feat(diagnostics): add deprecated tag for deprecated package versions

Author: 9romise

src/providers/diagnostics/index.ts

@@ -13,7 +13,7 @@ import { checkDeprecation } from './rules/deprecation'
 import { checkReplacement } from './rules/replacement'
 import { checkVulnerability } from './rules/vulnerability'
 
-export interface NodeDiagnosticInfo extends Pick<Diagnostic, 'message' | 'severity' | 'code'> {
+export interface NodeDiagnosticInfo extends Omit<Diagnostic, 'range' | 'source'> {
   node: ValidNode
 }
 export type DiagnosticRule = (dep: DependencyInfo, pkg: PackageInfo) => Awaitable<NodeDiagnosticInfo | undefined>
@@ -61,10 +61,8 @@ export function registerDiagnosticCollection(mapping: Record<string, Extractor |
           if (diagnostic) {
             diagnostics.push({
               source: displayName,
-              message: diagnostic.message,
-              severity: diagnostic.severity,
-              code: diagnostic.code,
               range: extractor.getNodeRange(document, diagnostic.node),
+              ...diagnostic,
             })
 
             flush()

src/providers/diagnostics/rules/deprecation.ts

@@ -1,7 +1,7 @@
 import type { DiagnosticRule } from '..'
 import { npmxPackageUrl } from '#utils/links'
 import { extractVersion } from '#utils/package'
-import { DiagnosticSeverity, Uri } from 'vscode'
+import { DiagnosticSeverity, DiagnosticTag, Uri } from 'vscode'
 
 export const checkDeprecation: DiagnosticRule = (dep, pkg) => {
   const exactVersion = extractVersion(dep.version)
@@ -18,5 +18,6 @@ export const checkDeprecation: DiagnosticRule = (dep, pkg) => {
       value: 'deprecation',
       target: Uri.parse(npmxPackageUrl(dep.name, exactVersion)),
     },
+    tags: [DiagnosticTag.Deprecated],
   }
 }