[+] Fish (#7)

fish/includes/final.fish

@@ -0,0 +1,14 @@
+if has thefuck
+    thefuck --alias | source
+end
+
+# Reuse the existing zsh updater if zsh is installed. It runs in the background
+# and preserves the repository's current update semantics without duplicating it.
+if status is-interactive; and has zsh; and not set -q FISHRC_UPDATE_DISABLED
+    set -l __fishrc_update_path (string join : "$SCR/bin" $PATH)
+    env SCR="$SCR" ZSHRC_UPDATE_ASYNC_CHILD=1 PATH="$__fishrc_update_path" zsh -f "$SCR/includes/init/update.sh" >/dev/null 2>&1 &
+end
+
+if test -f "$HOME/extra.rc.fish"
+    source "$HOME/extra.rc.fish"
+end