diff --git a/package.json b/package.json
index bf40ae9..1b079aa 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "css",
     "template",
     "polymer",
-    "lit-html"
+    "wkit"
   ],
   "repository": {
     "type": "git",
@@ -24,8 +24,7 @@
     "vscode": "^1.22.0"
   },
   "scripts": {
-    "start": "npx tsc --watch -p .",
-    "build": "npx tsc -p ."
+    "build": "node build.js"
   },
   "categories": [
     "Programming Languages"
@@ -111,12 +110,6 @@
       }
     ]
   },
-  "devDependencies": {
-    "@types/node": "^18.14.5",
-    "@types/vscode": "^1.22.0",
-    "typescript": "^4.9.5",
-    "vscode-languageserver-types": "^3.6.0"
-  },
   "dependencies": {
     "vscode-css-languageservice": "^3.0.7",
     "vscode-emmet-helper": "^1.2.0",
diff --git a/src/cache.js b/src/cache.js
index 4be1d71..b16f5a9 100644
--- a/src/cache.js
+++ b/src/cache.js
@@ -1,26 +1,28 @@
 // Code from https://github.com/Microsoft/typescript-styled-plugin/blob/master/src/styled-template-language-service.ts
 export class CompletionsCache {
-    _cachedCompletionsFile;
-    _cachedCompletionsPosition;
-    _cachedCompletionsContent;
-    _completions;
-    equalPositions(left, right) {
-        return left.line === right.line && left.character === right.character;
-    }
-    getCached(context, position) {
-        if (this._completions &&
-            context.fileName === this._cachedCompletionsFile &&
-            this._cachedCompletionsPosition &&
-            this.equalPositions(position, this._cachedCompletionsPosition) &&
-            context.getText() === this._cachedCompletionsContent) {
-            return this._completions;
-        }
-        return undefined;
-    }
-    updateCached(context, position, completions) {
-        this._cachedCompletionsFile = context.fileName;
-        this._cachedCompletionsPosition = position;
-        this._cachedCompletionsContent = context.getText();
-        this._completions = completions;
+  _cachedCompletionsFile
+  _cachedCompletionsPosition
+  _cachedCompletionsContent
+  _completions
+  equalPositions(left, right) {
+    return left.line === right.line && left.character === right.character
+  }
+  getCached(context, position) {
+    if (
+      this._completions &&
+      context.fileName === this._cachedCompletionsFile &&
+      this._cachedCompletionsPosition &&
+      this.equalPositions(position, this._cachedCompletionsPosition) &&
+      context.getText() === this._cachedCompletionsContent
+    ) {
+      return this._completions
     }
+    return undefined
+  }
+  updateCached(context, position, completions) {
+    this._cachedCompletionsFile = context.fileName
+    this._cachedCompletionsPosition = position
+    this._cachedCompletionsContent = context.getText()
+    this._completions = completions
+  }
 }
diff --git a/src/main.js b/src/main.js
index 086cc7c..7b5863c 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,19 +1,84 @@
-import { languages as Languages } from 'vscode';
-import { HTMLCompletionItemProvider } from './providers/html';
-import { CSSCompletionItemProvider, HTMLStyleCompletionItemProvider } from './providers/css';
-import { HTMLHoverProvider, CSSHoverProvider } from './providers/hover';
-import { CodeFormatterProvider } from './providers/formatting';
+import { languages as Languages } from 'vscode'
+import { HTMLCompletionItemProvider } from './providers/html.js'
+import {
+  CSSCompletionItemProvider,
+  HTMLStyleCompletionItemProvider
+} from './providers/css.js'
+import { HTMLHoverProvider, CSSHoverProvider } from './providers/hover.js'
+import { CodeFormatterProvider } from './providers/formatting.js'
 const selector = [
-    'typescriptreact',
-    'javascriptreact',
-    'typescript',
-    'javascript'
-];
+  'typescriptreact',
+  'javascriptreact',
+  'typescript',
+  'javascript'
+]
+
 export function activate(Context) {
-    new CodeFormatterProvider();
-    Languages.registerCompletionItemProvider(selector, new HTMLCompletionItemProvider(), '<', '!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9');
-    Languages.registerHoverProvider(selector, new HTMLHoverProvider());
-    Languages.registerCompletionItemProvider(selector, new HTMLStyleCompletionItemProvider(), '!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9');
-    Languages.registerHoverProvider(selector, new CSSHoverProvider());
-    Languages.registerCompletionItemProvider(selector, new CSSCompletionItemProvider(), '!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9');
+  new CodeFormatterProvider()
+  Languages.registerCompletionItemProvider(
+    selector,
+    new HTMLCompletionItemProvider(),
+    '<',
+    '!',
+    '.',
+    '}',
+    ':',
+    '*',
+    '$',
+    ']',
+    '0',
+    '1',
+    '2',
+    '3',
+    '4',
+    '5',
+    '6',
+    '7',
+    '8',
+    '9'
+  )
+  Languages.registerHoverProvider(selector, new HTMLHoverProvider())
+  Languages.registerCompletionItemProvider(
+    selector,
+    new HTMLStyleCompletionItemProvider(),
+    '!',
+    '.',
+    '}',
+    ':',
+    '*',
+    '$',
+    ']',
+    '0',
+    '1',
+    '2',
+    '3',
+    '4',
+    '5',
+    '6',
+    '7',
+    '8',
+    '9'
+  )
+  Languages.registerHoverProvider(selector, new CSSHoverProvider())
+  Languages.registerCompletionItemProvider(
+    selector,
+    new CSSCompletionItemProvider(),
+    '!',
+    '.',
+    '}',
+    ':',
+    '*',
+    '$',
+    ']',
+    '0',
+    '1',
+    '2',
+    '3',
+    '4',
+    '5',
+    '6',
+    '7',
+    '8',
+    '9'
+  )
 }
diff --git a/src/providers/css.js b/src/providers/css.js
index edd74b4..f40585f 100644
--- a/src/providers/css.js
+++ b/src/providers/css.js
@@ -1,122 +1,150 @@
-import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice';
-import { getSCSSLanguageService as GetSCSSLanguageService } from 'vscode-css-languageservice';
-import * as emmet from 'vscode-emmet-helper';
-import { GetEmmetConfiguration, MatchOffset, CreateVirtualDocument, GetLanguageRegions, GetRegionAtOffset, TranslateCompletionItems } from '../util';
-import { CompletionsCache } from '../cache';
+import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice'
+import { getSCSSLanguageService as GetSCSSLanguageService } from 'vscode-css-languageservice'
+import * as emmet from 'vscode-emmet-helper'
+import {
+  GetEmmetConfiguration,
+  MatchOffset,
+  CreateVirtualDocument,
+  GetLanguageRegions,
+  GetRegionAtOffset,
+  TranslateCompletionItems
+} from '../util.js'
+import { CompletionsCache } from '../cache.js'
+
 export class HTMLStyleCompletionItemProvider {
-    _cssLanguageService = GetSCSSLanguageService();
-    _HTMLanguageService = GetHTMLanguageService();
-    _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g;
-    _cache = new CompletionsCache();
-    provideCompletionItems(document, position, _token) {
-        const cached = this._cache.getCached(document, position);
-        if (cached) {
-            return cached;
-        }
-        const currentLine = document.lineAt(position.line);
-        const empty = {
-            isIncomplete: false,
-            items: []
-        };
-        if (currentLine.isEmptyOrWhitespace) {
-            return empty;
-        }
-        const currentLineText = currentLine.text.trim();
-        const currentOffset = document.offsetAt(position);
-        const documentText = document.getText();
-        const match = MatchOffset(this._expression, documentText, currentOffset);
-        if (!match) {
-            return empty;
-        }
-        // tslint:disable-next-line:no-magic-numbers
-        const matchContent = match[2];
-        const matchStartOffset = match.index + match[1].length;
-        const matchEndOffset = match.index + match[0].length;
-        const regions = GetLanguageRegions(this._HTMLanguageService, matchContent);
-        if (regions.length <= 0) {
-            return empty;
-        }
-        const region = GetRegionAtOffset(regions, currentOffset - matchStartOffset);
-        if (!region) {
-            return empty;
-        }
-        const virtualOffset = currentOffset - (matchStartOffset + region.start);
-        const virtualDocument = CreateVirtualDocument('css', region.content);
-        const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument);
-        const emmetResults = {
-            isIncomplete: true,
-            items: []
-        };
-        this._cssLanguageService.setCompletionParticipants([
-            emmet.getEmmetCompletionParticipants(virtualDocument, virtualDocument.positionAt(virtualOffset), 'css', GetEmmetConfiguration(), emmetResults)
-        ]);
-        const completions = this._cssLanguageService.doComplete(virtualDocument, virtualDocument.positionAt(virtualOffset), stylesheet);
-        if (emmetResults.items.length) {
-            completions.items.push(...emmetResults.items);
-            completions.isIncomplete = true;
-        }
-        this._cache.updateCached(document, position, completions);
-        return {
-            isIncomplete: completions.isIncomplete,
-            items: TranslateCompletionItems(completions.items, currentLine)
-        };
+  _cssLanguageService = GetSCSSLanguageService()
+  _HTMLanguageService = GetHTMLanguageService()
+  _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g
+  _cache = new CompletionsCache()
+  provideCompletionItems(document, position, _token) {
+    const cached = this._cache.getCached(document, position)
+    if (cached) {
+      return cached
     }
-    resolveCompletionItem(item, _token) {
-        return item;
+    const currentLine = document.lineAt(position.line)
+    const empty = {
+      isIncomplete: false,
+      items: []
     }
+    if (currentLine.isEmptyOrWhitespace) {
+      return empty
+    }
+    const currentLineText = currentLine.text.trim()
+    const currentOffset = document.offsetAt(position)
+    const documentText = document.getText()
+    const match = MatchOffset(this._expression, documentText, currentOffset)
+    if (!match) {
+      return empty
+    }
+    // tslint:disable-next-line:no-magic-numbers
+    const matchContent = match[2]
+    const matchStartOffset = match.index + match[1].length
+    const matchEndOffset = match.index + match[0].length
+    const regions = GetLanguageRegions(this._HTMLanguageService, matchContent)
+    if (regions.length <= 0) {
+      return empty
+    }
+    const region = GetRegionAtOffset(regions, currentOffset - matchStartOffset)
+    if (!region) {
+      return empty
+    }
+    const virtualOffset = currentOffset - (matchStartOffset + region.start)
+    const virtualDocument = CreateVirtualDocument('css', region.content)
+    const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument)
+    const emmetResults = {
+      isIncomplete: true,
+      items: []
+    }
+    this._cssLanguageService.setCompletionParticipants([
+      emmet.getEmmetCompletionParticipants(
+        virtualDocument,
+        virtualDocument.positionAt(virtualOffset),
+        'css',
+        GetEmmetConfiguration(),
+        emmetResults
+      )
+    ])
+    const completions = this._cssLanguageService.doComplete(
+      virtualDocument,
+      virtualDocument.positionAt(virtualOffset),
+      stylesheet
+    )
+    if (emmetResults.items.length) {
+      completions.items.push(...emmetResults.items)
+      completions.isIncomplete = true
+    }
+    this._cache.updateCached(document, position, completions)
+    return {
+      isIncomplete: completions.isIncomplete,
+      items: TranslateCompletionItems(completions.items, currentLine)
+    }
+  }
+  resolveCompletionItem(item, _token) {
+    return item
+  }
 }
 export class CSSCompletionItemProvider {
-    _CSSLanguageService = GetSCSSLanguageService();
-    _expression = /(\/\*\s*(css|less|scss|sass)\s*\*\/\s*`|css\s*`)([^`]*)(`)/g;
-    _cache = new CompletionsCache();
-    provideCompletionItems(document, position, _token) {
-        const cached = this._cache.getCached(document, position);
-        if (cached) {
-            return cached;
-        }
-        const currentLine = document.lineAt(position.line);
-        const empty = {
-            isIncomplete: false,
-            items: []
-        };
-        if (currentLine.isEmptyOrWhitespace) {
-            return empty;
-        }
-        const currentLineText = currentLine.text.trim();
-        const currentOffset = document.offsetAt(position);
-        const documentText = document.getText();
-        const match = MatchOffset(this._expression, documentText, currentOffset);
-        if (!match) {
-            return empty;
-        }
-        const dialect = match[2];
-        // tslint:disable-next-line:no-magic-numbers
-        const matchContent = match[3];
-        const matchStartOffset = match.index + match[1].length;
-        const matchEndOffset = match.index + match[0].length;
-        const matchPosition = document.positionAt(matchStartOffset);
-        const virtualOffset = currentOffset - matchStartOffset;
-        const virtualDocument = CreateVirtualDocument(dialect, matchContent);
-        const vCss = this._CSSLanguageService.parseStylesheet(virtualDocument);
-        const emmetResults = {
-            isIncomplete: true,
-            items: []
-        };
-        this._CSSLanguageService.setCompletionParticipants([
-            emmet.getEmmetCompletionParticipants(virtualDocument, virtualDocument.positionAt(virtualOffset), dialect, GetEmmetConfiguration(), emmetResults)
-        ]);
-        const completions = this._CSSLanguageService.doComplete(virtualDocument, virtualDocument.positionAt(virtualOffset), vCss);
-        if (emmetResults.items.length) {
-            completions.items.push(...emmetResults.items);
-            completions.isIncomplete = true;
-        }
-        this._cache.updateCached(document, position, completions);
-        return {
-            isIncomplete: completions.isIncomplete,
-            items: TranslateCompletionItems(completions.items, currentLine)
-        };
+  _CSSLanguageService = GetSCSSLanguageService()
+  _expression = /(\/\*\s*(css|less|scss|sass)\s*\*\/\s*`|css\s*`)([^`]*)(`)/g
+  _cache = new CompletionsCache()
+  provideCompletionItems(document, position, _token) {
+    const cached = this._cache.getCached(document, position)
+    if (cached) {
+      return cached
     }
-    resolveCompletionItem(item, _token) {
-        return item;
+    const currentLine = document.lineAt(position.line)
+    const empty = {
+      isIncomplete: false,
+      items: []
     }
+    if (currentLine.isEmptyOrWhitespace) {
+      return empty
+    }
+    const currentLineText = currentLine.text.trim()
+    const currentOffset = document.offsetAt(position)
+    const documentText = document.getText()
+    const match = MatchOffset(this._expression, documentText, currentOffset)
+    if (!match) {
+      return empty
+    }
+    const dialect = match[2]
+    // tslint:disable-next-line:no-magic-numbers
+    const matchContent = match[3]
+    const matchStartOffset = match.index + match[1].length
+    const matchEndOffset = match.index + match[0].length
+    const matchPosition = document.positionAt(matchStartOffset)
+    const virtualOffset = currentOffset - matchStartOffset
+    const virtualDocument = CreateVirtualDocument(dialect, matchContent)
+    const vCss = this._CSSLanguageService.parseStylesheet(virtualDocument)
+    const emmetResults = {
+      isIncomplete: true,
+      items: []
+    }
+    this._CSSLanguageService.setCompletionParticipants([
+      emmet.getEmmetCompletionParticipants(
+        virtualDocument,
+        virtualDocument.positionAt(virtualOffset),
+        dialect,
+        GetEmmetConfiguration(),
+        emmetResults
+      )
+    ])
+    const completions = this._CSSLanguageService.doComplete(
+      virtualDocument,
+      virtualDocument.positionAt(virtualOffset),
+      vCss
+    )
+    if (emmetResults.items.length) {
+      completions.items.push(...emmetResults.items)
+      completions.isIncomplete = true
+    }
+    this._cache.updateCached(document, position, completions)
+    return {
+      isIncomplete: completions.isIncomplete,
+      items: TranslateCompletionItems(completions.items, currentLine)
+    }
+  }
+  resolveCompletionItem(item, _token) {
+    return item
+  }
 }
diff --git a/src/providers/formatting.js b/src/providers/formatting.js
index fed3081..ee8a5ce 100644
--- a/src/providers/formatting.js
+++ b/src/providers/formatting.js
@@ -1,40 +1,59 @@
-import { Range, WorkspaceEdit, workspace as Workspace, commands as Commands } from 'vscode';
-import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice';
-import { CreateVirtualDocument, TranslateHTMLTextEdits, Match } from '../util';
+import {
+  Range,
+  WorkspaceEdit,
+  workspace as Workspace,
+  commands as Commands
+} from 'vscode'
+import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice'
+import {
+  CreateVirtualDocument,
+  TranslateHTMLTextEdits,
+  Match
+} from '../util.js'
+
 export class CodeFormatterProvider {
-    _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g;
-    document;
-    constructor() {
-        Commands.registerTextEditorCommand('editor.action.formatInlineHtml', this.format, this);
-    }
-    format(textEditor) {
-        this.document = textEditor.document;
-        var documentText = this.document.getText();
-        var match = Match(this._expression, documentText);
-        if (!match) {
-            return [];
-        }
-        // TODO - Refactor, This have been used multiple times thourgh out the
-        // TODO - extension.
-        var matchStartOffset = match.index + match[1].length;
-        var matchEndOffset = match.index + (match[2].length + match[3].length + 1);
-        var matchStartPosition = this.document.positionAt(matchStartOffset);
-        var matchEndPosition = this.document.positionAt(matchEndOffset);
-        var text = this.document.getText(new Range(matchStartPosition, matchEndPosition));
-        var vHTML = CreateVirtualDocument('html', text);
-        // TODO - Expose Formatting Options
-        const edits = TranslateHTMLTextEdits(GetHTMLanguageService().format(vHTML, null, {
-            indentInnerHtml: false,
-            preserveNewLines: true,
-            tabSize: textEditor.options.tabSize,
-            insertSpaces: textEditor.options.insertSpaces,
-            endWithNewline: true
-        }), matchStartPosition.line + 1);
-        Workspace.applyEdit(this.composeEdits(this.document.uri, edits));
-    }
-    composeEdits(uri, edits) {
-        var ws = new WorkspaceEdit();
-        ws.set(uri, edits);
-        return ws;
+  _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g
+  document
+  constructor() {
+    Commands.registerTextEditorCommand(
+      'editor.action.formatInlineHtml',
+      this.format,
+      this
+    )
+  }
+  format(textEditor) {
+    this.document = textEditor.document
+    var documentText = this.document.getText()
+    var match = Match(this._expression, documentText)
+    if (!match) {
+      return []
     }
+    // TODO - Refactor, This have been used multiple times thourgh out the
+    // TODO - extension.
+    var matchStartOffset = match.index + match[1].length
+    var matchEndOffset = match.index + (match[2].length + match[3].length + 1)
+    var matchStartPosition = this.document.positionAt(matchStartOffset)
+    var matchEndPosition = this.document.positionAt(matchEndOffset)
+    var text = this.document.getText(
+      new Range(matchStartPosition, matchEndPosition)
+    )
+    var vHTML = CreateVirtualDocument('html', text)
+    // TODO - Expose Formatting Options
+    const edits = TranslateHTMLTextEdits(
+      GetHTMLanguageService().format(vHTML, null, {
+        indentInnerHtml: false,
+        preserveNewLines: true,
+        tabSize: textEditor.options.tabSize,
+        insertSpaces: textEditor.options.insertSpaces,
+        endWithNewline: true
+      }),
+      matchStartPosition.line + 1
+    )
+    Workspace.applyEdit(this.composeEdits(this.document.uri, edits))
+  }
+  composeEdits(uri, edits) {
+    var ws = new WorkspaceEdit()
+    ws.set(uri, edits)
+    return ws
+  }
 }
diff --git a/src/providers/hover.js b/src/providers/hover.js
index 1bef9d1..471e774 100644
--- a/src/providers/hover.js
+++ b/src/providers/hover.js
@@ -1,49 +1,63 @@
-import { getLanguageService as GetHtmlLanguageService } from 'vscode-html-languageservice';
-import { getCSSLanguageService as GetCssLanguageService } from 'vscode-css-languageservice';
-import { CreateVirtualDocument, MatchOffset } from '../util';
+import { getLanguageService as GetHtmlLanguageService } from 'vscode-html-languageservice'
+import { getCSSLanguageService as GetCssLanguageService } from 'vscode-css-languageservice'
+import { CreateVirtualDocument, MatchOffset } from '../util.js'
+
 export class HTMLHoverProvider {
-    _htmlLanguageService = GetHtmlLanguageService();
-    _cssLanguageService = GetCssLanguageService();
-    // private _expression = /(html\s*`)([^`]*)(`)/g
-    _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g;
-    provideHover(document, position, token) {
-        const currentOffset = document.offsetAt(position);
-        const documentText = document.getText();
-        const match = MatchOffset(this._expression, documentText, currentOffset);
-        if (!match) {
-            return null;
-        }
-        // tslint:disable-next-line:no-magic-numbers
-        const matchContent = match[2];
-        const matchStartOffset = match.index + match[1].length;
-        const virtualOffset = currentOffset - matchStartOffset;
-        const virtualDocument = CreateVirtualDocument('html', matchContent);
-        const html = this._htmlLanguageService.parseHTMLDocument(virtualDocument);
-        const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument);
-        const hover = this._htmlLanguageService.doHover(virtualDocument, virtualDocument.positionAt(virtualOffset), html) ||
-            this._cssLanguageService.doHover(virtualDocument, virtualDocument.positionAt(virtualOffset), stylesheet);
-        return hover;
+  _htmlLanguageService = GetHtmlLanguageService()
+  _cssLanguageService = GetCssLanguageService()
+  // private _expression = /(html\s*`)([^`]*)(`)/g
+  _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g
+  provideHover(document, position, token) {
+    const currentOffset = document.offsetAt(position)
+    const documentText = document.getText()
+    const match = MatchOffset(this._expression, documentText, currentOffset)
+    if (!match) {
+      return null
     }
+    // tslint:disable-next-line:no-magic-numbers
+    const matchContent = match[2]
+    const matchStartOffset = match.index + match[1].length
+    const virtualOffset = currentOffset - matchStartOffset
+    const virtualDocument = CreateVirtualDocument('html', matchContent)
+    const html = this._htmlLanguageService.parseHTMLDocument(virtualDocument)
+    const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument)
+    const hover =
+      this._htmlLanguageService.doHover(
+        virtualDocument,
+        virtualDocument.positionAt(virtualOffset),
+        html
+      ) ||
+      this._cssLanguageService.doHover(
+        virtualDocument,
+        virtualDocument.positionAt(virtualOffset),
+        stylesheet
+      )
+    return hover
+  }
 }
 export class CSSHoverProvider {
-    _htmlLanguageService = GetHtmlLanguageService();
-    _cssLanguageService = GetCssLanguageService();
-    _expression = /(\/\*\s*(css|less|scss)\s*\*\/\s*`|css\s*`)([^`]*)(`)/g;
-    provideHover(document, position, token) {
-        const currentOffset = document.offsetAt(position);
-        const documentText = document.getText();
-        const match = MatchOffset(this._expression, documentText, currentOffset);
-        if (!match) {
-            return null;
-        }
-        const dialect = match[2];
-        // tslint:disable-next-line:no-magic-numbers
-        const matchContent = match[3];
-        const matchStartOffset = match.index + match[1].length;
-        const virtualOffset = currentOffset - matchStartOffset;
-        const virtualDocument = CreateVirtualDocument(dialect, matchContent);
-        const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument);
-        const hover = this._cssLanguageService.doHover(virtualDocument, virtualDocument.positionAt(virtualOffset), stylesheet);
-        return hover;
+  _htmlLanguageService = GetHtmlLanguageService()
+  _cssLanguageService = GetCssLanguageService()
+  _expression = /(\/\*\s*(css|less|scss)\s*\*\/\s*`|css\s*`)([^`]*)(`)/g
+  provideHover(document, position, token) {
+    const currentOffset = document.offsetAt(position)
+    const documentText = document.getText()
+    const match = MatchOffset(this._expression, documentText, currentOffset)
+    if (!match) {
+      return null
     }
+    const dialect = match[2]
+    // tslint:disable-next-line:no-magic-numbers
+    const matchContent = match[3]
+    const matchStartOffset = match.index + match[1].length
+    const virtualOffset = currentOffset - matchStartOffset
+    const virtualDocument = CreateVirtualDocument(dialect, matchContent)
+    const stylesheet = this._cssLanguageService.parseStylesheet(virtualDocument)
+    const hover = this._cssLanguageService.doHover(
+      virtualDocument,
+      virtualDocument.positionAt(virtualOffset),
+      stylesheet
+    )
+    return hover
+  }
 }
diff --git a/src/providers/html.js b/src/providers/html.js
index 40b16fd..c8ce87f 100644
--- a/src/providers/html.js
+++ b/src/providers/html.js
@@ -1,59 +1,75 @@
-import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice';
-import * as emmet from 'vscode-emmet-helper';
-import { GetEmmetConfiguration, MatchOffset, CreateVirtualDocument, TranslateCompletionItems } from '../util';
-import { CompletionsCache } from '../cache';
+import { getLanguageService as GetHTMLanguageService } from 'vscode-html-languageservice'
+import * as emmet from 'vscode-emmet-helper'
+import {
+  GetEmmetConfiguration,
+  MatchOffset,
+  CreateVirtualDocument,
+  TranslateCompletionItems
+} from '../util.js'
+import { CompletionsCache } from '../cache.js'
+
 export class HTMLCompletionItemProvider {
-    _htmlLanguageService = GetHTMLanguageService();
-    _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g;
-    // private _expression = /(html\s*`)([^`]*)(`)/g
-    _cache = new CompletionsCache();
-    provideCompletionItems(document, position, token) {
-        const cached = this._cache.getCached(document, position);
-        if (cached) {
-            return cached;
-        }
-        const currentLine = document.lineAt(position.line);
-        const empty = {
-            isIncomplete: false,
-            items: []
-        };
-        if (currentLine.isEmptyOrWhitespace) {
-            return empty;
-        }
-        const currentLineText = currentLine.text.trim();
-        const currentOffset = document.offsetAt(position);
-        const documentText = document.getText();
-        const match = MatchOffset(this._expression, documentText, currentOffset);
-        if (!match) {
-            return empty;
-        }
-        // tslint:disable-next-line:no-magic-numbers
-        const matchContent = match[2];
-        const matchStartOffset = match.index + match[1].length;
-        const matchEndOffset = match.index + match[0].length;
-        const matchPosition = document.positionAt(matchStartOffset);
-        const virtualOffset = currentOffset - matchStartOffset;
-        const virtualDocument = CreateVirtualDocument('html', matchContent);
-        const vHtml = this._htmlLanguageService.parseHTMLDocument(virtualDocument);
-        const emmetResults = {
-            isIncomplete: true,
-            items: []
-        };
-        this._htmlLanguageService.setCompletionParticipants([
-            emmet.getEmmetCompletionParticipants(virtualDocument, virtualDocument.positionAt(virtualOffset), 'html', GetEmmetConfiguration(), emmetResults)
-        ]);
-        const completions = this._htmlLanguageService.doComplete(virtualDocument, virtualDocument.positionAt(virtualOffset), vHtml);
-        if (emmetResults.items.length) {
-            completions.items.push(...emmetResults.items);
-            completions.isIncomplete = true;
-        }
-        this._cache.updateCached(document, position, completions);
-        return {
-            isIncomplete: completions.isIncomplete,
-            items: TranslateCompletionItems(completions.items, currentLine, true)
-        };
+  _htmlLanguageService = GetHTMLanguageService()
+  _expression = /(\/\*\s*html\s*\*\/\s*`|html\s*`)([^`]*)(`)/g
+  // private _expression = /(html\s*`)([^`]*)(`)/g
+  _cache = new CompletionsCache()
+  provideCompletionItems(document, position, token) {
+    const cached = this._cache.getCached(document, position)
+    if (cached) {
+      return cached
     }
-    resolveCompletionItem(item, token) {
-        return item;
+    const currentLine = document.lineAt(position.line)
+    const empty = {
+      isIncomplete: false,
+      items: []
     }
+    if (currentLine.isEmptyOrWhitespace) {
+      return empty
+    }
+    const currentLineText = currentLine.text.trim()
+    const currentOffset = document.offsetAt(position)
+    const documentText = document.getText()
+    const match = MatchOffset(this._expression, documentText, currentOffset)
+    if (!match) {
+      return empty
+    }
+    // tslint:disable-next-line:no-magic-numbers
+    const matchContent = match[2]
+    const matchStartOffset = match.index + match[1].length
+    const matchEndOffset = match.index + match[0].length
+    const matchPosition = document.positionAt(matchStartOffset)
+    const virtualOffset = currentOffset - matchStartOffset
+    const virtualDocument = CreateVirtualDocument('html', matchContent)
+    const vHtml = this._htmlLanguageService.parseHTMLDocument(virtualDocument)
+    const emmetResults = {
+      isIncomplete: true,
+      items: []
+    }
+    this._htmlLanguageService.setCompletionParticipants([
+      emmet.getEmmetCompletionParticipants(
+        virtualDocument,
+        virtualDocument.positionAt(virtualOffset),
+        'html',
+        GetEmmetConfiguration(),
+        emmetResults
+      )
+    ])
+    const completions = this._htmlLanguageService.doComplete(
+      virtualDocument,
+      virtualDocument.positionAt(virtualOffset),
+      vHtml
+    )
+    if (emmetResults.items.length) {
+      completions.items.push(...emmetResults.items)
+      completions.isIncomplete = true
+    }
+    this._cache.updateCached(document, position, completions)
+    return {
+      isIncomplete: completions.isIncomplete,
+      items: TranslateCompletionItems(completions.items, currentLine, true)
+    }
+  }
+  resolveCompletionItem(item, token) {
+    return item
+  }
 }
diff --git a/src/util.js b/src/util.js
index 4a92cb9..38edc75 100644
--- a/src/util.js
+++ b/src/util.js
@@ -1,104 +1,126 @@
-import { workspace, TextEdit, Position, Range } from 'vscode';
-import { TextDocument as HTMLTextDocument, TokenType as HTMLTokenType } from 'vscode-html-languageservice';
+import { workspace, TextEdit, Position, Range } from 'vscode'
+import {
+  TextDocument as HTMLTextDocument,
+  TokenType as HTMLTokenType
+} from 'vscode-html-languageservice'
+
 export function GetEmmetConfiguration() {
-    const emmetConfig = workspace.getConfiguration('emmet');
-    return {
-        useNewEmmet: true,
-        showExpandedAbbreviation: emmetConfig.showExpandedAbbreviation,
-        showAbbreviationSuggestions: emmetConfig.showAbbreviationSuggestions,
-        syntaxProfiles: emmetConfig.syntaxProfiles,
-        variables: emmetConfig.variables
-    };
+  const emmetConfig = workspace.getConfiguration('emmet')
+  return {
+    useNewEmmet: true,
+    showExpandedAbbreviation: emmetConfig.showExpandedAbbreviation,
+    showAbbreviationSuggestions: emmetConfig.showAbbreviationSuggestions,
+    syntaxProfiles: emmetConfig.syntaxProfiles,
+    variables: emmetConfig.variables
+  }
 }
+
 export function NotNull(input) {
-    if (!input) {
-        return {};
-    }
-    return input;
+  if (!input) {
+    return {}
+  }
+  return input
 }
+
 export function MatchOffset(regex, data, offset) {
-    regex.exec(null);
-    let match;
-    while ((match = regex.exec(data)) !== null) {
-        if (offset > match.index + match[1].length &&
-            offset < match.index + match[0].length) {
-            return match;
-        }
+  regex.exec(null)
+  let match
+  while ((match = regex.exec(data)) !== null) {
+    if (
+      offset > match.index + match[1].length &&
+      offset < match.index + match[0].length
+    ) {
+      return match
     }
-    return null;
+  }
+  return null
 }
 export function Match(regex, data) {
-    regex.exec(null);
-    let match;
-    while ((match = regex.exec(data)) !== null) {
-        return match;
-    }
-    return null;
+  regex.exec(null)
+  let match
+  while ((match = regex.exec(data)) !== null) {
+    return match
+  }
+  return null
 }
 export function GetLanguageRegions(service, data) {
-    const scanner = service.createScanner(data);
-    const regions = [];
-    let tokenType;
-    while ((tokenType = scanner.scan()) !== HTMLTokenType.EOS) {
-        switch (tokenType) {
-            case HTMLTokenType.Styles:
-                regions.push({
-                    languageId: 'css',
-                    start: scanner.getTokenOffset(),
-                    end: scanner.getTokenEnd(),
-                    length: scanner.getTokenLength(),
-                    content: scanner.getTokenText()
-                });
-                break;
-            default:
-                break;
-        }
+  const scanner = service.createScanner(data)
+  const regions = []
+  let tokenType
+  while ((tokenType = scanner.scan()) !== HTMLTokenType.EOS) {
+    switch (tokenType) {
+      case HTMLTokenType.Styles:
+        regions.push({
+          languageId: 'css',
+          start: scanner.getTokenOffset(),
+          end: scanner.getTokenEnd(),
+          length: scanner.getTokenLength(),
+          content: scanner.getTokenText()
+        })
+        break
+      default:
+        break
     }
-    return regions;
+  }
+  return regions
 }
 export function GetRegionAtOffset(regions, offset) {
-    for (let region of regions) {
-        if (region.start <= offset) {
-            if (offset <= region.end) {
-                return region;
-            }
-        }
-        else {
-            break;
-        }
+  for (let region of regions) {
+    if (region.start <= offset) {
+      if (offset <= region.end) {
+        return region
+      }
+    } else {
+      break
     }
-    return null;
+  }
+  return null
 }
 export function TranslateHTMLTextEdits(input, offset) {
-    return input.map((item) => {
-        const startPosition = new Position(item.range.start.line + offset, item.range.start.character);
-        const endPosition = new Position(item.range.end.line + offset - 1, item.range.end.character);
-        const itemRange = new Range(startPosition, endPosition);
-        return new TextEdit(itemRange, item.newText);
-    });
+  return input.map(item => {
+    const startPosition = new Position(
+      item.range.start.line + offset,
+      item.range.start.character
+    )
+    const endPosition = new Position(
+      item.range.end.line + offset - 1,
+      item.range.end.character
+    )
+    const itemRange = new Range(startPosition, endPosition)
+    return new TextEdit(itemRange, item.newText)
+  })
 }
 export function TranslateCompletionItems(items, line, expand = false) {
-    return items.map((item) => {
-        const result = item;
-        const range = new Range(new Position(line.lineNumber, result.textEdit.range.start.character), new Position(line.lineNumber, result.textEdit.range.end.character));
-        result.textEdit = null;
-        // @ts-ignore - setting range for intellisense to show results properly
-        result.range = range;
-        if (expand) {
-            // i use this to both expand html abbreviations and auto complete tags
-            result.command = {
-                title: 'Emmet Expand Abbreviation',
-                command: 'editor.emmet.action.expandAbbreviation'
-            };
-        }
-        return result;
-    });
+  return items.map(item => {
+    const result = item
+    const range = new Range(
+      new Position(line.lineNumber, result.textEdit.range.start.character),
+      new Position(line.lineNumber, result.textEdit.range.end.character)
+    )
+    result.textEdit = null
+    // @ts-ignore - setting range for intellisense to show results properly
+    result.range = range
+    if (expand) {
+      // i use this to both expand html abbreviations and auto complete tags
+      result.command = {
+        title: 'Emmet Expand Abbreviation',
+        command: 'editor.emmet.action.expandAbbreviation'
+      }
+    }
+    return result
+  })
 }
 export function CreateVirtualDocument(
-// context: TextDocument | HTMLTextDocument,
-languageId, 
-// position: Position | HtmlPosition,
-content) {
-    const doc = HTMLTextDocument.create(`embedded://document.${languageId}`, languageId, 1, content);
-    return doc;
+  // context: TextDocument | HTMLTextDocument,
+  languageId,
+  // position: Position | HtmlPosition,
+  content
+) {
+  const doc = HTMLTextDocument.create(
+    `embedded://document.${languageId}`,
+    languageId,
+    1,
+    content
+  )
+  return doc
 }
diff --git a/tsconfig.json b/tsconfig.json
deleted file mode 100644
index 6d6b203..0000000
--- a/tsconfig.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "compilerOptions": {
-    "module": "esnext",
-    "target": "esnext",
-    "sourceMap": false,
-    "outDir": "dist",
-    "rootDir": "src",
-    "lib": ["esnext"]
-  },
-  "exclude": ["node_modules", "tests"]
-}