From 465a3927df1b04ed7414274466c6d89c68ddfbc7 Mon Sep 17 00:00:00 2001
From: Chris Duncan <chris@zoso.dev>
Date: Tue, 16 Sep 2025 13:44:03 -0700
Subject: [PATCH] Add UNSUPPORTED as a valid Ledger status instead of throwing.

---
 src/lib/ledger.ts | 23 ++++++++++++++---------
 src/types.d.ts    |  2 +-
 2 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/src/lib/ledger.ts b/src/lib/ledger.ts
index 9d3b4b4..dce4658 100644
--- a/src/lib/ledger.ts
+++ b/src/lib/ledger.ts
@@ -55,8 +55,6 @@ export class Ledger {
 		0x9000: 'OK'
 	})
 
-	static get UsbVendorId (): typeof ledgerUSBVendorId { return ledgerUSBVendorId }
-
 	/**
 	* Check which transport protocols are supported by the browser and return the
 	* transport type according to the following priorities: HID, Bluetooth, USB.
@@ -83,9 +81,18 @@ export class Ledger {
 	/**
 	* Status of the Ledger device connection.
 	*
-	* DISCONNECTED | BUSY | LOCKED | CONNECTED
+	* UNSUPPORTED | DISCONNECTED | BUSY | LOCKED | CONNECTED
 	*/
-	static get status (): LedgerStatus { return this.#status }
+	static get status (): LedgerStatus {
+		return this.isUnsupported ? 'UNSUPPORTED' : this.#status
+	}
+
+	/**
+	* Vendor ID assigned to Ledger for HID and USB interfaces.
+	*/
+	static get UsbVendorId (): typeof ledgerUSBVendorId {
+		return ledgerUSBVendorId
+	}
 
 	/**
 	* Request an account at a specific BIP-44 index.
@@ -127,15 +134,13 @@ export class Ledger {
 	*
 	* @param {string} [api] Transport interface to use
 	* @returns Device status as follows:
+	* - UNSUPPORTED: Platform does not support any Ledger transport protocols
 	* - DISCONNECTED: Failed to communicate properly with the app
 	* - BUSY: Nano app is not currently open
 	* - LOCKED: Nano app is open but the device locked after a timeout
 	* - CONNECTED: Nano app is open and listening
 	*/
 	static async connect (api?: 'hid' | 'ble' | 'usb'): Promise<LedgerStatus> {
-		if (Ledger.isUnsupported) {
-			throw new Error('Browser is unsupported')
-		}
 		if (api !== undefined) {
 			if (api === 'hid' && Ledger.#transport !== TransportHID) {
 				Ledger.#transport = TransportHID
@@ -167,8 +172,8 @@ export class Ledger {
 			console.error(err)
 			this.#status = 'DISCONNECTED'
 		}
-		console.log(this.#status)
-		return this.#status
+		console.log(this.status)
+		return this.status
 	}
 
 	/**
diff --git a/src/types.d.ts b/src/types.d.ts
index 7c411d6..f4839d5 100644
--- a/src/types.d.ts
+++ b/src/types.d.ts
@@ -450,7 +450,7 @@ export type KeyPair = {
 	publicKey?: string | Uint8Array<ArrayBuffer>
 }
 
-export type LedgerStatus = 'DISCONNECTED' | 'BUSY' | 'LOCKED' | 'CONNECTED'
+export type LedgerStatus = 'UNSUPPORTED' | 'DISCONNECTED' | 'BUSY' | 'LOCKED' | 'CONNECTED'
 
 interface LedgerResponse {
 	status: string
-- 
2.47.3