Patch 8.2.0372
Problem:    Prop_find() may not find text property at start of the line.
Solution:   Adjust the loop to find properties. (Axel Forsman, closes #5761,
            closes #5663)
Files:      src/testprop.c, src/testdir/test_textprop.vim


*** ../vim-8.2.0371/src/textprop.c      2020-03-05 21:52:51.058454475 +0100
--- src/textprop.c      2020-03-11 19:13:54.629916407 +0100
***************
*** 663,686 ****
            mch_memmove(&prop, text + textlen + i * sizeof(textprop_T),
                            sizeof(textprop_T));
  
            if (prop.tp_id == id || prop.tp_type == type_id)
            {
                // Check if the starting position has text props.
!               if (lnum_start == lnum)
!               {
!                   if (col >= prop.tp_col
!                                      && (col <= prop.tp_col + prop.tp_len-1))
!                       start_pos_has_prop = 1;
!               }
!               else
!               {
!                   // Not at the first line of the search so adjust col to
!                   // indicate that we're continuing from prev/next line.
!                   if (dir < 0)
!                       col = buf->b_ml.ml_line_len;
!                   else
!                       col = 1;
!               }
  
                prop_start = !(prop.tp_flags & TP_FLAG_CONT_PREV);
                prop_end = !(prop.tp_flags & TP_FLAG_CONT_NEXT);
--- 663,684 ----
            mch_memmove(&prop, text + textlen + i * sizeof(textprop_T),
                            sizeof(textprop_T));
  
+           if (dir < 0)
+           {
+               if (col < prop.tp_col)
+                   break;
+           }
+           else if (prop.tp_col + prop.tp_len - (prop.tp_len != 0) < col)
+               continue;
+ 
            if (prop.tp_id == id || prop.tp_type == type_id)
            {
                // Check if the starting position has text props.
!               if (lnum_start == lnum
!                       && col >= prop.tp_col
!                       && (col <= prop.tp_col + prop.tp_len
!                                                        - (prop.tp_len != 0)))
!                   start_pos_has_prop = 1;
  
                prop_start = !(prop.tp_flags & TP_FLAG_CONT_PREV);
                prop_end = !(prop.tp_flags & TP_FLAG_CONT_NEXT);
***************
*** 705,721 ****
                    break;
                }
  
-               if (dir < 0)
-               {
-                   if (col < prop.tp_col)
-                       break;
-               }
-               else
-               {
-                   if (col > prop.tp_col + prop.tp_len-1)
-                       break;
-               }
- 
                prop_fill_dict(rettv->vval.v_dict, &prop, buf);
                dict_add_number(rettv->vval.v_dict, "lnum", lnum);
  
--- 703,708 ----
***************
*** 735,740 ****
--- 722,729 ----
                break;
            lnum--;
        }
+       // Adjust col to indicate that we're continuing from prev/next line.
+       col = dir < 0 ? buf->b_ml.ml_line_len : 1;
      }
  }
  
*** ../vim-8.2.0371/src/testdir/test_textprop.vim       2020-03-05 
21:52:51.058454475 +0100
--- src/testdir/test_textprop.vim       2020-03-11 19:07:38.924029897 +0100
***************
*** 1166,1168 ****
--- 1166,1195 ----
    call prop_remove({'type': 'test'})
    call prop_type_delete('test')
  endfunc
+ 
+ func Test_find_prop_later_in_line()
+   new
+   call prop_type_add('test', {'highlight': 'ErrorMsg'})
+   call setline(1, 'just some text')
+   call prop_add(1, 1, {'length': 4, 'type': 'test'})
+   call prop_add(1, 10, {'length': 3, 'type': 'test'})
+ 
+   call assert_equal({'id': 0, 'lnum': 1, 'col': 10, 'end': 1, 'type': 'test', 
'length': 3, 'start': 1},
+                         \ prop_find(#{type: 'test', lnum: 1, col: 6}))
+ 
+   bwipe!
+   call prop_type_delete('test')
+ endfunc
+ 
+ func Test_find_zerowidth_prop_sol()
+   new
+   call prop_type_add('test', {'highlight': 'ErrorMsg'})
+   call setline(1, 'just some text')
+   call prop_add(1, 1, {'length': 0, 'type': 'test'})
+ 
+   call assert_equal({'id': 0, 'lnum': 1, 'col': 1, 'end': 1, 'type': 'test', 
'length': 0, 'start': 1},
+                         \ prop_find(#{type: 'test', lnum: 1}))
+ 
+   bwipe!
+   call prop_type_delete('test')
+ endfunc
*** ../vim-8.2.0371/src/version.c       2020-03-11 14:19:53.484369936 +0100
--- src/version.c       2020-03-11 19:10:13.319156693 +0100
***************
*** 740,741 ****
--- 740,743 ----
  {   /* Add new patch number below this line */
+ /**/
+     372,
  /**/

-- 
hundred-and-one symptoms of being an internet addict:
234. You started college as a chemistry major, and walk out four years
     later as an Internet provider.

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

-- 
-- 
You received this message from the "vim_dev" maillist.
Do not top-post! Type your reply below the text you are replying to.
For more information, visit http://www.vim.org/maillist.php

--- 
You received this message because you are subscribed to the Google Groups 
"vim_dev" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/vim_dev/202003111817.02BIHMHC010271%40masaka.moolenaar.net.

Raspunde prin e-mail lui