From 5b338cacd093f49b1fd82b47873e1730e6f8f937 Mon Sep 17 00:00:00 2001
From: Ross Blair <rosswilsonblair@gmail.com>
Date: Fri, 3 Nov 2023 11:07:21 -0500
Subject: [PATCH] fix missing pattern properties in reference_frame schema

---
 .../validators/json/schemas/channels.json     | 39 +++++++++++--------
 1 file changed, 23 insertions(+), 16 deletions(-)

diff --git a/bids-validator/validators/json/schemas/channels.json b/bids-validator/validators/json/schemas/channels.json
index fd97cf7ec..e4be45d89 100644
--- a/bids-validator/validators/json/schemas/channels.json
+++ b/bids-validator/validators/json/schemas/channels.json
@@ -6,27 +6,34 @@
       "properties": {
         "reference_frame": {
           "title": "Reference Frame",
+          "type": "object",
           "properties": {
             "Levels": {
-              "properties": {
-                "RotationOrder": {
-                  "description": "The sequence in which the extrinsic rotations are applied around the three axes.",
-                  "type": "string",
-                  "enum": ["XYZ", "XZY", "YXZ", "YZX", "ZXY", "ZYX"]
-                },
-                "RotationRule": {
-                  "description": "The direction of rotation around each axis.",
-                  "type": "string",
-                  "enum": ["left-hand", "right-hand"]
-                },
-                "SpatialAxes": {
-                  "description": "The coordinate system in which the motion data are to be interpreted. A sequence of characters from the set `{'A', 'P', 'L', 'R', 'S', 'I', '_'}` indicating the direction of each axis. For example `\"ARS\"` indicates positive values in the X, Y, Z axes are respectively anterior, right, and superior of the origin, while `\"PLI\"` indicates positive values are posterior, left, and inferior of the origin. The `\"_\"` character may be used for unused axes.",
-                  "type": "string",
-                  "pattern": "^[APLRSI_]{3}$"
+              "type": "object",
+              "patternProperties": {
+                "^.+$": {
+                  "type": "object",
+                  "properties": {
+                    "RotationOrder": {
+                      "description": "The sequence in which the extrinsic rotations are applied around the three axes.",
+                      "type": "string",
+                      "enum": ["XYZ", "XZY", "YXZ", "YZX", "ZXY", "ZYX"]
+                    },
+                    "RotationRule": {
+                      "description": "The direction of rotation around each axis.",
+                      "type": "string",
+                      "enum": ["left-hand", "right-hand"]
+                    },
+                    "SpatialAxes": {
+                      "description": "The coordinate system in which the motion data are to be interpreted. A sequence of characters from the set `{'A', 'P', 'L', 'R', 'S', 'I', '_'}` indicating the direction of each axis. For example `\"ARS\"` indicates positive values in the X, Y, Z axes are respectively anterior, right, and superior of the origin, while `\"PLI\"` indicates positive values are posterior, left, and inferior of the origin. The `\"_\"` character may be used for unused axes.",
+                      "type": "string",
+                      "pattern": "^[APLRSI_]{3}$"
+                    }
+                  }
                 }
               }
             }
-          }
+          } 
         }
       }
     },