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Add TAB key support for expanding tool calls #6

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Merged
ericdallo merged 1 commit into from
Jun 27, 2025
+14 −2
Merged

Add TAB key support for expanding tool calls #6

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16 changes: 14 additions & 2 deletions eca-chat.el
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Original file line number Diff line number Diff line change
Expand Up @@ -170,6 +170,7 @@ Must be a valid model supported by server, check `eca-chat-select-model`."
(define-key map (kbd "C-k") #'eca-chat-clear)
(define-key map (kbd "C-t") #'eca-chat-talk)
(define-key map (kbd "<return>") #'eca-chat--key-pressed-return)
(define-key map (kbd "<tab>") #'eca-chat--key-pressed-tab)
map)
"Keymap used by `eca-chat-mode'.")

Expand Down Expand Up @@ -255,6 +256,13 @@ Must be a valid model supported by server, check `eca-chat-select-model`."
(when (eq (line-beginning-position) (eca-chat--prompt-field-start-point))
(insert "\n")))

(defun eca-chat--key-pressed-tab ()
"Expand tool call if point is inside expandable content, otherwise use default tab behavior."
(interactive)
(if-let ((ov (eca-chat--expandable-content-at-point)))
(eca-chat--expandable-content-toggle (overlay-get ov 'eca-chat--expandable-content-id))
(call-interactively 'markdown-cycle)))

(defun eca-chat--prompt-field-start-point ()
"Return the metadata overlay for the prompt field start point."
(overlay-start
Expand Down Expand Up @@ -323,8 +331,7 @@ This is similar to `backward-delete-char' but protects the prompt/context line."
(setq-local eca-chat--id (plist-get res :chatId)))))

;; check is inside a expandable text
(when-let* ((ov (-first (-lambda (ov) (overlay-get ov 'eca-chat--expandable-content-id))
(overlays-in (line-beginning-position) (point)))))
(when-let* ((ov (eca-chat--expandable-content-at-point)))
(eca-chat--expandable-content-toggle (overlay-get ov 'eca-chat--expandable-content-id)))))

(defun eca-chat--point-at-new-context-p ()
Expand Down Expand Up @@ -471,6 +478,11 @@ Applies LABEL-FACE to label and CONTENT-FACE to content."
""
key-vals))

(defun eca-chat--expandable-content-at-point ()
"Return expandable content overlay at point, or nil if none."
(-first (-lambda (ov) (overlay-get ov 'eca-chat--expandable-content-id))
(overlays-in (line-beginning-position) (point))))

(defun eca-chat--expandable-content-toggle (id)
"Toggle the expandable-content of ID."
(when-let* ((ov (-first (-lambda (ov) (string= id (overlay-get ov 'eca-chat--expandable-content-id)))
Expand Down
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