:inoremap { FAIL_ilangmap
:set langmap=+{ langnoremap
o+\e
-: " expr mapping with langmap
+:" Insert-mode expr mapping with langmap
:inoremap <expr> { "FAIL_iexplangmap"
o+\e
+:" langmap should not get remapped in Command-line mode
+:cnoremap { FAIL_clangmap
+:call append(line('$'), '+')
+:cunmap {
+:" Command-line mode expr mapping with langmap
+:cnoremap <expr> { "FAIL_cexplangmap"
+:call append(line('$'), '+')
+:cunmap {
+:"
:" issue #212 (feedkeys insert mapping at current position)
:nnoremap . :call feedkeys(".", "in")<cr>
:/^a b