patch 8.2.2612: col('.') may get outdated column value
Problem: col('.') may get outdated column value.
Solution: Add a note to the help how to make this work and add a test for
it. (closes #7971)
diff --git a/src/testdir/test_mapping.vim b/src/testdir/test_mapping.vim
index 1750f39..f76718f 100644
--- a/src/testdir/test_mapping.vim
+++ b/src/testdir/test_mapping.vim
@@ -485,6 +485,30 @@
nmapclear
endfunc
+func Test_expr_map_gets_cursor()
+ new
+ call setline(1, ['one', 'some w!rd'])
+ func StoreColumn()
+ let g:exprLine = line('.')
+ let g:exprCol = col('.')
+ return 'x'
+ endfunc
+ nnoremap <expr> x StoreColumn()
+ 2
+ nmap ! f!<Ignore>x
+ call feedkeys("!", 'xt')
+ call assert_equal('some wrd', getline(2))
+ call assert_equal(2, g:exprLine)
+ call assert_equal(7, g:exprCol)
+
+ bwipe!
+ unlet g:exprLine
+ unlet g:exprCol
+ delfunc ExprMapped
+ nunmap x
+ nunmap !
+endfunc
+
func Test_expr_map_restore_cursor()
CheckScreendump