Fix to allow specifying an initial tab in fish_config

For example, you can run "fish_config history"

share/functions/fish_config.fish

@@ -1,3 +1,8 @@
 function fish_config --description "Launch fish's web based configuration"
-	eval $__fish_datadir/tools/web_config/webconfig.py
+	# Support passing an initial tab like "colors" or "functions"
+	set -l initial_tab
+	if test (count $argv) > 0
+		set initial_tab $argv[1]
+	end
+	eval $__fish_datadir/tools/web_config/webconfig.py $initial_tab
 end

share/tools/web_config/index.html

@@ -1189,7 +1189,23 @@ function update_table_filter_text_box(allow_transient_message) {
 
 $(document).ready(function() {
 	populate_colorpicker_term256()
-	switch_tab('tab_colors')
+	var tab_name
+	switch (window.location.hash) {
+		case '#functions':
+			tab_name = 'tab_functions'
+			break
+		case '#variables':
+			tab_name = 'tab_variables'
+			break
+		case '#history':
+			tab_name = 'tab_history'
+			break
+		case '#colors':
+		default:
+			tab_name = 'tab_colors'
+			break;
+	}
+	switch_tab(tab_name)
 })
 </script>
 

share/tools/web_config/webconfig.py

@@ -374,9 +374,16 @@ if PORT > 9000:
     print("Unable to find an open port between 8000 and 9000")
     sys.exit(-1)
 
-    
+# Get any initial tab (functions, colors, etc)
-url = 'http://localhost:{0}'.format(PORT)
+# Just look at the first letter
+initial_tab = ''
+if len(sys.argv) > 1:
+	for tab in ['functions', 'colors', 'variables', 'history']:
+		if tab.startswith(sys.argv[1]):
+			initial_tab = '#' + tab
+			break
 
+url = 'http://localhost:{0}/{1}'.format(PORT, initial_tab)
 print("Web config started at '{0}'. Hit enter to stop.".format(url))
 webbrowser.open(url)