Add vscode config (#5)

* chore: add vscode configuration

* feat: add comparisson based on vscode setting

* fix: correct typehint for version map

* chore: change config version to level and update config description

* style: remove semicolon in getPackageInfo.ts

Author: dels07

package.json

@@ -64,5 +64,23 @@
   },
   "dependencies": {
     "semver": "^7.3.2"
+  },
+  "contributes": {
+    "configuration": {
+      "type": "object",
+      "title": "npm Outdated",
+      "properties": {
+        "npm-outdated.level": {
+          "type": "string",
+          "default": "patch",
+          "enum": [
+            "major",
+            "minor",
+            "patch"
+          ],
+          "markdownDescription": "Minimum semver bump required for a package to display as outdated. See npm's [Semver docs](https://docs.npmjs.com/cli/v6/using-npm/semver) for more details."
+        }
+      }
+    }
   }
 }

src/diagnostics/getPackageInfo.ts

@@ -1,14 +1,23 @@
 import semverCoerce from "semver/functions/coerce"
-import semverGt from "semver/functions/gt"
+import semverDiff from "semver/functions/diff"
+import { workspace } from 'vscode'
 import { fetchPackage } from "../utils/packages"
 
 export async function getPackageInfo([name, version]: string[]) {
   const info = await fetchPackage(name)
   const localVersion = semverCoerce(version)
+  const versionToCompare = workspace.getConfiguration().get<string>('npm-outdated.version')
+  const versionDiff = info && localVersion && semverDiff(info.version, localVersion)
+
+  const versionMap: Record<string, number> = {
+    major: 2,
+    minor: 1,
+    patch: 0
+  }
 
   return {
     latestVersion: info?.version,
     name,
-    outdated: info && localVersion && semverGt(info.version, localVersion),
+    outdated: versionDiff && versionToCompare && (versionMap[versionDiff] >= versionMap[versionToCompare]),
   }
 }