vscode: add keywords, strings, comments, and selector labels to ivy grammar

ivy.vscode/ivy/ivy.tmLanguage.json

@@ -2,21 +2,84 @@
 	"$schema": "https://raw.githubusercontent.com/martinring/tmlanguage/master/tmlanguage.json",
 	"name": "Ivy",
 	"patterns": [
+		{
+			"include": "#comment"
+		},
+		{
+			"include": "#const"
+		},
+		{
+			"include": "#ident"
+		},
 		{
 			"include": "#keywords"
 		},
 		{
 			"include": "#strings"
+		},
+		{
+			"include": "#class"
 		}
 	],
 	"repository": {
+		"ident": {
+			"patterns": [
+				{
+					"name": "variable.parameter.ivy",
+					"match": "\\b[a-z]([A-Za-z0-9_]+):\\b"
+				},
+				{
+					"name": "entity.name.type.ivy",
+					"match": "\\[A-Z]{1,2}([a-z0-9]+[A-Z]{0,2})*\\b"
+				}
+			]
+		},
+		"const": {
+			"patterns": [
+				{
+					"name": "constant.numeric.ivy",
+					"match": "[\\b\\s]#[a-z0-9]*[\\b\\s]"
+				}
+			]
+		},
 		"keywords": {
-			"patterns": [{
+			"patterns": [
+				{
 					"name": "keyword.control.ivy",
-				"match": "\\b(if|while|for|return)\\b"
+					"match": "\\b(for|while|break|continue|if|elif|else|unless|match)[^:]\\b"
-			}]
+				},
+				{
+					"name": "keyword.control.ivy",
+					"match": "\\b(for|while|break|continue|if|elif|else|unless|match)[^:]\\b"
+				},
+				{
+					"name": "storage.type.ivy",
+					"match": "\\b(class|protocol)[^:]\\b"
+				},
+				{
+					"name": "keyword.other.ivy",
+					"match": "\\b(package|use|in)[^:]\\b"
+				},
+				{
+					"name": "keyword.other.ivy",
+					"match": "\\b(package|use|in)[^:]\\b"
+				}
+			]
 		},
 		"strings": {
+			"patterns": [
+				{
+					"name": "string.quoted.single.ivy",
+					"begin": "'",
+					"end": "'",
+					"patterns": [
+						{
+							"name": "constant.character.escape.ivy",
+							"match": "\\\\."
+						}
+					]
+				},
+				{
 					"name": "string.quoted.double.ivy",
 					"begin": "\"",
 					"end": "\"",
@@ -27,6 +90,30 @@
 						}
 					]
 				}
+			]
+		},
+		"comment": {
+			"patterns": [
+				{
+					"name": "comment.block.ivy",
+					"begin": "/\\*",
+					"end": "\\*/"
+				},
+				{
+					"name": "comment.line",
+					"begin": "--",
+					"end": "\\n"
+				}
+			]
+		},
+		"class": {
+			"patterns": [
+				{
+					"name": "entity.name.function.ivy",
+					"match": "\\b(?<=- )[a-z][A-Za-z0-9_]*"
+				}
+			]
+		}
 	},
 	"scopeName": "source.ivy"
 }