1 files changed, 44 insertions, 0 deletions
diff --git a/packages/shared/src/types.d.ts b/packages/shared/src/types.d.ts
new file mode 100644
index 000000000..b5d667f1d
--- /dev/null
+++ b/packages/shared/src/types.d.ts
@@ -0,0 +1,44 @@
+declare module "@npmcli/arborist" {
+  export interface ArboristOptions {
+    path: string
+    binLinks?: boolean
+    progress?: boolean
+    savePrefix?: string
+    ignoreScripts?: boolean
+  }
+
+  export interface ArboristNode {
+    name: string
+    path: string
+  }
+
+  export interface ArboristEdge {
+    to?: ArboristNode
+  }
+
+  export interface ArboristTree {
+    edgesOut: Map<string, ArboristEdge>
+  }
+
+  export interface ReifyOptions {
+    add?: string[]
+    save?: boolean
+    saveType?: "prod" | "dev" | "optional" | "peer"
+  }
+
+  export class Arborist {
+    constructor(options: ArboristOptions)
+    loadVirtual(): Promise<ArboristTree | undefined>
+    reify(options?: ReifyOptions): Promise<ArboristTree>
+  }
+}
+
+declare var Bun:
+  | {
+      file(path: string): {
+        text(): Promise<string>
+        json(): Promise<unknown>
+      }
+      write(path: string, content: string | Uint8Array): Promise<void>
+    }
+  | undefined