commit https://github.com/vim/vim/commit/779f2fc3a7468e273897d2fd0672315812a2e3da Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 1 20:58:24 2016 +0200 patch 7.4.2303 Problem: When using "is" the mode isn't always updated. Solution: Redraw the command line. (Christian Brabandt)

Tests for complicated + argument to :edit command

STARTTEST
:$-1w! Xfile1
:$w! Xfile2
:edit +1|s/|/PIPE/|w Xfile1| e Xfile2|1 | s/\//SLASH/|w
:w! test.out
:e Xfile1
:w >> test.out
:qa!
ENDTEST

The result should be in Xfile1: "fooPIPEbar", in Xfile2: "fooSLASHbar"
foo|bar
foo/bar