vim-patch:8.2.1379: curly braces expression ending in " }" does not work

Problem:    Curly braces expression ending in " }" does not work.
Solution:   Skip over white space when checking for "}". (closes vim/vim#6634)
ae95a3946b

src/nvim/eval.c

@@ -5365,7 +5365,7 @@ static int dict_get_tv(char_u **arg, typval_T *rettv, int evaluate)
     if (eval1(&start, &tv, false) == FAIL) {    // recursive!
       return FAIL;
     }
-    if (*start == '}') {
+    if (*skipwhite(start) == '}') {
       return NOTDONE;
     }
   }

src/nvim/testdir/test_eval_stuff.vim

@@ -108,3 +108,27 @@ func Test_skip_after_throw()
   catch /something/
   endtry
 endfunc
+
+func Test_curly_assignment()
+  let s:svar = 'svar'
+  let g:gvar = 'gvar'
+  let lname = 'gvar'
+  let gname = 'gvar'
+  let {'s:'.lname} = {'g:'.gname}
+  call assert_equal('gvar', s:gvar)
+  let s:gvar = ''
+  let { 's:'.lname } = { 'g:'.gname }
+  call assert_equal('gvar', s:gvar)
+  let s:gvar = ''
+  let { 's:' . lname } = { 'g:' . gname }
+  call assert_equal('gvar', s:gvar)
+  let s:gvar = ''
+  let { 's:' .. lname } = { 'g:' .. gname }
+  call assert_equal('gvar', s:gvar)
+
+  unlet s:svar
+  unlet s:gvar
+  unlet g:gvar
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab