From 3b6a5b6f3ab136673ac89fff525c435d758521d9 Mon Sep 17 00:00:00 2001
From: Ville Skyttä <ville.skytta@iki.fi>
Date: Wed, 8 Jan 2025 22:18:29 +0200
Subject: Add text/x-dockerfile

---
 data/freedesktop.org.xml.in          | 13 +++++++++++++
 tests/mime-detection/Dockerfile      |  2 ++
 tests/mime-detection/list            |  2 ++
 tests/mime-detection/test.Dockerfile |  2 ++
 4 files changed, 19 insertions(+)
 create mode 100644 tests/mime-detection/Dockerfile
 create mode 100644 tests/mime-detection/test.Dockerfile

diff --git a/data/freedesktop.org.xml.in b/data/freedesktop.org.xml.in
index 6c6b1a1..0872d80 100644
--- a/data/freedesktop.org.xml.in
+++ b/data/freedesktop.org.xml.in
@@ -6943,6 +6943,19 @@ command to generate the output files.
       <match type="string" value="#include" offset="0"/>
     </magic>
   </mime-type>
+  <mime-type type="text/x-dockerfile">
+    <comment>Docker container build file</comment>
+    <sub-class-of type="text/plain"/>
+    <!-- https://docs.docker.com/build/concepts/dockerfile/#filename -->
+    <glob pattern="Dockerfile"/>
+    <glob pattern="*.Dockerfile"/>
+    <glob pattern="Dockerfile.*"/>
+    <magic>
+      <!-- https://docs.docker.com/reference/dockerfile/#syntax -->
+      <!-- https://docs.docker.com/build/buildkit/frontend/ -->
+      <match type="string" value="# syntax=docker/dockerfile:" offset="0"/>
+    </magic>
+  </mime-type>
   <mime-type type="text/x-asm">
     <comment>Assembly code</comment>
     <sub-class-of type="text/plain"/>
diff --git a/tests/mime-detection/Dockerfile b/tests/mime-detection/Dockerfile
new file mode 100644
index 0000000..7a0906d
--- /dev/null
+++ b/tests/mime-detection/Dockerfile
@@ -0,0 +1,2 @@
+# syntax=docker/dockerfile:1
+FROM scratch
diff --git a/tests/mime-detection/list b/tests/mime-detection/list
index 832e700..33c7a07 100644
--- a/tests/mime-detection/list
+++ b/tests/mime-detection/list
@@ -829,6 +829,8 @@ test.pdf.lz application/x-lzpdf ox
 test.pdf.xz application/x-xzpdf ox
 Makefile text/x-makefile ox
 Makefile.gnu text/x-makefile ox
+Dockerfile text/x-dockerfile
+test.Dockerfile text/x-dockerfile
 googleearth.kml application/vnd.google-earth.kml+xml ox
 # Created using geojson.io
 test.geojson application/geo+json ox
diff --git a/tests/mime-detection/test.Dockerfile b/tests/mime-detection/test.Dockerfile
new file mode 100644
index 0000000..7a0906d
--- /dev/null
+++ b/tests/mime-detection/test.Dockerfile
@@ -0,0 +1,2 @@
+# syntax=docker/dockerfile:1
+FROM scratch
-- 
cgit v1.2.3