feat(fish): enable fzf

Makefile

@@ -27,6 +27,7 @@ extra: \
 ################################################################################
 terminal: \
 	~/.config \
+	bat \
 	bottom \
 	broot \
 	eza \
@@ -46,6 +47,10 @@ terminal: \
 ~/.config:
 	mkdir $@
 
+bat: brew ${BREW_BIN}/bat
+${BREW_BIN}/bat:
+	brew install bat
+
 bottom: brew ${BREW_BIN}/btm
 ${BREW_BIN}/btm:
 	brew install bottom
@@ -64,7 +69,8 @@ ${BREW_BIN}/fd:
 
 fish: brew ${BREW_BIN}/fish ~/.config/fish
 ${BREW_BIN}/fish:
-	brew install fish
+	brew install fish fisher
+	fisher install PatrickF1/fzf.fish
 
 ~/.config/fish:
 	ln -s ~/.dotfiles/fish $@
@@ -308,10 +314,6 @@ bash-language-server: node ${NPM_BIN}/bash-language-server
 ${NPM_BIN}/bash-language-server:
 	@npm -g install bash-language-server
 
-bat: brew ${BREW_BIN}/bat
-${BREW_BIN}/bat:
-	brew install bat
-
 comby: brew ${BREW_BIN}/comby
 ${BREW_BIN}/comby:
 	brew install comby

fish/conf.d/fzf.fish

@@ -0,0 +1,28 @@
+# fzf.fish is only meant to be used in interactive mode. If not in interactive mode and not in CI, skip the config to speed up shell startup
+if not status is-interactive && test "$CI" != true
+    exit
+end
+
+# Because of scoping rules, to capture the shell variables exactly as they are, we must read
+# them before even executing _fzf_search_variables. We use psub to store the
+# variables' info in temporary files and pass in the filenames as arguments.
+# This variable is global so that it can be referenced by fzf_configure_bindings and in tests
+set --global _fzf_search_vars_command '_fzf_search_variables (set --show | psub) (set --names | psub)'
+
+
+# Install the default bindings, which are mnemonic and minimally conflict with fish's preset bindings
+fzf_configure_bindings
+
+# Doesn't erase autoloaded _fzf_* functions because they are not easily accessible once key bindings are erased
+function _fzf_uninstall --on-event fzf_uninstall
+    _fzf_uninstall_bindings
+
+    set --erase _fzf_search_vars_command
+    functions --erase _fzf_uninstall _fzf_migration_message _fzf_uninstall_bindings fzf_configure_bindings
+    complete --erase fzf_configure_bindings
+
+    set_color cyan
+    echo "fzf.fish uninstalled."
+    echo "You may need to manually remove fzf_configure_bindings from your config.fish if you were using custom key bindings."
+    set_color normal
+end

fish/fish_variables

@@ -2,6 +2,9 @@
 # VERSION: 3.0
 SETUVAR --export EDITOR:vim
 SETUVAR __fish_initialized:3400
+SETUVAR _fisher_patrickf1_2F_fzf_2E_fish_files:\x7e/\x2econfig/fish/functions/_fzf_configure_bindings_help\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_extract_var_info\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_preview_changed_file\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_preview_file\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_report_diff_type\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_report_file_type\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_directory\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_git_log\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_git_status\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_history\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_processes\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_search_variables\x2efish\x1e\x7e/\x2econfig/fish/functions/_fzf_wrapper\x2efish\x1e\x7e/\x2econfig/fish/functions/fzf_configure_bindings\x2efish\x1e\x7e/\x2econfig/fish/conf\x2ed/fzf\x2efish\x1e\x7e/\x2econfig/fish/completions/fzf_configure_bindings\x2efish
+SETUVAR _fisher_plugins:patrickf1/fzf\x2efish
+SETUVAR _fisher_upgraded_to_4_4:\x1d
 SETUVAR fish_color_autosuggestion:brblack
 SETUVAR fish_color_cancel:\x2dr
 SETUVAR fish_color_command:blue