[elpa] externals/objed 4d1a445 141/166: Add public object bounds functions

[Clemens Radermacher]

branch: externals/objed
commit 4d1a4453a50fe21fd2de0ddb24871d14f33220b3
Author: Clemens Radermacher <address@hidden>
Commit: Clemens Radermacher <address@hidden>

    Add public object bounds functions
---
 objed-objects.el | 45 ++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 42 insertions(+), 3 deletions(-)

diff --git a/objed-objects.el b/objed-objects.el
index 95f3b69..8d1f057 100644
--- a/objed-objects.el
+++ b/objed-objects.el
@@ -438,7 +438,7 @@ Either the symbol `whole' or `inner'.")
 (defvar objed--marked-ovs nil
   "List of overlays of marked objects.")
 
-;; * Get object positions
+;; * Internal object access functions
 
 (defun objed--inside-object-p (obj)
   "Return non-nil if point point inside object OBJ."
@@ -450,7 +450,6 @@ Either the symbol `whole' or `inner'.")
     (when (and obj (not (objed--distant-p obj)))
       obj)))
 
-
 (defun objed--beg (&optional obj)
   "Get beginning position of object.
 
@@ -459,7 +458,6 @@ defaults to `objed--current-obj'."
   (let ((obj (or obj objed--current-obj)))
     (caar obj)))
 
-
 (defun objed--end (&optional obj)
   "Get end position of object.
 
@@ -468,6 +466,18 @@ defaults to `objed--current-obj'."
   (let ((obj (or obj objed--current-obj)))
     (cadr (car obj))))
 
+(defun objed--object-at-point (obj &optional state)
+  "Return object data for OBJ and STATE a point.
+
+Does return nil when there is no such object."
+  (let* ((objed--object obj)
+         (objed--obj-state (or state 'whole))
+         (o (ignore-errors (objed--object :get-obj))))
+    (when o
+      (if (eq state 'inner)
+          (nreverse o)
+        o))))
+
 (defun objed--other (&optional obj)
   "Return object position opposite to point.
 
@@ -525,6 +535,7 @@ otherwise the its the head of object OBJ which defaults to
           (t
            (car obj)))))
 
+
 (defun objed--bounds (&optional obj)
   "Get the current object bounds.
 
@@ -896,6 +907,34 @@ Position POS defaults to point."
                    (cdr (assq inv buffer-invisibility-spec)))
           (cl-return t))))))
 
+;; * Public access functions for objects
+
+(defun objed-bounds-at-point (obj &optional state)
+  "Return beg and end position of object at point.
+
+The positions are returned as a cons: (beg . end). OBJ is a
+symbol of a known object. STATE is either `whole' or `inner' and
+defaults to `whole'.
+
+Does return nil when there is no such object at point."
+  (let ((o (objed--object-at-point obj state)))
+    (when o
+      (cons (objed--beg o)
+            (objed--end o)))))
+
+
+(defun objed-bounds-at (pos obj &optional state)
+  "Return beg and end position of object at POS.
+
+The positions are returned as a cons: (beg . end). OBJ is a
+symbol of a known object. STATE is either `whole' or `inner' and
+defaults to `whole'.
+
+Does return nil when there is no such object at point."
+  (save-excursion
+    (goto-char pos)
+    (objed-bounds-at-point obj state)))
+
 
 
 ;; * Object creation/manipulation