branch: externals/rec-mode
commit 441368844a31d6fffd769d9ba2e9961d73b08a37
Author: Jose E. Marchesi <[email protected]>
Commit: Antoine Kalmbach <[email protected]>
rec-mode: new functions returning properties of the current record set.
---
etc/rec-mode.el | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/etc/rec-mode.el b/etc/rec-mode.el
index 04643bd..9b286e6 100644
--- a/etc/rec-mode.el
+++ b/etc/rec-mode.el
@@ -69,6 +69,12 @@ hidden by default in navigation mode.")
;; value!!
"Rec keyword.")
+(defconst rec-keyword-key (concat rec-keyword-prefix "key")
+ "Key keyword.")
+
+(defconst rec-keyword-mandatory (concat rec-keyword-prefix "mandatory")
+ "Mandatory keyword.")
+
(defvar rec-comment-re "^#.*"
"regexp denoting a comment line")
@@ -811,6 +817,24 @@ Return nil if the point is not on a record."
descriptor
""))))
+(defun rec-mandatory-fields ()
+ "Return a list with the names of the mandatory fields in the
+current record set."
+ (let ((descriptor (cadr (rec-record-descriptor))))
+ (when descriptor
+ (let ((fields-str (rec-record-assoc rec-keyword-mandatory descriptor)))
+ (when fields-str
+ (split-string (car fields-str)))))))
+
+(defun rec-key ()
+ "Return the name of the field declared as the key of the
+current record set, if any. Otherwise return `nil'."
+ (let ((descriptor (cadr (rec-record-descriptor))))
+ (when descriptor
+ (let ((key (rec-record-assoc rec-keyword-key descriptor)))
+ (when key
+ (car key))))))
+
;;;; Navigation
(defun rec-show-type (type &optional show-descriptor)
@@ -1836,6 +1860,15 @@ expression."
(rec-unfold-field)
(rec-fold-field))))
+;; (defun rec-cmd-create-new-record ()
+;; "Create a new record with some default fields in the current
+;; record set."
+;; (interactive)
+;; (let ((key (rec-key))
+;; (mandatory (rec-mandatory-fields))
+;; fields record)
+;; (when (not (member key mandatory))
+
;;;; Definition of modes
(defun rec-mode ()
