Add YAML-TextMate language

Author: RedCMD

language-configurations/yaml.language-configuration.json

@@ -0,0 +1,43 @@
+{
+	"comments": {
+		// symbol used for single line comment. Remove this entry if your language does not support line comments
+		"lineComment": "#",
+		// symbols used for start and end a block comment. Remove this entry if your language does not support block comments
+		// "blockComment": [ "#", "" ]
+	},
+	// symbols used as brackets
+	"brackets": [
+		["{", "}"],
+		["[", "]"],
+		["!<", ">"]
+	],
+	// symbols that are auto closed when typing
+	"autoClosingPairs": [
+		["{", "}"],
+		["[", "]"],
+		["!<", ">"],
+		["\"", "\""],
+		["'", "'"]
+	],
+	"autoCloseBefore": ":,}] \r\n\t",
+	// symbols that can be used to surround a selection
+	"surroundingPairs": [
+		["{", "}"],
+		["[", "]"],
+		["\"", "\""],
+		["'", "'"]
+	],
+	// symbols that are colourized
+	"colorizedBracketPairs": [
+		["{", "}"],
+		["[", "]"]
+	],
+	// markers that can be folded
+	"folding": {
+		"offSide": true,
+		"markers": {
+			"start": "^[ \t]*#[ \t]*region\\b|^---[ \t]*(#.*)?$",
+			"end": "^[ \t]*#[ \t]*endregion\\b|^\\.{3}[ \t]*(#.*)?$"
+		}
+	}
+}

package.json

@@ -89,6 +89,22 @@
 					"light": "assets/TextMate-file-icon.svg"
 				}
 			},
+			{
+				"id": "yaml-textmate",
+				"aliases": [
+					"YAML TextMate"
+				],
+				"extensions": [
+					".tmLanguage.yaml",
+					".tmLanguage.yml",
+					".YAML-tmLanguage"
+				],
+				"configuration": "./language-configurations/yaml.language-configuration.json",
+				"icon": {
+					"dark": "assets/TextMate-file-icon.svg",
+					"light": "assets/TextMate-file-icon.svg"
+				}
+			},
 			{
 				"id": "textmate-scopes",
 				"aliases": [
@@ -126,6 +142,24 @@
 				"scopeName": "source.json.textmate.regexp",
 				"path": "./syntaxes/regex.tmLanguage.json"
 			},
+			{
+				"language": "yaml-textmate",
+				"scopeName": "source.yaml.textmate",
+				"path": "./syntaxes/yaml.tmLanguage.json",
+				"embeddedLanguages": {
+					"meta.embedded.json.textmate.regexp": "json-textmate-regex",
+					"meta.embedded.yaml.textmate.regexp": "json-textmate-regex"
+				},
+				"unbalancedBracketScopes": [
+					"invalid.illegal",
+					"storage.type.tag.shorthand.yaml",
+					"keyword.control.flow"
+				]
+			},
+			{
+				"scopeName": "source.yaml.textmate.regexp",
+				"path": "./syntaxes/yaml-regex.tmLanguage.json"
+			},
 			{
 				"language": "textmate-scopes",
 				"scopeName": "source.textmate.scopes",
@@ -215,6 +249,11 @@
 				"languageId": "json-textmate"
 			}
 		],
+		"yamlLanguageParticipants": [
+			{
+				"languageId": "yaml-textmate"
+			}
+		],
 		"jsonValidation": [
 			{
 				"fileMatch": [
@@ -225,6 +264,17 @@
 				"url": "./vscode.tmLanguage.schema.json"
 			}
 		],
+		"yamlValidation": [
+			{
+				"fileMatch": [
+					"*.tmLanguage.yaml",
+					"*.tmLanguage.yml",
+					"*.YAML-tmLanguage",
+					"*.yaml-tmLanguage"
+				],
+				"url": "./vscode.tmLanguage.schema.json"
+			}
+		],
 		"viewsContainers": {
 			"activitybar": [
 				{

src/extension.ts

@@ -65,8 +65,14 @@ export async function activate(context: vscode.ExtensionContext) {
 		// vscode.languages.registerDocumentSemanticTokensProvider(DocumentSelector, DocumentSemanticTokensProvider, SemanticTokensLegend), // Context aware syntax highlighting
 		// vscode.languages.registerDocumentRangeSemanticTokensProvider(DocumentSelector, DocumentRangeSemanticTokensProvider, SemanticTokensLegend), // Context aware syntax highlighting
 		vscode.languages.registerDocumentRangeFormattingEditProvider(DocumentSelector, DocumentRangeFormattingEditProvider), // right-click => Format Selection
+
+		vscode.workspace.onDidOpenTextDocument(activateRedHatExtension), // Activates YAML language features on yaml-textmate files
 	);
 
+	for (const editor of vscode.window.visibleTextEditors) {
+		activateRedHatExtension(editor.document);
+	}
+
 	// vscode.window.showInformationMessage(`Extension ${(performance.now() - start).toFixed(3)}ms`);
 }
 
@@ -79,6 +85,17 @@ export function deactivate() {
 }
 
 
+function activateRedHatExtension(document: vscode.TextDocument) {
+	if (vscode.languages.match({ language: 'yaml-textmate' }, document)) {
+		const extensionRedHat = vscode.extensions.getExtension("redhat.vscode-yaml");
+		if (extensionRedHat) {
+			if (!extensionRedHat.isActive) {
+				extensionRedHat.activate();
+			}
+		}
+	}
+}
+
 export function sleep(milliseconds: number) {
 	return new Promise(resolve => setTimeout(resolve, milliseconds));
 }

syntaxes/regex.tmLanguage.json

@@ -380,7 +380,7 @@
 					"name": "capture-group-modify-whole",
 					"patterns": [
 						{
-							"begin": "\\G",
+							"begin": "(?<=\\?)\\G",
 							"end": "(?=[):\"])",
 							"patterns": [
 								{
@@ -435,7 +435,7 @@
 					"name": "capture-group-modify",
 					"patterns": [
 						{
-							"begin": "\\G",
+							"begin": "(?<=\\?)\\G",
 							"end": "(:)|(\\))",
 							"endCaptures": {
 								"1": { "name": "support.function.tm" },
@@ -467,7 +467,7 @@
 					"name": "capture-group-modify-extended",
 					"patterns": [
 						{
-							"begin": "\\G",
+							"begin": "(?<=\\?)\\G",
 							"end": "(:)|(\\))|(?=\")",
 							"endCaptures": {
 								"1": { "name": "support.function.tm" },