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[Emacs-diffs] emacs-26 8fa0d96: * lisp/emacs-lisp/subr-x.el (if-let, whe


From: Glenn Morris
Subject: [Emacs-diffs] emacs-26 8fa0d96: * lisp/emacs-lisp/subr-x.el (if-let, when-let): Doc fix: active voice.
Date: Sat, 1 Dec 2018 20:21:58 -0500 (EST)

branch: emacs-26
commit 8fa0d9679d25c431bfe2da3d93997f5ed222ce35
Author: Glenn Morris <address@hidden>
Commit: Glenn Morris <address@hidden>

    * lisp/emacs-lisp/subr-x.el (if-let, when-let): Doc fix: active voice.
---
 lisp/emacs-lisp/subr-x.el | 29 +++++++++++++----------------
 1 file changed, 13 insertions(+), 16 deletions(-)

diff --git a/lisp/emacs-lisp/subr-x.el b/lisp/emacs-lisp/subr-x.el
index 7fab908..2e24d56 100644
--- a/lisp/emacs-lisp/subr-x.el
+++ b/lisp/emacs-lisp/subr-x.el
@@ -122,7 +122,7 @@ If ELT is of the form ((EXPR)), listify (EXPR) with a dummy 
symbol."
             bindings)))
 
 (defmacro if-let* (varlist then &rest else)
-  "Bind variables according to VARLIST and eval THEN or ELSE.
+  "Bind variables according to VARLIST and evaluate THEN or ELSE.
 This is like `if-let' but doesn't handle a VARLIST of the form
 \(SYMBOL SOMETHING) specially."
   (declare (indent 2)
@@ -136,14 +136,14 @@ This is like `if-let' but doesn't handle a VARLIST of the 
form
     `(let* () ,then)))
 
 (defmacro when-let* (varlist &rest body)
-  "Bind variables according to VARLIST and conditionally eval BODY.
+  "Bind variables according to VARLIST and conditionally evaluate BODY.
 This is like `when-let' but doesn't handle a VARLIST of the form
 \(SYMBOL SOMETHING) specially."
   (declare (indent 1) (debug if-let*))
   (list 'if-let* varlist (macroexp-progn body)))
 
 (defmacro and-let* (varlist &rest body)
-  "Bind variables according to VARLIST and conditionally eval BODY.
+  "Bind variables according to VARLIST and conditionally evaluate BODY.
 Like `when-let*', except if BODY is empty and all the bindings
 are non-nil, then the result is non-nil."
   (declare (indent 1)
@@ -157,22 +157,20 @@ are non-nil, then the result is non-nil."
       `(let* () ,@(or body '(t))))))
 
 (defmacro if-let (spec then &rest else)
-  "Bind variables according to SPEC and eval THEN or ELSE.
-Each binding is evaluated in turn, and evaluation stops if a
-binding value is nil.  If all are non-nil, the value of THEN is
-returned, or the last form in ELSE is returned.
+  "Bind variables according to SPEC and evaluate THEN or ELSE.
+Evaluate each binding in turn, stopping if a binding value is nil.
+If all are non-nil return the value of THEN, otherwise the last form in ELSE.
 
-Each element of SPEC is a list (SYMBOL VALUEFORM) which binds
+Each element of SPEC is a list (SYMBOL VALUEFORM) that binds
 SYMBOL to the value of VALUEFORM.  An element can additionally be
 of the form (VALUEFORM), which is evaluated and checked for nil;
 i.e. SYMBOL can be omitted if only the test result is of
 interest.  It can also be of the form SYMBOL, then the binding of
 SYMBOL is checked for nil.
 
-As a special case, a SPEC of the form \(SYMBOL SOMETHING) is
-interpreted like \((SYMBOL SOMETHING)). This exists for backward
-compatibility with the old syntax that accepted only one
-binding."
+As a special case, interprets a SPEC of the form \(SYMBOL SOMETHING)
+like \((SYMBOL SOMETHING)).  This exists for backward compatibility
+with an old syntax that accepted only one binding."
   (declare (indent 2)
            (debug ([&or (&rest [&or symbolp (symbolp form) (form)])
                         (symbolp form)]
@@ -184,10 +182,9 @@ binding."
   (list 'if-let* spec then (macroexp-progn else)))
 
 (defmacro when-let (spec &rest body)
-  "Bind variables according to SPEC and conditionally eval BODY.
-Each binding is evaluated in turn, and evaluation stops if a
-binding value is nil.  If all are non-nil, the value of the last
-form in BODY is returned.
+  "Bind variables according to SPEC and conditionally evaluate BODY.
+Evaluate each binding in turn, stopping if a binding value is nil.
+If all are non-nil, return the value of the last form in BODY.
 
 The variable list SPEC is the same as in `if-let'."
   (declare (indent 1) (debug if-let))



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