From 36631fc4734dfff2bcd6582b61b9ca083964d57e Mon Sep 17 00:00:00 2001
From: Reed Wade <reedwade@misterbanal.net>
Date: Tue, 17 Nov 2020 22:32:09 +0100
Subject: [PATCH] Detect filetype on buffer save too

This allow kaking a new file, add a shebang in the first line, and get
the right filetype detected automatically on save.
---
 rc/detection/file.kak | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/rc/detection/file.kak b/rc/detection/file.kak
index c9b2a404..cdc076e2 100644
--- a/rc/detection/file.kak
+++ b/rc/detection/file.kak
@@ -1,4 +1,4 @@
-hook global BufOpenFile .* %{ evaluate-commands %sh{
+define-command -hidden file-detection %{ evaluate-commands %sh{
     if [ -z "${kak_opt_filetype}" ]; then
         mime=$(file -b --mime-type -L "${kak_buffile}")
         mime=${mime%;*}
@@ -9,6 +9,7 @@ hook global BufOpenFile .* %{ evaluate-commands %sh{
             text/x-shellscript) filetype="sh" ;;
             text/x-script.*) filetype="${mime#text/x-script.}" ;;
             text/x-*) filetype="${mime#text/x-}" ;;
+            text/plain) exit ;;
             text/*)   filetype="${mime#text/}" ;;
             application/x-*) filetype="${mime#application/x-}" ;;
             application/*) filetype="${mime#application/}" ;;
@@ -19,3 +20,6 @@ hook global BufOpenFile .* %{ evaluate-commands %sh{
         fi
     fi
 } }
+
+hook global BufOpenFile .* file-detection
+hook global BufWritePost .* file-detection