fix: chasing after schema validation error

Author: oesteban

src/schema/README.md

@@ -369,6 +369,7 @@ The namespaces are:
 | --------------------------- | ----------------------------------------------------------------------------------- | ---------------- |
 | `objects.common_principles` | Terms that are used throughout BIDS                                                 | General terms    |
 | `objects.modalities`        | Broad categories of data represented in BIDS, roughly matching recording instrument | General terms    |
+| `objects.metaentities`      | Placeholders and wildcards to reduce verbosity of some templates in BIDS        | General terms    |
 | `objects.entities`          | Name-value pairs appearing in filenames                                             | Name/value terms |
 | `objects.metadata`          | Name-value pairs appearing in JSON files                                            | Name/value terms |
 | `objects.columns`           | Column headings and values appearing in TSV files                                   | Name/value terms |
@@ -505,6 +506,12 @@ The convention can be summed up in the following rules:
     | `display_name` | Human-friendly name |
     | `description`  | Term definition     |
 
+-   `objects.metaentities`
+    | Field          | Description         |
+    | -------------- | ------------------- |
+    | `display_name` | Human-friendly name |
+    | `description`  | Term definition     |
+
 -   `objects.entities`
 
     | Field          | Description                                             |

src/schema/objects/metaentities.yaml

@@ -28,7 +28,6 @@
 #         can be placed under any of the valid `data_type` directories.
 
 matches:
-  name: matches
   display_name: matches
   description: |
     `matches` is used as a placeholder in BIDS filenames templates to denote that several files
@@ -45,7 +44,6 @@ matches:
     `<matches>` could correspond to `sub-control01_task-nback_run-1`.
 
 source_entities:
-  name: source_entities
   display_name: source entities
   description: |
     `source_entities` is used as a placeholder in BIDS derivatives filenames templates.

tools/schemacode/src/bidsschematools/data/tests/test_rules.py

@@ -91,6 +91,7 @@ def test_rule_objects(schema_obj):
                     "files",
                     "formats",
                     "metadata",
+                    "metaentities",
                     "modalities",
                 ]:
                     # But other object types are referenced via their keys