feat(t-family): add support for Turtle*

Author: blake-regalia

src/color-schemes/macaron-dark.js

@@ -87,6 +87,12 @@ module.exports = {
 			// background: 'hsla(252, 24%, 50%, 0.1)',
 		},
 
+		// reified statement
+		{
+			scope: 'meta.triple.reified',
+			background: 'hsla(280, 70%, 10%, 0.2)',
+		},
+
 
 		// shared regex scopes
 		...a_regex_scopes,
@@ -265,6 +271,8 @@ module.exports = {
 			'variable.other.readwrite.blank-node.underscore': -45,
 			'variable.other.member.blank-node.label': -10,
 
+			// rdf-star
+			'punctuation.definition.triple-x': -30,
 		},
 
 		chip_boost: {

src/color-schemes/macaron-light.js

@@ -82,6 +82,13 @@ module.exports = {
 			// background: 'hsla(252, 24%, 50%, 0.1)',
 		},
 
+		// rdf-star
+		{
+			scope: 'meta.triple.reified',
+			background: 'hsla(140, 80%, 70%, 0.2)',
+			foreground_adjust: 'saturation(55%)',
+		},
+
 		// shared regex scopes
 		...a_regex_scopes,
 	],

src/syntax/t-family.syntax-source

@@ -85,6 +85,7 @@ contexts:
 
   triples:
     - switch:
+        - tripleX: [predicateObjectList^, tripleX]
         - hollowAnonymousBlankNode: [predicateObjectList^, hollowAnonymousBlankNode]
         - anonymousBlankNode: [predicateObjectList?, blankNodePropertyList]
         - collection: [predicateObjectList^, collection]

src/syntax/terse.syntax-source

@@ -337,8 +337,38 @@ contexts:
 
   namedNode:
     - switch:
-        - iriRef
-        - prefixedName
+      - iriRef
+      - prefixedName
+
+  tripleX:
+    - match: '<<'
+      scope: punctuation.definition.triple-x.begin.SYNTAX meta.triple.reified.SYNTAX
+      mask: meta.triple.reified.SYNTAX
+      set: [tripleX_TERMINATE, tripleX_AFTER_BEGIN]
+
+  tripleX_AFTER_BEGIN:
+    - switch:
+      - tripleX: [predicateObjectListX^, tripleX]
+      - hollowAnonymousBlankNode: [predicateObjectListX^, hollowAnonymousBlankNode]
+      - anonymousBlankNode: [predicateObjectListX?, blankNodePropertyList]
+      - collection: [predicateObjectListX^, collection]
+      - namedNode: [predicateObjectListX^, namedNode]
+      - labeledBlankNode: [predicateObjectListX^, labeledBlankNode]
+    - throw
+
+  predicateObjectListX:
+    - switch:
+        - verb: [objectX, verb]
+
+  objectX:
+    - switch:
+      - tripleX
+    - goto: object
+
+  tripleX_TERMINATE:
+    - match: '>>'
+      scope: punctuation.definition.triple-x.end.SYNTAX
+      pop: true
 
   prefixedName:
     - goto: [prefixedNameLocal, prefixedNameNamespace]