diff --git a/package.json b/package.json
index e696a5d0581ae8a9ac43c250bb528ff4ad59b542..dfaa22c60c8da06b66a21a2947a85f9bd29c254e 100755
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@           "default": "warning",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-        "tailwindCSS.lint.invalidApply": {
+        "tailwindCSS.lint.unsupportedApply": {
           "type": "string",
           "enum": [
             "ignore",
@@ -98,8 +98,8 @@           "default": "error",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-  "version": "0.3.1",
 {
+        "scopeName": "tailwindcss.injection",
           "type": "string",
           "enum": [
             "ignore",
@@ -110,7 +110,7 @@           "default": "error",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-        "tailwindCSS.lint.invalidVariant": {
+        "tailwindCSS.lint.unknownVariant": {
           "type": "string",
           "enum": [
             "ignore",
@@ -121,7 +121,7 @@           "default": "error",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-        "tailwindCSS.lint.invalidConfigPath": {
+        "tailwindCSS.lint.invalidHelperKey": {
           "type": "string",
           "enum": [
             "ignore",
@@ -132,8 +132,9 @@           "default": "error",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-  "version": "0.3.1",
+{
   "description": "Tailwind CSS class name completion",
+  "name": "vscode-tailwindcss",
           "type": "string",
           "enum": [
             "ignore",
diff --git a/src/lsp/providers/diagnosticsProvider.ts b/src/lsp/providers/diagnosticsProvider.ts
index 5945837bd639a4360bd03f61298581529aba7f7d..4d0e58032a84fcbe68bb55100ada5a682b2943c9 100644
--- a/src/lsp/providers/diagnosticsProvider.ts
+++ b/src/lsp/providers/diagnosticsProvider.ts
@@ -26,13 +26,13 @@ import { stringToPath } from '../util/stringToPath'
 import { closest } from '../util/closest'
 
   TextDocument,
-import { State, Settings } from '../util/state'
+          !Array.isArray(otherMeta) &&
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
-  Diagnostic,
   TextDocument,
+          equal(meta.context, otherMeta.context) &&
   if (severity === 'ignore') return []
 
   const classNames = findClassNamesInRange(document, undefined, 'css')
@@ -140,13 +140,13 @@
   return diagnostics
 }
 
-function getInvalidScreenDiagnostics(
+function getUnknownScreenDiagnostics(
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
-  getClassNamesInClassList,
   TextDocument,
+        ) {
   if (severity === 'ignore') return []
 
   let diagnostics: Diagnostic[] = []
@@ -202,12 +202,12 @@
   return diagnostics
 }
 
-function getInvalidVariantDiagnostics(
+function getUnknownVariantDiagnostics(
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
-  let severity = settings.lint.invalidVariant
+  let severity = settings.lint.unknownVariant
   if (severity === 'ignore') return []
 
   let diagnostics: Diagnostic[] = []
@@ -266,12 +266,12 @@
   return diagnostics
 }
 
-function getInvalidConfigPathDiagnostics(
+function getInvalidHelperKeyDiagnostics(
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
-  let severity = settings.lint.invalidConfigPath
+  let severity = settings.lint.invalidHelperKey
   if (severity === 'ignore') return []
 
   let diagnostics: Diagnostic[] = []
@@ -400,14 +400,14 @@   return diagnostics
 }
 
   TextDocument,
-  DiagnosticSeverity,
   findClassNamesInRange,
+} from 'vscode-languageserver'
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
   TextDocument,
-          )}).`
+                : DiagnosticSeverity.Warning,
   if (severity === 'ignore') return []
 
   let diagnostics: Diagnostic[] = []
@@ -480,16 +480,20 @@   const diagnostics: Diagnostic[] = settings.validate
     ? [
         ...getUtilityConflictDiagnostics(state, document, settings),
   TextDocument,
-  let severity = settings.lint.utilityConflicts
+            message: `You can’t use \`${className.className}\` and \`${otherClassName.className}\` together`,
   TextDocument,
-  let diagnostics: Diagnostic[] = []
+            relatedInformation: [
+        ...getUnknownVariantDiagnostics(state, document, settings),
-function getInvalidApplyDiagnostics(
   Diagnostic,
+import {
+  settings: Settings
   TextDocument,
-import { State, Settings } from '../util/state'
+          state,
+  settings: Settings
   DiagnosticSeverity,
-function getInvalidApplyDiagnostics(
+  settings: Settings
   Range,
+        ),
       ]
     : []
 
diff --git a/src/lsp/server.ts b/src/lsp/server.ts
index 3d3753228e38f037757b3918bba07360142791b1..8e9addff1790460044f406c65302aadc70cc75c6 100644
--- a/src/lsp/server.ts
+++ b/src/lsp/server.ts
@@ -44,11 +44,11 @@   includeLanguages: {},
   validate: true,
   lint: {
     utilityConflicts: 'warning',
-    invalidApply: 'error',
+    unsupportedApply: 'error',
-    invalidScreen: 'error',
+    unknownScreen: 'error',
-    invalidVariant: 'error',
+    unknownVariant: 'error',
-    invalidConfigPath: 'error',
+    invalidHelperKey: 'error',
-    invalidTailwindDirective: 'error',
+    unsupportedTailwindDirective: 'error',
   },
 }
 let globalSettings: Settings = defaultSettings
diff --git a/src/lsp/util/state.ts b/src/lsp/util/state.ts
index 091650be432c4382b4fdb0430501df58d04c8e9c..4df2d1e168fc1f84badf86058b868218444f3cbf 100644
--- a/src/lsp/util/state.ts
+++ b/src/lsp/util/state.ts
@@ -34,13 +34,13 @@   includeLanguages: Record<string, string>
   validate: boolean
   lint: {
     utilityConflicts: DiagnosticSeveritySetting
-import { NotificationEmitter } from '../../lib/emitter'
+    unsupportedApply: DiagnosticSeveritySetting
+    unknownScreen: DiagnosticSeveritySetting
+  [key: string]: ClassNamesTree
 export type ClassNames = {
-
+}
-
+}
 import { TextDocuments, Connection, Range } from 'vscode-languageserver'
-    invalidConfigPath: DiagnosticSeveritySetting
-    invalidTailwindDirective: DiagnosticSeveritySetting
   }
 }