Syntax: Add Groovy highlighting to fenced code blocks

Author: deathaxe

messages/next.md

@@ -11,6 +11,8 @@ feedback you can use [GitHub issues][issues].
 
 ## New Features
 
+* syntax highlighting for Groovy in fenced code blocks (#768)
+
 ## Changes
 
 [issues]: https://github.com/SublimeText-Markdown/MarkdownEditing/issues

syntaxes/Markdown.sublime-syntax

@@ -1038,6 +1038,7 @@ contexts:
     - include: fenced-erlang
     - include: fenced-graphviz
     - include: fenced-golang
+    - include: fenced-groovy
     - include: fenced-haskell
     - include: fenced-html-php
     - include: fenced-html
@@ -1323,6 +1324,26 @@ contexts:
         1: punctuation.definition.raw.code-fence.end.markdown
         2: meta.fold.code-fence.end.markdown
 
+  fenced-groovy:
+    - match: |-
+         (?x)
+          {{fenced_code_block_start}}
+          (?i:\s*(groovy))
+          {{fenced_code_block_trailing_infostring_characters}}
+      captures:
+        0: meta.code-fence.definition.begin.groovy.markdown-gfm
+        2: punctuation.definition.raw.code-fence.begin.markdown
+        5: constant.other.language-name.markdown
+        6: comment.line.infostring.markdown
+        7: meta.fold.code-fence.begin.markdown
+      embed: scope:source.groovy
+      embed_scope: markup.raw.code-fence.groovy.markdown-gfm
+      escape: '{{fenced_code_block_escape}}'
+      escape_captures:
+        0: meta.code-fence.definition.end.groovy.markdown-gfm
+        1: punctuation.definition.raw.code-fence.end.markdown
+        2: meta.fold.code-fence.end.markdown
+
   fenced-golang:
     - match: |-
          (?x)

tests/syntax_test_markdown.md

@@ -1610,6 +1610,16 @@ graph n {}
 |^^ meta.code-fence.definition.end.graphviz.markdown-gfm punctuation.definition.raw.code-fence.end.markdown
 |  ^ meta.code-fence.definition.end.graphviz.markdown-gfm meta.fold.code-fence.end - punctuation
 
+```groovy
+| ^^^^^^^ meta.code-fence.definition.begin.groovy.markdown-gfm - meta.fold
+|        ^ meta.code-fence.definition.begin.groovy.markdown-gfm meta.fold.code-fence.begin.markdown
+
+| <- markup.raw.code-fence.groovy.markdown-gfm source.groovy
+```
+| <- meta.code-fence.definition.end.groovy.markdown-gfm punctuation.definition.raw.code-fence.end.markdown
+|^^ meta.code-fence.definition.end.groovy.markdown-gfm punctuation.definition.raw.code-fence.end.markdown
+|  ^ meta.code-fence.definition.end.groovy.markdown-gfm meta.fold.code-fence.end - punctuation
+
 ```haskell
 |^^^^^^^^^ meta.code-fence.definition.begin - meta.fold
 |         ^ meta.code-fence.definition.begin meta.fold.code-fence.begin