GraphQL: Added missing keywords (#2407)

components/prism-graphql.js

@@ -28,16 +28,16 @@ Prism.languages.graphql = {
 		greedy: true
 	},
 	'class-name': {
-		pattern: /(\b(?:enum|implements|interface|on|scalar|type|union)\s+)[a-zA-Z_]\w*/,
+		pattern: /(\b(?:enum|implements|interface|on|scalar|type|union)\s+|&\s*)[a-zA-Z_]\w*/,
 		lookbehind: true
 	},
 	'fragment': {
 		pattern: /(\bfragment\s+|\.{3}\s*(?!on\b))[a-zA-Z_]\w*/,
 		lookbehind: true,
 		alias: 'function'
 	},
-	'keyword': /\b(?:enum|fragment|implements|input|interface|mutation|on|query|scalar|schema|type|union)\b/,
-	'operator': /[!=|]|\.{3}/,
+	'keyword': /\b(?:directive|enum|extend|fragment|implements|input|interface|mutation|on|query|repeatable|scalar|schema|subscription|type|union)\b/,
+	'operator': /[!=|&]|\.{3}/,
 	'punctuation': /[!(){}\[\]:=,]/,
 	'constant': /\b(?!ID\b)[A-Z][A-Z_\d]*\b/
 };

tests/languages/graphql/class-name_feature.test

@@ -1,6 +1,7 @@
 interface Foo {}
 type Foo {}
 type Foo implements Bar {}
+type Business implements NamedEntity & ValuedEntity {}
 enum Foo {}
 scalar Foo
 union Foo
@@ -26,6 +27,15 @@ on Foo {}
 	["punctuation", "{"],
 	["punctuation", "}"],
 
+	["keyword", "type"],
+	["class-name", "Business"],
+	["keyword", "implements"],
+	["class-name", "NamedEntity"],
+	["operator", "&"],
+	["class-name", "ValuedEntity"],
+	["punctuation", "{"],
+	["punctuation", "}"],
+
 	["keyword", "enum"],
 	["class-name", "Foo"],
 	["punctuation", "{"],
@@ -45,4 +55,4 @@ on Foo {}
 
 ----------------------------------------------------
 
-Checks for class names.
+Checks for class names.

tests/languages/graphql/keyword_feature.test

@@ -1,33 +1,57 @@
-enum
-fragment
-implements
-input
-interface
-mutation
-on
-query
-scalar
-schema
-type
-union
+directive,
+enum,
+extend,
+fragment,
+implements,
+input,
+interface,
+mutation,
+on,
+query,
+repeatable,
+scalar,
+schema,
+subscription,
+type,
+union,
 
 ----------------------------------------------------
 
 [
+	["keyword", "directive"],
+	["punctuation", ","],
 	["keyword", "enum"],
-	["class-name", "fragment"],
+	["punctuation", ","],
+	["keyword", "extend"],
+	["punctuation", ","],
+	["keyword", "fragment"],
+	["punctuation", ","],
 	["keyword", "implements"],
-	["class-name", "input"],
+	["punctuation", ","],
+	["keyword", "input"],
+	["punctuation", ","],
 	["keyword", "interface"],
-	["class-name", "mutation"],
+	["punctuation", ","],
+	["keyword", "mutation"],
+	["punctuation", ","],
 	["keyword", "on"],
-	["class-name", "query"],
+	["punctuation", ","],
+	["keyword", "query"],
+	["punctuation", ","],
+	["keyword", "repeatable"],
+	["punctuation", ","],
 	["keyword", "scalar"],
-	["class-name", "schema"],
+	["punctuation", ","],
+	["keyword", "schema"],
+	["punctuation", ","],
+	["keyword", "subscription"],
+	["punctuation", ","],
 	["keyword", "type"],
-	["class-name", "union"]
+	["punctuation", ","],
+	["keyword", "union"],
+	["punctuation", ","]
 ]
 
 ----------------------------------------------------
 
-Checks for keywords.
+Checks for keywords.

tests/languages/graphql/operator_feature.test

@@ -1,4 +1,4 @@
-= ! |
+= ! | &
 ...
 
 ----------------------------------------------------
@@ -7,9 +7,10 @@
 	["operator", "="],
 	["operator", "!"],
 	["operator", "|"],
+	["operator", "&"],
 	["operator", "..."]
 ]
 
 ----------------------------------------------------
 
-Checks for operators.
+Checks for operators.