[html] add razor

extensions/html/server/src/service/parser/razorTags.ts

@@ -0,0 +1,39 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import {IHTMLTagProvider} from './htmlTags';
+
+
+export function getRazorTagProvider() : IHTMLTagProvider {
+	var customTags : { [tag:string]: string[]} = {
+		a: ['asp-action', 'asp-controller', 'asp-fragment', 'asp-host', 'asp-protocol', 'asp-route'],
+		div: ['asp-validation-summary'],
+		form: ['asp-action', 'asp-controller', 'asp-anti-forgery'],
+		input: ['asp-for', 'asp-format'],
+		label: ['asp-for'],
+		select: ['asp-for', 'asp-items'],
+		span: ['asp-validation-for']
+	};
+
+	return {
+		getId: () => 'razor',
+		isApplicable: (languageId) => languageId === 'razor',
+		collectTags: (collector: (tag: string) => void) => {
+			// no extra tags
+		},
+		collectAttributes: (tag: string, collector: (attribute: string, type: string) => void) => {
+			if (tag) {
+				var attributes = customTags[tag];
+				if (attributes) {
+					attributes.forEach(a => collector(a, null));
+				}
+			}
+		},
+		collectValues: (tag: string, attribute: string, collector: (value: string) => void) => {
+			// no values
+		}
+	};
+}

extensions/html/server/src/service/services/htmlCompletion.ts

@@ -8,12 +8,14 @@ import { TextDocument, Position, CompletionList, CompletionItemKind, Range } fro
 import { HTMLDocument } from '../parser/htmlParser';
 import { TokenType, createScanner, ScannerState } from '../parser/htmlScanner';
 import { getHTML5TagProvider, getAngularTagProvider, getIonicTagProvider } from '../parser/htmlTags';
+import { getRazorTagProvider } from '../parser/razorTags';
 import { CompletionConfiguration } from '../htmlLanguageService';
 
 let allTagProviders = [
 	getHTML5TagProvider(),
 	getAngularTagProvider(),
-	getIonicTagProvider()
+	getIonicTagProvider(),
+	getRazorTagProvider()
 ];
 
 export function doComplete(document: TextDocument, position: Position, doc: HTMLDocument, settings?: CompletionConfiguration): CompletionList {