Add syntax highlighting for Haxe

src/Models/TextMateHelper.cs

@@ -24,7 +24,7 @@ namespace SourceGit.Models
             _backend = new RegistryOptions(defaultTheme);
             _extraGrammars = new List<IRawGrammar>();
 
-            string[] extraGrammarFiles = ["toml.json", "kotlin.json"];
+            string[] extraGrammarFiles = ["toml.json", "kotlin.json", "haxe.json", "hxml.json"];
             foreach (var file in extraGrammarFiles)
             {
                 var asset = AssetLoader.Open(new Uri($"avares://SourceGit/Resources/Grammars/{file}",

src/Resources/Grammars/hxml.json

@@ -0,0 +1,70 @@
+{
+  "information_for_contributors": [
+    "This file has been copied from https://github.com/vshaxe/haxe-TmLanguage/blob/ddad8b4c6d0781ac20be0481174ec1be772c5da5/hxml.tmLanguage",
+    "and converted to JSON using https://marketplace.visualstudio.com/items?itemName=pedro-w.tmlanguage"
+  ],
+  "fileTypes": [
+    "hxml"
+  ],
+  "foldingStartMarker": "--next",
+  "foldingStopMarker": "\\n\\n",
+  "keyEquivalent": "^@H",
+  "name": "Hxml",
+  "patterns": [
+    {
+      "captures": {
+        "1": {
+          "name": "punctuation.definition.comment.hxml"
+        }
+      },
+      "match": "(#).*$\\n?",
+      "name": "comment.line.number-sign.hxml"
+    },
+    {
+      "begin": "(?<!\\w)(--macro)\\b",
+      "beginCaptures": {
+        "1": {
+          "name": "keyword.other.hxml"
+        }
+      },
+      "end": "\\n",
+      "patterns": [
+        {
+          "include": "source.hx#block-contents"
+        }
+      ]
+    },
+    {
+      "match": "(?<!\\w)(-m|-main|--main|--run)\\b\\s*\\b(?:(([a-z][a-zA-Z0-9]*\\.)*)(_*[A-Z]\\w*))?\\b",
+      "captures": {
+        "1": {
+          "name": "keyword.other.hxml"
+        },
+        "2": {
+          "name": "support.package.hx"
+        },
+        "4": {
+          "name": "entity.name.type.hx"
+        }
+      }
+    },
+    {
+      "match": "(?<!\\w)(-cppia|-cpp?|-js|-as3|-swf-(header|version|lib(-extern)?)|-swf9?|-neko|-python|-php|-cs|-java-lib|-java|-xml|-lua|-hl|-x|-lib|-D|-resource|-exclude|-version|-v|-debug|-prompt|-cmd|-dce\\s+(std|full|no)?|--flash-strict|--no-traces|--flash-use-stage|--neko-source|--gen-hx-classes|-net-lib|-net-std|-c-arg|--each|--next|--display|--no-output|--times|--no-inline|--no-opt|--php-front|--php-lib|--php-prefix|--remap|--help-defines|--help-metas|-help|--help|-java|-cs|--js-modern|--interp|--eval|--dce|--wait|--connect|--cwd|--run).*$",
+      "captures": {
+        "1": {
+          "name": "keyword.other.hxml"
+        }
+      }
+    },
+    {
+      "match": "(?<!\\w)(--js(on)?|--lua|--swf-(header|version|lib(-extern)?)|--swf|--as3|--neko|--php|--cppia|--cpp|--cppia|--cs|--java-lib(-extern)?|--java|--jvm|--python|--hl|-p|--class-path|-L|--library|--define|-r|--resource|--cmd|-C|--verbose|--debug|--prompt|--xml|--json|--net-lib|--net-std|--c-arg|--version|--haxelib-global|-h|--main|--server-connect|--server-listen).*$",
+      "captures": {
+        "1": {
+          "name": "keyword.other.hxml"
+        }
+      }
+    }
+  ],
+  "scopeName": "source.hxml",
+  "uuid": "CB1B853A-C4C8-42C3-BA70-1B1605BE51C1"
+}