Allow named tags to end in numbers

See #4

src/injection.yaml

@@ -82,7 +82,7 @@ repository:
   emphasis:
     # For coding with ~passion~ \o/
     patterns:
-      # Boild text, for when you need to write with passion
+      # Bold text, for when you need to write with passion
       - match: (\*\*)[^\t *][^*]+[^\t *](\*\*)
         captures:
           1: { name: punctuation.definition.bold.sphinx }
@@ -123,7 +123,7 @@ repository:
   tag:
     # RST inline tags. These are mostly used for autodoc tags, i.e.
     # things like ":param key:" or ":rtype: str".
-    match: (:)(${{ alpha }}[${{ alphaNum }} _\-\.]+?${{ alpha }}(\?_)?)(:)(?!`)
+    match: (:)(${{ alpha }}[${{ alphaNum }} _\-\.]+?${{ alphaNum }}(\?_)?)(:)(?!`)
     captures:
       1: { name: punctuation.definition.interpreted.sphinx }
       2: { name: entity.name.tag.sphinx }

syntaxes/injection.json

@@ -165,7 +165,7 @@
             ]
         },
         "tag": {
-            "match": "(:)([A-z][[A-z0-9] _\\-\\.]+?[A-z](\\?_)?)(:)(?!`)",
+            "match": "(:)([A-z][[A-z0-9] _\\-\\.]+?[A-z0-9](\\?_)?)(:)(?!`)",
             "captures": {
                 "1": {
                     "name": "punctuation.definition.interpreted.sphinx"