Checking for undefined textencoder (#100)

* Fix `ReferenceError: TextEncoder is not defined`

* Add CI pipeline which runs avm client tests

.github/workflows/avm_client_ci.yml

@@ -0,0 +1,43 @@
+name: Run tests for avm client (js)
+
+defaults:
+  run:
+    working-directory: ./avm/client
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [14.x, 15.x]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/cache@v2
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-v1-node-${{ matrix.node-version }}-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-v1-node-${{ matrix.node-version }}
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install wasm-pack
+        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+        continue-on-error: true
+
+      - run: ./build_wasm.sh
+      - run: npm install
+
+      - name: test
+        run: npm run test
+        env:
+          CI: true

avm/client/package.json

@@ -20,6 +20,7 @@
     },
     "devDependencies": {
         "@types/jest": "^26.0.23",
+        "@types/node": "^14.0.0",
         "jest": "26.5.0",
         "ts-jest": "^26.5.5",
         "typescript": "^3.9.5"

avm/client/src/index.ts

@@ -46,8 +46,8 @@ type ImportObject = {
     './air_interpreter_client_bg.js': {
         // fn call_service_impl(service_id: String, fn_name: String, args: String, security_tetraplets: String) -> String;
         // prettier-ignore
-        __wbg_callserviceimpl_d5849c05cb19df30: (arg0: any, arg1: any, arg2: any, arg3: any, arg4: any, arg5: any, arg6: any, arg7: any, arg8: any, ) => void;
+        __wbg_callserviceimpl_6ea5db923e95be46: (arg0: any, arg1: any, arg2: any, arg3: any, arg4: any, arg5: any, arg6: any, arg7: any, arg8: any, ) => void;
-        __wbg_getcurrentpeeridimpl_20a1d2447bdbf3bc: (arg0: any) => void;
+        __wbg_getcurrentpeeridimpl_f15307711f3f0ce6: (arg0: any) => void;
         __wbindgen_throw: (arg: any) => void;
     };
     host: LogImport;
@@ -133,7 +133,7 @@ function newImportObject(
         // If so, an error with a new name will be occurred after wasm initialization.
         './air_interpreter_client_bg.js': {
             // prettier-ignore
-            __wbg_callserviceimpl_d5849c05cb19df30: (arg0: any, arg1: any, arg2: any, arg3: any, arg4: any, arg5: any, arg6: any, arg7: any, arg8: any) => {
+            __wbg_callserviceimpl_6ea5db923e95be46: (arg0: any, arg1: any, arg2: any, arg3: any, arg4: any, arg5: any, arg6: any, arg7: any, arg8: any) => {
                 let wasm = cfg.exports;
                 let serviceId = getStringFromWasm0(wasm, arg1, arg2);
                 let fnName = getStringFromWasm0(wasm, arg3, arg4);
@@ -162,7 +162,7 @@ function newImportObject(
                 let resultStr = JSON.stringify(serviceResult);
                 return_call_service_result(wasm, resultStr, arg0);
             },
-            __wbg_getcurrentpeeridimpl_20a1d2447bdbf3bc: (arg0: any) => {
+            __wbg_getcurrentpeeridimpl_f15307711f3f0ce6: (arg0: any) => {
                 let wasm = cfg.exports;
                 return_current_peer_id(wasm, peerId, arg0);
             },

avm/client/src/wrapper.ts

@@ -34,7 +34,9 @@ function getUint8Memory0(wasm) {
     return cachegetUint8Memory0;
 }
 
-let cachedTextEncoder = new TextEncoder();
+const lTextEncoder = typeof TextEncoder === 'undefined' ? module.require('util').TextEncoder : TextEncoder;
+
+let cachedTextEncoder = new lTextEncoder('utf-8');
 
 const encodeString =
     typeof cachedTextEncoder.encodeInto === 'function'
@@ -97,9 +99,9 @@ function getInt32Memory0(wasm) {
     return cachegetInt32Memory0;
 }
 
-let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
+const lTextDecoder = typeof TextDecoder === 'undefined' ? module.require('util').TextDecoder : TextDecoder;
 
-cachedTextDecoder.decode();
+let cachedTextDecoder = new lTextDecoder('utf-8', { ignoreBOM: true, fatal: true });
 
 export function getStringFromWasm0(wasm, ptr, len) {
     return cachedTextDecoder.decode(getUint8Memory0(wasm).subarray(ptr, ptr + len));