add more information to hover

Author: chdsbd

src/codeowners-hover-provider.ts

@@ -29,7 +29,9 @@ export class CodeownersHoverProvider implements vscode.HoverProvider {
     const x = new vscode.MarkdownString()
     x.appendCodeblock(m)
 
-    const isPattern = !m.startsWith("/")
+    const hasLeadingSlash = m.startsWith("/")
+    const hasTrailingSlash = m.endsWith("/")
+    const hasTrailingGlob = m.endsWith("/*")
 
     const range = new vscode.Range(
       new vscode.Position(position.line, idx),
@@ -38,12 +40,30 @@ export class CodeownersHoverProvider implements vscode.HoverProvider {
     if (!range.contains(position)) {
       return { contents: [] }
     }
+
+    const lines: string[] = []
+
+    if (hasLeadingSlash) {
+      lines.push("**Anchored to repo root** — only matches at the top level")
+    } else {
+      lines.push(
+        "**Matches at any depth** — applies to this path anywhere in the repository)",
+      )
+    }
+
+    if (hasTrailingGlob) {
+      lines.push(
+        "**Shallow match** — covers only direct children, not subdirectories",
+      )
+    } else if (hasTrailingSlash) {
+      lines.push(
+        "**Recursive directory match** — covers the directory and all its contents at any depth",
+      )
+    }
+
     return {
       range,
-      contents: [
-        x,
-        isPattern ? "Substring pattern match" : `Matches path exactly`,
-      ],
+      contents: [x, lines.join("\n\n")],
     }
   }
 }