/usr/share/fish/functions/down-or-search.fish is in fish-common 2.2.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | function down-or-search -d "Depending on cursor position and current mode, either search forward or move down one line"
# If we are already in search mode, continue
if commandline --search-mode
commandline -f history-search-forward
return
end
# If we are navigating the pager, then up always navigates
if commandline --paging-mode
commandline -f down-line
return
end
# We are not already in search mode.
# If we are on the bottom line, start search mode,
# otherwise move down
set lineno (commandline -L)
set line_count (commandline | wc -l | tr -d ' ')
switch $lineno
case $line_count
commandline -f history-search-forward
case '*'
commandline -f down-line
end
end
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