fish: Convert abbreviations to aliases

It's annoying to see fish expand the abbreviation while you type.

fish/config.fish

@@ -23,11 +23,6 @@ set -g fish_color_valid_path normal
 set -g fish_color_vcs 43d696
 set -g fish_color_vcs_braces 29bc7d
 
-set -g _fish_abbr_fl fossil
-set -g _fish_abbr_flc fossil changes --differ
-set -g _fish_abbr_gpg gpg2
-set -g _fish_abbr_vi vim
-
 test -n "$XDG_CONFIG_HOME"
 or set -x XDG_CONFIG_HOME $HOME/.config
 test -n "$XDG_CACHE_HOME"

fish/functions/fl.fish

@@ -0,0 +1,3 @@
+function fl --wraps=fossil
+    command fossil $argv
+end

fish/functions/flc.fish

@@ -0,0 +1,3 @@
+function flc --wraps='fossil changes --differ'
+    command fossil changes --differ $argv
+end

fish/functions/fld.fish

@@ -1,3 +1,3 @@
-function fld
-    fossil diff $argv -N | colordiff | less -FRX
+function fld --wraps 'fossil diff'
+    command fossil diff $argv -N | colordiff | less -FRX
 end

fish/functions/gpg.fish

@@ -0,0 +1,3 @@
+function gpg --wraps=gpg2
+    command gpg2 $argv
+end

fish/functions/vi.fish

@@ -0,0 +1,3 @@
+function vi --wraps=vim
+    command vim $argv
+end