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-rw-r--r--src/nvim/testdir/runnvim.vim2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/testdir/runnvim.vim b/src/nvim/testdir/runnvim.vim
index 0ac97b717a..a46e2d3fc0 100644
--- a/src/nvim/testdir/runnvim.vim
+++ b/src/nvim/testdir/runnvim.vim
@@ -11,7 +11,7 @@ endfunction
let s:escaped_char = {"\n": '\n', "\r": '\r', "\t": '\t'}
function! s:escape_non_printable(char) abort
let r = get(s:escaped_char, a:char)
- return r == 0 ? printf('<%x>', char2nr(a:char)) : string(r)
+ return r is 0 ? printf('<%x>', char2nr(a:char)) : r
endfunction
function Main()