Merge pull request #191 from oasisprotocol/xz/remove-truffle

Remove Truffle support from TS client

.github/workflows/ci-test.yaml

@@ -201,12 +201,6 @@ jobs:
     strategy:
       matrix:
         example: [hardhat, hardhat-boilerplate, onchain-signer]
-        include:
-          - example: truffle
-          - example: truffle
-            truffle_version: 5.8.2
-          - example: truffle
-            truffle_version: 5.10.1
     defaults:
       run:
         working-directory: examples/${{ matrix.example }}
@@ -256,11 +250,6 @@ jobs:
         run: |
           pnpm install
 
-      - name: Update Truffle version
-        if: ${{ matrix.example == 'truffle' && matrix.truffle_version }}
-        run: |
-          pnpm up truffle@${{matrix.truffle_version}}
-
       - name: Build
         run: |
           ! grep -q '"build":' package.json || pnpm run build

.github/workflows/contracts-test.yaml

@@ -66,11 +66,6 @@ jobs:
         working-directory: contracts
         run: |
           forge doc --build
-      - name: hardhat test examples/truffle
-        working-directory: examples/truffle
-        run: pnpm run test --network sapphire_localnet
-        env:
-          PRIVATE_KEY: '0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80'
       - name: hardhat test examples/hardhat
         working-directory: examples/hardhat
         run: pnpm hardhat run --network sapphire_localnet scripts/run-vigil.ts

clients/js/src/compat.ts

@@ -624,19 +624,6 @@ function envelopeFormatOk(
 
 class EnvelopeError extends Error {}
 
-function defer<T>() {
-  const deferred: {
-    promise?: Promise<T>;
-    resolve?: (value: T | PromiseLike<T>) => void;
-    reject?: (reason?: any) => void;
-  } = {};
-  deferred.promise = new Promise((resolve, reject) => {
-    deferred.resolve = resolve;
-    deferred.reject = reject;
-  });
-  return deferred;
-}
-
 /**
  * Picks the most user-trusted runtime calldata public key source based on what
  * connections are available.
@@ -658,38 +645,17 @@ export async function fetchRuntimePublicKey(
         ) => Promise<any> | void;
       };
 
-      // For Truffle, turn a callback into an synchronous call
-      const deferred = defer<any>();
-      const truffle_callback = function (err: any, ok?: any) {
-        if (ok) {
-          deferred.resolve!(ok.result);
-        }
-        deferred.reject!(err);
-        return;
-      };
-
       let resp;
       if (
         !isEthersSigner &&
         !isEthers5Provider(provider) &&
         !isEthers6Provider(provider)
       ) {
-        // Truffle HDWallet-Provider and EIP-1193 accept {method:,params:} dict
-        resp = await source.send(
-          { method: OASIS_CALL_DATA_PUBLIC_KEY, params: [] },
-          truffle_callback,
-        );
-        if (resp === undefined) {
-          // Truffle HDWallet-provider uses a callback instead of returning a promise
-          resp = await deferred.promise;
-          if (resp === undefined) {
-            throw Error(
-              'Got unexpected `undefined` from source.send callback!',
-            );
-          }
-        } else {
-          // Otherwise, EIP-1193 compatible provider will have returned `result` key from promise
-        }
+        // EIP-1193 accepts {method:,params:} dict
+        resp = await source.send({
+          method: OASIS_CALL_DATA_PUBLIC_KEY,
+          params: [],
+        });
       } else {
         // Whereas Ethers accepts (method,params)
         resp = await source.send(OASIS_CALL_DATA_PUBLIC_KEY, []);

clients/js/type-only-test/index.ts

@@ -4,7 +4,6 @@ import * as sapphire from '../src/index';
 import Web3 from 'web3';
 import { ethers as ethers5 } from 'ethers5';
 import { ethers as ethers6 } from 'ethers6';
-import HDWalletProvider from '@truffle/hdwallet-provider';
 
 declare global {
   interface Window {
@@ -70,9 +69,3 @@ test('EIP-1193', () => {
     const provider = sapphire.wrap(window.ethereum);
   }
 });
-
-test('truffle', () => {
-  const provider = sapphire.wrap(
-    new HDWalletProvider([''], 'https://testnet.sapphire.oasis.dev'),
-  );
-});

clients/js/type-only-test/package.json

@@ -5,7 +5,6 @@
     "test": "tsc"
   },
   "dependencies": {
-    "@truffle/hdwallet-provider": "^2.0.14",
     "@types/web3": "=1.0.20",
     "@types/web3-provider-engine": "^14.0.1",
     "ethereum-protocol": "^1.0.1",