entity: add comment explaining UUID regex (#1169)

Per https://getodk.github.io/xforms-spec/entities.html#declaring-that-a-form-creates-entities: > MUST have attribute id populated by a RFC 4122 version 4 UUID
getodk · Aug 15, 2024 · eeb0e43 · eeb0e43
1 parent fb96aa3
commit eeb0e43
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/data/entity.js b/lib/data/entity.js
@@ -28,6 +28,7 @@ const odataToColumnMap = new Map([
   ['__system/conflict', 'entities.conflict']
 ]);
 
+// Entity IDs must be UUID v4.  See: https://getodk.github.io/xforms-spec/entities.html#declaring-that-a-form-creates-entities
 const _uuidPattern = /^(uuid:)?([0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12})$/i;
 
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