Patch 8.2.0121
Problem:    filter() and map() on blob don't work.
Solution:   Correct the code. (closes #5483)
Files:      src/list.c, src/testdir/test_blob.vim


*** ../vim-8.2.0120/src/list.c  2019-12-04 21:42:30.000000000 +0100
--- src/list.c  2020-01-15 20:48:27.529594561 +0100
***************
*** 1689,1694 ****
--- 1689,1695 ----
        {
            int         i;
            typval_T    tv;
+           varnumber_T val;
  
            // set_vim_var_nr() doesn't set the type
            set_vim_var_type(VV_KEY, VAR_NUMBER);
***************
*** 1696,1702 ****
            for (i = 0; i < b->bv_ga.ga_len; i++)
            {
                tv.v_type = VAR_NUMBER;
!               tv.vval.v_number = blob_get(b, i);
                set_vim_var_nr(VV_KEY, idx);
                if (filter_map_one(&tv, expr, map, &rem) == FAIL || did_emsg)
                    break;
--- 1697,1704 ----
            for (i = 0; i < b->bv_ga.ga_len; i++)
            {
                tv.v_type = VAR_NUMBER;
!               val = blob_get(b, i);
!               tv.vval.v_number = val;
                set_vim_var_nr(VV_KEY, idx);
                if (filter_map_one(&tv, expr, map, &rem) == FAIL || did_emsg)
                    break;
***************
*** 1705,1721 ****
                    emsg(_(e_invalblob));
                    break;
                }
!               tv.v_type = VAR_NUMBER;
!               blob_set(b, i, tv.vval.v_number);
!               if (!map && rem)
                {
                    char_u *p = (char_u *)argvars[0].vval.v_blob->bv_ga.ga_data;
  
!                   mch_memmove(p + idx, p + i + 1,
                                              (size_t)b->bv_ga.ga_len - i - 1);
                    --b->bv_ga.ga_len;
                    --i;
                }
            }
        }
        else // argvars[0].v_type == VAR_LIST
--- 1707,1727 ----
                    emsg(_(e_invalblob));
                    break;
                }
!               if (map)
!               {
!                   if (tv.vval.v_number != val)
!                       blob_set(b, i, tv.vval.v_number);
!               }
!               else if (rem)
                {
                    char_u *p = (char_u *)argvars[0].vval.v_blob->bv_ga.ga_data;
  
!                   mch_memmove(p + i, p + i + 1,
                                              (size_t)b->bv_ga.ga_len - i - 1);
                    --b->bv_ga.ga_len;
                    --i;
                }
+               ++idx;
            }
        }
        else // argvars[0].v_type == VAR_LIST
*** ../vim-8.2.0120/src/testdir/test_blob.vim   2019-08-31 20:45:47.000000000 
+0200
--- src/testdir/test_blob.vim   2020-01-15 20:44:09.954620101 +0100
***************
*** 260,277 ****
  
  " filter() item in blob
  func Test_blob_filter()
!   let b = 0zDEADBEEF
!   call filter(b, 'v:val != 0xEF')
!   call assert_equal(0zDEADBE, b)
  endfunc
  
  " map() item in blob
  func Test_blob_map()
!   let b = 0zDEADBEEF
!   call map(b, 'v:val + 1')
!   call assert_equal(0zDFAEBFF0, b)
  
!   call assert_fails("call map(b, '[9]')", 'E978:')
  endfunc
  
  func Test_blob_index()
--- 260,281 ----
  
  " filter() item in blob
  func Test_blob_filter()
!   call assert_equal(0z, filter(0zDEADBEEF, '0'))
!   call assert_equal(0zADBEEF, filter(0zDEADBEEF, 'v:val != 0xDE'))
!   call assert_equal(0zDEADEF, filter(0zDEADBEEF, 'v:val != 0xBE'))
!   call assert_equal(0zDEADBE, filter(0zDEADBEEF, 'v:val != 0xEF'))
!   call assert_equal(0zDEADBEEF, filter(0zDEADBEEF, '1'))
!   call assert_equal(0z01030103, filter(0z010203010203, 'v:val != 0x02'))
!   call assert_equal(0zADEF, filter(0zDEADBEEF, 'v:key % 2'))
  endfunc
  
  " map() item in blob
  func Test_blob_map()
!   call assert_equal(0zDFAEBFF0, map(0zDEADBEEF, 'v:val + 1'))
!   call assert_equal(0z00010203, map(0zDEADBEEF, 'v:key'))
!   call assert_equal(0zDEAEC0F2, map(0zDEADBEEF, 'v:key + v:val'))
  
!   call assert_fails("call map(0z00, '[9]')", 'E978:')
  endfunc
  
  func Test_blob_index()
*** ../vim-8.2.0120/src/version.c       2020-01-15 20:36:52.140437085 +0100
--- src/version.c       2020-01-15 20:44:01.786654250 +0100
***************
*** 744,745 ****
--- 744,747 ----
  {   /* Add new patch number below this line */
+ /**/
+     121,
  /**/

-- 
Wi n0t trei a h0liday in Sweden thi yer?
                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

 /// 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/202001151952.00FJqJaH028163%40masaka.moolenaar.net.

Raspunde prin e-mail lui