Syntax highlighter in VScode for carbon programming language

utils/vscode/language-configuration.json

@@ -3,22 +3,30 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 {
-  "comments": {
-    "lineComment": "//"
-  },
-  "brackets": [
-    ["(", ")"],
-    ["[", "]"],
-    ["{", "}"]
-  ],
-  "autoClosingPairs": [
-    ["(", ")"],
-    ["[", "]"],
-    ["{", "}"]
-  ],
-  "surroundingPairs": [
-    ["(", ")"],
-    ["[", "]"],
-    ["{", "}"]
-  ]
+    "comments": {
+        // symbol used for single line comment. Remove this entry if your language does not support line comments
+        "lineComment": "//",
+    },
+    // symbols used as brackets
+    "brackets": [
+        ["{", "}"],
+        ["[", "]"],
+        ["(", ")"]
+    ],
+    // symbols that are auto closed when typing
+    "autoClosingPairs": [
+        ["{", "}"],
+        ["[", "]"],
+        ["(", ")"],
+        ["\"", "\""],
+        ["'", "'"]
+    ],
+    // symbols that can be used to surround a selection
+    "surroundingPairs": [
+        ["{", "}"],
+        ["[", "]"],
+        ["(", ")"],
+        ["\"", "\""],
+        ["'", "'"]
+    ]
 }

utils/vscode/package.json

@@ -2,7 +2,7 @@
   "name": "carbon-lang",
   "displayName": "carbon-lang",
   "description": "Carbon Language support",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "repository": {
     "url": "https://github.com/carbon-language/carbon-lang"
   },
@@ -18,7 +18,9 @@
     "languages": [
       {
         "id": "carbon",
-        "aliases": [],
+        "aliases": [
+          "Carbon"
+        ],
         "extensions": [
           ".carbon"
         ],
@@ -29,7 +31,7 @@
       {
         "language": "carbon",
         "scopeName": "source.carbon",
-        "path": "Carbon.plist"
+        "path": "./syntaxes/carbon.tmLanguage.json"
       }
     ]
   },

utils/vscode/syntaxes/carbon.tmLanguage.json

@@ -0,0 +1,178 @@
+{
+	"$schema": "https://raw.githubusercontent.com/martinring/tmlanguage/master/tmlanguage.json",
+	"name": "carbon",
+	"patterns": [
+		{
+			"include": "#comments"
+		},
+		{
+			"include": "#operators"
+		},
+		{
+			"include": "#strings"
+		},
+		{
+			"include": "#numbers"
+		},
+		{
+			"include": "#reserved-words"
+		},
+		{
+			"include": "#operator-dedicated-keywords-statements"
+		},
+		{
+			"include": "#ctrl-statements"
+		},
+		{
+			"include": "#special-keywords"
+		},
+		{
+			"include": "#true-false"
+		},
+		{
+			"include": "#functions"
+		},
+		{
+			"include": "#customs"
+		}
+	],
+	"repository": {
+		"operators": {
+			"patterns": [
+				{
+					"name": "keyword.operator.new.carbon",
+					"match": "\\b(\\+|-|\\*|/|!)\\b"
+				}
+			]
+		},
+		"comments": {
+			"patterns": [
+				{
+					"name": "comment.line.double-dash.carbon",
+					"begin": "//",
+					"end": "\n"
+				}
+			]
+		},
+		"strings": {
+			"patterns": [
+				{
+					"name": "string.quoted.single.carbon",
+					"begin": "'",
+					"end": "'"
+				},
+				{
+					"name": "string.quoted.double.carbon",
+					"begin": "\"",
+					"end": "\""
+				},
+				{
+					"name": "string.quoted.triple.carbon",
+					"begin": "\"\"\"",
+					"end": "\"\"\""
+				}
+			]
+		},
+		"special-keywords": {
+			"patterns": [
+				{
+					"name": "keyword.control.less.carbon",
+					"match": "\\b(break|case|continue|default|else|if|for|match|return|returned|then|while)\\b"
+				}
+			]
+		},
+		"operator-dedicated-keywords-statements": {
+			"patterns": [
+				{
+					"name": "keyword.carbon",
+					"match": "\\b(abstract|adapt|addr|alias|and|api|as|auto|base|choice|class|constraint|destructor|extend|final|fn|forall|friend|impl|impls|import|in|interface|let|library|like|namespace|not|observe|or|override|package|partial|private|protected|require|Self|template|type|var|virtual|where|_)\\b"
+				}
+			]
+		},
+		"reserved-words": {
+			"patterns": [
+				{
+					"name": "support.type.carbon",
+					"match": "\\b(As|bool|Carbon\\.Int|Carbon\\.UInt|f16|f32|f64|f128|i8|i16|i32|i64|i128|i256|Slice|String|StringView|type|u8|u16|u32|u64|u128|u256)\\b"
+				}
+			]
+		},
+		"true-false": {
+			"patterns": [
+				{
+					"name": "keyword.operator.new.carbon",
+					"match": "\\b(true|false)\\b"
+				}
+			]
+		},
+		"functions": {
+			"patterns": [
+				{
+					"name": "support.function.carbon",
+					"match": "\\b[a-zA-Z]+\\s*\\("
+				}
+			]
+		},
+		"customs": {
+			"patterns": [
+				{
+					"name": "support.class.carbon",
+					"match": "(?<=\\bpackage\\s)\\w+"
+				},
+				{
+					"name": "support.variable.carbon",
+					"match": "(?<=\\s*\\.)\\w+"
+				},
+				{
+					"name": "support.variable.carbon",
+					"match": "(?<=\\bas\\s)\\w+"
+				},
+				{
+					"name": "support.variable.carbon",
+					"match": "\\w+(?=\\s*:)"
+				},
+				{
+					"name": "support.variable.carbon",
+					"match": "(?<=\\blet\\s)\\w+"
+				},
+				{
+					"name": "support.variable.carbon",
+					"match": "(?<=\\bvar\\s)\\w+"
+				},
+				{
+					"name": "support.function.carbon",
+					"match": "(?<=\\bfn\\s)\\w+"
+				},
+				{
+					"name": "support.other.carbon",
+					"match": "(?<=\\bimpl\\s)\\w+"
+				},
+				{
+					"name": "support.type.property-name.carbon",
+					"match": "(?<=\\bimport\\s)\\w+"
+				},
+				{
+					"name": "support.class.carbon",
+					"match": "(?<=\\bclass\\s)\\w+"
+				}
+			]
+		},
+		"numbers": {
+			"patterns": [
+				{
+					"name": "constant.numeric.carbon",
+					"match": "\\b\\d+\\b"
+				},
+				{
+					"name": "constant.numeric.carbon",
+					"match": "\\b\\d+\\.\\d+\\b"
+				},
+				{
+					"name": "constant.numeric.carbon",
+					"match": "\\b\\d{1,3}(?:_\\d{3})*\\b"
+				}
+			]
+		}
+	},
+	"scopeName": "source.carbon"
+}