branch: externals/shell-command+
commit b5398d1f7cb56e2a2b799b8d125afd7838bf5ce5
Author: Philip K <phil...@posteo.net>
Commit: Philip K <phil...@posteo.net>
use eshell handler if available
---
bang.el | 39 +++++++++++++++++++++++++++------------
1 file changed, 27 insertions(+), 12 deletions(-)
diff --git a/bang.el b/bang.el
index 6f282b9..5fc4678 100644
--- a/bang.el
+++ b/bang.el
@@ -30,6 +30,15 @@
;;; Code:
+(defgroup bang nil
+ "An extended `shell-command'"
+ :group 'external
+ :prefix "bang-")
+
+(defcustom bang-use-eshell t
+ "Check if there is an eshell-handler for each command."
+ :type 'boolean)
+
(defconst bang--command-regexp
(rx bos (* space)
(? (group (or (: ?. (not (any "/"))) ?/ ?~)
@@ -37,7 +46,9 @@
(+ space))
(or (group ?<) (group ?>) (group ?|) ?! "")
(* space)
- (group (+ not-newline))
+ (group (: (group (* (any alnum ?_ ?-)))
+ (? space))
+ (+ not-newline))
eos))
(defun bang-expand-path (path)
@@ -81,17 +92,19 @@ between BEG and END. Otherwise the whole buffer is
processed."
(save-match-data
(unless (string-match bang--command-regexp command)
(error "Invalid command"))
- (let ((path (match-string-no-properties 1 command))
- (has-< (match-string-no-properties 2 command))
- (has-> (match-string-no-properties 3 command))
- (has-| (match-string-no-properties 4 command))
- (rest (condition-case nil
- (replace-regexp-in-string
- (rx (* ?\\ ?\\) (or ?\\ (group "%")))
- buffer-file-name
- (match-string-no-properties 5 command)
- nil nil 1)
- (error (match-string-no-properties 5 command)))))
+ (let* ((path (match-string-no-properties 1 command))
+ (has-< (match-string-no-properties 2 command))
+ (has-> (match-string-no-properties 3 command))
+ (has-| (match-string-no-properties 4 command))
+ (cmd (match-string-no-properties 6 command))
+ (can-eshell (intern-soft (concat "eshell/" cmd)))
+ (rest (condition-case nil
+ (replace-regexp-in-string
+ (rx (* ?\\ ?\\) (or ?\\ (group "%")))
+ buffer-file-name
+ (match-string-no-properties 5 command)
+ nil nil 1)
+ (error (match-string-no-properties 5 command)))))
(let ((default-directory (bang-expand-path (or path "."))))
(cond (has-< (delete-region beg end)
(shell-command rest t shell-command-default-error-buffer)
@@ -102,6 +115,8 @@ between BEG and END. Otherwise the whole buffer is
processed."
(has-| (shell-command-on-region
beg end rest t t
shell-command-default-error-buffer t))
+ ((and bang-use-eshell can-eshell)
+ (eshell-command rest (if current-prefix-arg t nil)))
(t (shell-command rest (if current-prefix-arg t nil)
shell-command-default-error-buffer))))
(when has->
