anchor non-transferable example

tokens/token-2022/non-transferable/anchor/.gitignore

@@ -0,0 +1,7 @@
+.anchor
+.DS_Store
+target
+**/*.rs.bk
+node_modules
+test-ledger
+.yarn

tokens/token-2022/non-transferable/anchor/.prettierignore

@@ -0,0 +1,7 @@
+.anchor
+.DS_Store
+target
+node_modules
+dist
+build
+test-ledger

tokens/token-2022/non-transferable/anchor/Anchor.toml

@@ -0,0 +1,18 @@
+[toolchain]
+
+[features]
+resolution = true
+skip-lint = false
+
+[programs.localnet]
+non_transferable = "8Bz4wpHaUckiC169Rg5ZfaBHFemp5S8RwTSDTKzhJ9W"
+
+[registry]
+url = "https://api.apr.dev"
+
+[provider]
+cluster = "Localnet"
+wallet = "~/.config/solana/id.json"
+
+[scripts]
+test = "yarn run ts-mocha -p ./tsconfig.json -t 1000000 tests/**/*.ts"

tokens/token-2022/non-transferable/anchor/Cargo.toml

@@ -0,0 +1,14 @@
+[workspace]
+members = [
+    "programs/*"
+]
+resolver = "2"
+
+[profile.release]
+overflow-checks = true
+lto = "fat"
+codegen-units = 1
+[profile.release.build-override]
+opt-level = 3
+incremental = false
+codegen-units = 1

tokens/token-2022/non-transferable/anchor/migrations/deploy.ts

@@ -0,0 +1,12 @@
+// Migrations are an early feature. Currently, they're nothing more than this
+// single deploy script that's invoked from the CLI, injecting a provider
+// configured from the workspace's Anchor.toml.
+
+const anchor = require("@coral-xyz/anchor");
+
+module.exports = async function (provider) {
+  // Configure client to use the provider.
+  anchor.setProvider(provider);
+
+  // Add your deploy script here.
+};

tokens/token-2022/non-transferable/anchor/package.json

@@ -0,0 +1,20 @@
+{
+  "scripts": {
+    "lint:fix": "prettier */*.js \"*/**/*{.js,.ts}\" -w",
+    "lint": "prettier */*.js \"*/**/*{.js,.ts}\" --check"
+  },
+  "dependencies": {
+    "@coral-xyz/anchor": "^0.30.0",
+    "@solana/spl-token": "^0.4.6"
+  },
+  "devDependencies": {
+    "@types/bn.js": "^5.1.0",
+    "@types/chai": "^4.3.0",
+    "@types/mocha": "^9.0.0",
+    "chai": "^4.3.4",
+    "mocha": "^9.0.3",
+    "prettier": "^2.6.2",
+    "ts-mocha": "^10.0.0",
+    "typescript": "^4.3.5"
+  }
+}

tokens/token-2022/non-transferable/anchor/programs/non-transferable/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "non-transferable"
+version = "0.1.0"
+description = "Created with Anchor"
+edition = "2021"
+
+[lib]
+crate-type = ["cdylib", "lib"]
+name = "non_transferable"
+
+[features]
+default = []
+cpi = ["no-entrypoint"]
+no-entrypoint = []
+no-idl = []
+no-log-ix-name = []
+idl-build = ["anchor-lang/idl-build", "anchor-spl/idl-build"]
+
+[dependencies]
+anchor-lang = "0.30.0"
+anchor-spl = "0.30.0"

tokens/token-2022/non-transferable/anchor/programs/non-transferable/Xargo.toml

@@ -0,0 +1,2 @@
+[target.bpfel-unknown-unknown.dependencies.std]
+features = []

tokens/token-2022/non-transferable/anchor/programs/non-transferable/src/lib.rs

@@ -0,0 +1,78 @@
+use anchor_lang::prelude::*;
+use anchor_lang::system_program::{create_account, CreateAccount};
+use anchor_spl::{
+    token_2022::{
+        initialize_mint2,
+        spl_token_2022::{extension::ExtensionType, pod::PodMint},
+        InitializeMint2,
+    },
+    token_interface::{non_transferable_mint_initialize, NonTransferableMintInitialize, Token2022},
+};
+
+declare_id!("8Bz4wpHaUckiC169Rg5ZfaBHFemp5S8RwTSDTKzhJ9W");
+
+#[program]
+pub mod non_transferable {
+    use super::*;
+
+    // There is currently not an anchor constraint to automatically initialize the NonTransferable extension
+    // We can manually create and initialize the mint account via CPIs in the instruction handler
+    pub fn initialize(ctx: Context<Initialize>) -> Result<()> {
+        // Calculate space required for mint and extension data
+        let mint_size =
+            ExtensionType::try_calculate_account_len::<PodMint>(&[ExtensionType::NonTransferable])
+                .unwrap();
+
+        // Calculate minimum lamports required for size of mint account with extensions
+        let lamports = (Rent::get()?).minimum_balance(mint_size);
+
+        // Invoke System Program to create new account with space for mint and extension data
+        create_account(
+            CpiContext::new(
+                ctx.accounts.system_program.to_account_info(),
+                CreateAccount {
+                    from: ctx.accounts.payer.to_account_info(),
+                    to: ctx.accounts.mint_account.to_account_info(),
+                },
+            ),
+            lamports,                          // Lamports
+            mint_size as u64,                  // Space
+            &ctx.accounts.token_program.key(), // Owner Program
+        )?;
+
+        // Initialize the NonTransferable extension
+        // This instruction must come before the instruction to initialize the mint data
+        non_transferable_mint_initialize(CpiContext::new(
+            ctx.accounts.token_program.to_account_info(),
+            NonTransferableMintInitialize {
+                token_program_id: ctx.accounts.token_program.to_account_info(),
+                mint: ctx.accounts.mint_account.to_account_info(),
+            },
+        ))?;
+
+        // Initialize the standard mint account data
+        initialize_mint2(
+            CpiContext::new(
+                ctx.accounts.token_program.to_account_info(),
+                InitializeMint2 {
+                    mint: ctx.accounts.mint_account.to_account_info(),
+                },
+            ),
+            2,                               // decimals
+            &ctx.accounts.payer.key(),       // mint authority
+            Some(&ctx.accounts.payer.key()), // freeze authority
+        )?;
+        Ok(())
+    }
+}
+
+#[derive(Accounts)]
+pub struct Initialize<'info> {
+    #[account(mut)]
+    pub payer: Signer<'info>,
+    #[account(mut)]
+    pub mint_account: Signer<'info>,
+
+    pub token_program: Program<'info, Token2022>,
+    pub system_program: Program<'info, System>,
+}

tokens/token-2022/non-transferable/anchor/tests/non-transferable.ts

@@ -0,0 +1,88 @@
+import * as anchor from "@coral-xyz/anchor";
+import { Program } from "@coral-xyz/anchor";
+import { NonTransferable } from "../target/types/non_transferable";
+import {
+  TOKEN_2022_PROGRAM_ID,
+  getOrCreateAssociatedTokenAccount,
+  mintTo,
+  transfer,
+  ASSOCIATED_TOKEN_PROGRAM_ID,
+} from "@solana/spl-token";
+
+describe("non-transferable", () => {
+  const provider = anchor.AnchorProvider.env();
+  const connection = provider.connection;
+  const wallet = provider.wallet as anchor.Wallet;
+  anchor.setProvider(provider);
+
+  const program = anchor.workspace.NonTransferable as Program<NonTransferable>;
+
+  const mintKeypair = new anchor.web3.Keypair();
+  const recipient = new anchor.web3.Keypair();
+
+  it("Create Mint with NonTransferable extension", async () => {
+    const transactionSignature = await program.methods
+      .initialize()
+      .accounts({ mintAccount: mintKeypair.publicKey })
+      .signers([mintKeypair])
+      .rpc({ skipPreflight: true });
+    console.log("Your transaction signature", transactionSignature);
+  });
+
+  it("Attempt Token Transfer", async () => {
+    const amount = 1;
+
+    const sourceTokenAccount = await getOrCreateAssociatedTokenAccount(
+      connection,
+      wallet.payer, // Transaction fee payer
+      mintKeypair.publicKey, // Mint
+      wallet.publicKey, // Owner
+      false, // Allow owner off curve
+      null, // Commitment
+      null, // Confirm options
+      TOKEN_2022_PROGRAM_ID, // Token Extension Program ID
+      ASSOCIATED_TOKEN_PROGRAM_ID // Associated Token Program ID
+    );
+
+    const destinationTokenAccount = await getOrCreateAssociatedTokenAccount(
+      connection,
+      wallet.payer, // Transaction fee payer
+      mintKeypair.publicKey, // Mint
+      recipient.publicKey, // Owner
+      false, // Allow owner off curve
+      null, // Commitment
+      null, // Confirm options
+      TOKEN_2022_PROGRAM_ID, // Token Extension Program ID
+      ASSOCIATED_TOKEN_PROGRAM_ID // Associated Token Program ID
+    );
+
+    await mintTo(
+      connection,
+      wallet.payer, // Transaction fee payer
+      mintKeypair.publicKey, // Mint
+      sourceTokenAccount.address, // Mint to
+      wallet.payer, // Mint authority
+      amount, // Amount
+      [], // Additional signers
+      null, // Commitment
+      TOKEN_2022_PROGRAM_ID // Token Extension Program ID
+    );
+
+    try {
+      // Attempt to Transfer tokens, expect error
+      await transfer(
+        connection,
+        wallet.payer, // Transaction fee payer
+        sourceTokenAccount.address, // Transfer from
+        destinationTokenAccount.address, // Transfer to
+        wallet.publicKey, // Source Token Account owner
+        amount, // Amount
+        undefined, // Additional signers
+        undefined, // Confirmation options
+        TOKEN_2022_PROGRAM_ID // Token Extension Program ID
+      );
+    } catch (error) {
+      console.log("\nExpect Error:", error.logs);
+    }
+  });
+});

tokens/token-2022/non-transferable/anchor/tsconfig.json

@@ -0,0 +1,10 @@
+{
+  "compilerOptions": {
+    "types": ["mocha", "chai"],
+    "typeRoots": ["./node_modules/@types"],
+    "lib": ["es2015"],
+    "module": "commonjs",
+    "target": "es6",
+    "esModuleInterop": true
+  }
+}

tokens/token-2022/transfer-fees/anchor/programs/transfer-fee/src/instructions/initialize.rs

@@ -23,9 +23,9 @@ use anchor_spl::{
 pub struct Initialize<'info> {
     #[account(mut)]
     pub payer: Signer<'info>,
-
     #[account(mut)]
     pub mint_account: Signer<'info>,
+
     pub token_program: Program<'info, Token2022>,
     pub system_program: Program<'info, System>,
 }