From 758bc44aea72ebde6e0819b48769e0fbb1f83eba Mon Sep 17 00:00:00 2001
From: Alex Henrie <alexhenrie24@gmail.com>
Date: Fri, 28 May 2021 12:17:27 -0600
Subject: application/schema+json: new type

JSON Schema files are distinguished from other JSON files by a "$schema"
property which is typically at the beginning of the file.

https://datatracker.ietf.org/doc/html/draft-bhutton-json-schema-00
---
 data/freedesktop.org.xml.in      | 11 +++++++++++
 tests/mime-detection/list        |  1 +
 tests/mime-detection/schema.json |  6 ++++++
 3 files changed, 18 insertions(+)
 create mode 100644 tests/mime-detection/schema.json

diff --git a/data/freedesktop.org.xml.in b/data/freedesktop.org.xml.in
index 0592a520..42480371 100644
--- a/data/freedesktop.org.xml.in
+++ b/data/freedesktop.org.xml.in
@@ -2592,6 +2592,17 @@ command to generate the output files.
     <generic-icon name="text-x-script"/>
     <glob pattern="*.jsonld"/>
   </mime-type>
+  <mime-type type="application/schema+json">
+    <comment>JSON schema</comment>
+    <sub-class-of type="application/json"/>
+    <generic-icon name="text-x-script"/>
+    <magic priority="80">
+      <match type="string" value="{" offset="0">
+        <match type="string" value="&quot;$schema&quot;:" offset="1:256"/>
+      </match>
+    </magic>
+    <glob pattern="*.json"/>
+  </mime-type>
   <mime-type type="application/x-ipynb+json">
     <comment>Jupyter notebook document</comment>
     <sub-class-of type="application/json"/>
diff --git a/tests/mime-detection/list b/tests/mime-detection/list
index 9f110da9..768a396e 100644
--- a/tests/mime-detection/list
+++ b/tests/mime-detection/list
@@ -298,6 +298,7 @@ webfinger.jrd application/jrd+json ox
 my-data.json-patch application/json-patch+json ox
 # Copied from http://www.w3.org/TR/json-ld/
 json-ld-full-iri.jsonld application/ld+json ox
+schema.json application/schema+json x
 test.ipynb application/x-ipynb+json
 test-reordered.ipynb application/x-ipynb+json ox
 test.cs text/x-csharp ox
diff --git a/tests/mime-detection/schema.json b/tests/mime-detection/schema.json
new file mode 100644
index 00000000..5ee3ed6c
--- /dev/null
+++ b/tests/mime-detection/schema.json
@@ -0,0 +1,6 @@
+{
+    "$schema": "https://json-schema.org/draft/2020-12/schema",
+    "properties": {
+        "foo": {"type": "string"}
+    }
+}
-- 
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