sdkman-for-fish/conf.d/sdk.fish
2018-07-14 14:44:47 +02:00

46 lines
1.5 KiB
Fish

#!/usr/bin/fish
# Makes command and binaries from SDKMAN! available in fish.
# Delegates to bash for the `sdk` command.
# Copyright (c) 2018 Raphael Reitzig
# MIT License (MIT)
# https://github.com/reitzig/sdkman-for-fish
set sdkman_init "$HOME/.sdkman/bin/sdkman-init.sh"
# Don't do anything if SDKMAN! isn't installed, because that would be silly
if test -f "$sdkman_init"
# Add binaries from installed SDKs to PATH, if necessary
switch "$PATH"
case "*$HOME/.sdkman/candidates/*"
# This is a subshell, SDKMAN! binaries already in path.
case '*'
# No SDKMAN! in PATH yet, so add candidate binaries
for ITEM in $HOME/.sdkman/candidates/* ;
set -gx PATH $PATH $ITEM/current/bin
end
end
# Declare the sdk command for fish
function sdk
# We need to leave stdin and stdout of sdk free for user interaction.
# So, pipe PATH (which might have changed) through a file.
# Now, getting the exit code of sdk itself is a hassle so pipe it as well.
# TODO: Can somebody get this to work without the overhead of a file?
set pipe (mktemp)
bash -c "source $sdkman_init && sdk $argv; echo -e \"\$PATH\n\$?\" > $pipe"
set bashDump (cat $pipe; rm $pipe)
set bashPath $bashDump[1]
set sdkStatus $bashDump[2]
# If SDKMAN! succeeded, copy PATH here (might have changed)
if [ $sdkStatus = 0 ]
set newPath (string split : "$bashPath")
set -gx PATH $newPath
end
return $sdkStatus
end
end