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functions/fish_vi_cursor: Cleanup

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Removes the unused "uses_echo" variable and adds some comments.

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This commit is contained in:
Fabian Homborg 2019-04-28 18:06:39 +02:00
parent 7d2eb9649c
commit 7451443050
1 changed files with 6 additions and 9 deletions
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15
share/functions/fish_vi_cursor.fish
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@ -1,11 +1,10 @@
function fish_vi_cursor -d 'Set cursor shape for different vi modes'
# Check hard if we are in a supporting terminal.
# If we're not interactive, there is effectively no bind mode.
if not status is-interactive
return
end
# Emacs Makes All Cursors Suck
if set -q INSIDE_EMACS
return
end
@ -45,33 +44,31 @@ function fish_vi_cursor -d 'Set cursor shape for different vi modes'
set -l terminal $argv[1]
set -q terminal[1]
or set terminal auto
set -l uses_echo
set -l function
switch "$terminal"
case auto
# TODO: Konsole as of 18.08 knows the xterm sequences,
# but there's still bugs with it (as of konsole 19.04.0).
#
# If it is fixed, we'd have to read $KONSOLE_VERSION for a while,
# though that was only introduced in 18.08 as well.
if set -q KONSOLE_PROFILE_NAME
set function __fish_cursor_konsole
set uses_echo 1
else if set -q ITERM_PROFILE
set function __fish_cursor_1337
set uses_echo 1
else
set function __fish_cursor_xterm
set uses_echo 1
end
case konsole
set function __fish_cursor_konsole
set uses_echo 1
case xterm
set function __fish_cursor_xterm
set uses_echo 1
end
set -l tmux_prefix
set -l tmux_postfix
if set -q TMUX
and set -q uses_echo[1]
set tmux_prefix echo -ne "'\ePtmux;\e'"
set tmux_postfix echo -ne "'\e\\\\'"
end