitations.
+- Debuggable :: Support *edebug* and =eval-defun=, and any other
+                package developing tools.
 
 See [[https://github.com/Bruce-Connor/spaces#why-a-namespace-package][Why a 
namespace package?]] for a description on why this is
 necessary, and see 
[[https://github.com/Bruce-Connor/emacs-lisp-namespaces/blob/master/Other-Packages.org][Other-Packages.org]]
 for a description and comparison
@@ -84,10 +83,10 @@ lack of knowledge by the reader, =names.el= is also 
acceptable.
 ** Why a namespace package?
 Plain and simple: Emacs doesn't have namespaces, and it needs them.
 
-Nic Ferrier has a 
[[http://nic.ferrier.me.uk/blog/2013_06/adding-namespaces-to-elisp][great essay 
on the subject]]. Note that
-*Names* is very different from the solution he proposes, but it does
-solve the problem he had with other alternatives which left the
-debugger unusable.
+Nic Ferrier has a 
[[http://nic.ferrier.me.uk/blog/2013_06/adding-namespaces-to-elisp][great essay 
on the subject]], and you might want to
+read 
[[https://lists.gnu.org/archive/html/emacs-devel/2014-12/msg00772.html][an 
opposing opinion]] as well. Note that *Names* is very different
+from the solution he proposes, but it does solve the problem he had
+with other alternatives which left the debugger unusable.
 
 Emacs takes the approach of prefixing every symbol name with the name
 of the package. This successfully avoids name clashes between
diff --git a/UsageExample.org b/UsageExample.org
index 9c0ceb4..db49887 100644
--- a/UsageExample.org
+++ b/UsageExample.org
@@ -7,22 +7,14 @@ The important items are already listed in the Readme:
 
 
 #+BEGIN_SRC emacs-lisp
-;;; example-package.el --- Just an example
+;;; example.el --- Just an example
 
 ;;; You have to add this requirement!!
 ;; Package-Requires: ((names "0.5"))
 
-;;; Commentary:
-
-;; Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla Bla
-;; Bla Bla Bla Bla
-
 ;;; Code:
 
-;;; Require us. After compilation there will be NO leftover reference
-;;; to the names package.
-
-(eval-when-compile (require 'names))
+;; `define-namespace' is autoloaded, so there's no need to require `names'.
 
 ;;;###autoload
 (define-namespace example-
@@ -33,8 +25,8 @@ The important items are already listed in the Readme:
   "Evaluate BODY, don't evaluate NAME."
   (declare (debug (sexp body-form))
            (indent defun))
-  ;; `example-has-courage' here is inside a quoted
-  ;; form, so it needs to be written explicitly.
+  ;; `example-has-courage' is inside a quoted form, so it needs to be
+  ;; written explicitly.
   `(let ((example-has-courage ',name))
      ,@body))
 
@@ -48,15 +40,13 @@ The important items are already listed in the Readme:
 (defun -fight-internal ()
   "Called by `example-fight'"
   (when has-courage
-    ;; `has-courage' here is will be expanded to
-    ;; `example-has-courage'.
+    ;; `has-courage' here is will be expanded to `example-has-courage'.
     (let ((has-courage nil))
-      ;; Victory!
-      )))
+      (message "Victory!"))))
 )
 
-(provide 'example-package)
-;;; example-package.el ends here
+(provide 'example)
+;;; example.el ends here
 
 #+END_SRC
 
@@ -86,14 +76,12 @@ To see this expansion yourself.
   "Called by `example-fight'"
   (when example-has-courage
     (let ((has-courage nil))
-      ;; Victory!
-      )))
+      (message "Victory!"))))
 #+END_SRC
 
 * Usage Instructions
 
-The
-follow these steps:
+Follow these steps:
 
 1. Remember to list =names= as a dependency, and =require= it.
 2. Wrap all code that's to be namespaced inside a =(define-namespace NAME 
...)= macro.



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