From 3ea20cfbe8d55259016e37a69e4fae7356e322e0 Mon Sep 17 00:00:00 2001
From: Indrajit Raychaudhuri <irc@indrajit.com>
Date: Wed, 3 Aug 2022 15:37:00 -0500
Subject: [PATCH] utility: Make 'http-serve' handler faster for well known
 cases

In most systems, python2 or python3 command/soft-link would almost
always exist. In such cases, we don't need to invoke `python` to
detect the version. This should speed things up a bit as well.
---
 modules/utility/init.zsh | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/modules/utility/init.zsh b/modules/utility/init.zsh
index c6dc3c0..c901591 100644
--- a/modules/utility/init.zsh
+++ b/modules/utility/init.zsh
@@ -196,12 +196,14 @@ fi
 # Serves a directory via HTTP.
 if (( $#commands[(i)python(|[23])] )); then
   autoload -Uz is-at-least
-  if is-at-least 3 ${"$(python --version 2>&1)"[(w)2]}; then
-    alias http-serve='python -m http.server'
-  elif (( $+commands[python3] )); then
+  if (( $+commands[python3] )); then
     alias http-serve='python3 -m http.server'
+  elif (( $+commands[python2] )); then
+    alias http-serve='python2 -m SimpleHTTPServer'
+  elif is-at-least 3 ${"$(python --version 2>&1)"[(w)2]}; then
+    alias http-serve='python -m http.server'
   else
-    alias http-serve='$commands[(i)python(|2)] -m SimpleHTTPServer'
+    alias http-serve='python -m SimpleHTTPServer'
   fi
 fi