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emacs/show: add parameter notmuch-show-single-message

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This dynamically bound variable can be set when the caller of
notmuch-show guarantees that exactly one message will match the
query. It avoids transporting and parsing the complete thread
structure.
This commit is contained in:
David Bremner 2021-06-26 09:04:27 -03:00
parent 14326e6cb7
commit 563b2a0032
1 changed files with 8 additions and 3 deletions
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11
emacs/notmuch-show.el
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@ -179,6 +179,8 @@ indentation."
(defvar-local notmuch-show-indent-content t)
(defvar-local notmuch-show-single-message nil)
(defvar notmuch-show-attachment-debug nil
"If t log stdout and stderr from attachment handlers.
@ -1315,9 +1317,10 @@ Apply the previously saved STATE if supplied, otherwise show the
first relevant message.
If no messages match the query return NIL."
(let* ((cli-args (cons "--exclude=false"
(and notmuch-show-elide-non-matching-messages
(list "--entire-thread=false"))))
(let* ((cli-args (list "--exclude=false"))
(cli-args (if notmuch-show-elide-non-matching-messages (cons "--entire-thread=false" cli-args) cli-args))
;; "part 0 is the whole message (headers and body)" notmuch-show(1)
(cli-args (if notmuch-show-single-message (cons "--part=0" cli-args) cli-args))
(queries (notmuch-show--build-queries
notmuch-show-thread-id notmuch-show-query-context))
(forest nil)
@ -1328,6 +1331,8 @@ If no messages match the query return NIL."
(while (and (not forest) queries)
(setq forest (notmuch-query-get-threads
(append cli-args (list "'") (car queries) (list "'"))))
(when (and forest notmuch-show-single-message)
(setq forest (list (list (list forest)))))
(setq queries (cdr queries)))
(when forest
(notmuch-show-insert-forest forest)