Fix @json frame test 0069.

Author: davidlehn

Diff for: CHANGELOG.md

@@ -20,6 +20,7 @@
 
 ### Fixed
 - Improve safe mode for `@graph` use cases.
+- Fix `@json` frame test 0069.
 
 ## 8.1.1 - 2023-02-25
 

Diff for: lib/frame.js

@@ -464,8 +464,9 @@ function _validateFrame(frame) {
 
   if('@type' in frame[0]) {
     for(const type of util.asArray(frame[0]['@type'])) {
-      // @id must be wildcard or an IRI
-      if(!(types.isObject(type) || url.isAbsolute(type)) ||
+      // @type must be wildcard, IRI, or @json
+      if(!(types.isObject(type) || url.isAbsolute(type) ||
+          (type === '@json')) ||
         (types.isString(type) && type.indexOf('_:') === 0)) {
         throw new JsonLdError(
           'Invalid JSON-LD syntax; invalid @type in frame.',

Diff for: tests/test.js

@@ -247,7 +247,6 @@ const TEST_TYPES = {
       // NOTE: idRegex format:
       //MMM-manifest#tNNN$/,
       idRegex: [
-        /frame-manifest#t0069$/,
       ]
     },
     fn: 'frame',