fix: Replace $extends and remove unecessary use of object

stencila · Jul 25, 2019 · b24d8e3 · b24d8e3
1 parent 88590cc
commit b24d8e3
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diff --git a/docs/writing-schema-definitions.md b/docs/writing-schema-definitions.md
@@ -43,12 +43,12 @@ Just as for types, properties of types can be linked to the other contexts using
       type: string
 ```
 
-## The `$extends` keyword
+## The `extends` keyword
 
-This is a custom keyword which allows your type schema to inherit the `properties` and `required` keywords of a parent type schema. It should be a _relative_ file path e.g.
+This is a custom keyword which allows your type schema to inherit the `properties` and `required` keywords of a parent type schema. It should be the name of another type e.g.
 
 ```yaml
-$extends: ../Thing.schema.yaml
+extends: Thing
 ```
 
 ## The `role` keyword

diff --git a/schema/Entity.schema.yaml b/schema/Entity.schema.yaml
@@ -3,7 +3,6 @@ title: Entity
 role: base
 status: unstable
 description: The most basic item, defining the minimum properties required.
-type: object
 properties:
   type:
     # This is a special property analagous to JSON-LD's `@type` keyword

diff --git a/schema/Thing.schema.yaml b/schema/Thing.schema.yaml
@@ -1,9 +1,8 @@
 title: Thing
 '@id': schema:Thing
-$extends: Entity.schema.yaml
+extends: Entity
 status: unstable
 description: The most generic type of item https://schema.org/Thing.
-type: object
 properties:
   alternateNames:
     '@id': schema:alternateName