fix: code overflow (#120)

CHANGELOG.md

@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Added support for scripts in subdirectories, for example `scripts/counter/deploy.ts`
 
+### Fixed
+
+- Fixed `code overflow` error when generating QR code for ton:// link
+
 ## [0.21.0] - 2024-05-27
 
 ### Changed

src/network/send/DeeplinkProvider.ts

@@ -23,13 +23,24 @@ export class DeeplinkProvider implements SendProvider {
             stateInit ? beginCell().storeWritable(storeStateInit(stateInit)).endCell() : undefined,
         );
 
-        this.#ui.write('\n');
-        qrcode.generate(deepLink, { small: true }, (qr) => this.#ui.write(qr));
-        this.#ui.write('\n');
-        this.#ui.write(deepLink);
-        this.#ui.write('\nScan the QR code above, or open the ton:// link to send this transaction');
+        try {
+            this.#ui.write('\n');
+            qrcode.generate(deepLink, { small: true }, (qr) => this.#ui.write(qr));
+            this.#ui.write('\n');
+            this.#ui.write(deepLink);
+            this.#ui.write('\nScan the QR code above, or open the ton:// link to send this transaction');
 
-        await this.#ui.prompt('Press enter when transaction was issued');
+            await this.#ui.prompt('Press enter when transaction was issued');
+        } catch (err: unknown) {
+            this.#ui.write(deepLink);
+            this.#ui.write('\n');
+
+            if (err instanceof Error && err.message.includes('code length overflow')) {
+                this.#ui.write('Message is too large to be sent via QR code. Please use the ton:// link or another method.');
+                process.exit(1);
+            }
+            throw err;
+        }
     }
 
     address(): Address | undefined {