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-rw-r--r--src/nvim/testdir/shared.vim11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/nvim/testdir/shared.vim b/src/nvim/testdir/shared.vim
index b2fe9413e8..b1f1d8fe66 100644
--- a/src/nvim/testdir/shared.vim
+++ b/src/nvim/testdir/shared.vim
@@ -237,3 +237,14 @@ func RunVimPiped(before, after, arguments, pipecmd)
endif
return 1
endfunc
+
+" Get line "lnum" as displayed on the screen.
+" Trailing white space is trimmed.
+func! Screenline(lnum)
+ let chars = []
+ for c in range(1, winwidth(0))
+ call add(chars, nr2char(screenchar(a:lnum, c)))
+ endfor
+ let line = join(chars, '')
+ return matchstr(line, '^.\{-}\ze\s*$')
+endfunc