diff --git a/packages/channels/branch.js b/packages/channels/branch.js
index 44c7d35..7713114 100644
--- a/packages/channels/branch.js
+++ b/packages/channels/branch.js
@@ -1,5 +1,5 @@
 import { Multicast } from './generators.js';
-import { AsyncSourceTypeError } from './throw.js';
+import { AsyncTypeError } from './throw.js';
 import { channel } from './channel.js';
 
 export function branch(async, ...transforms) {
@@ -9,14 +9,13 @@ export function branch(async, ...transforms) {
         case !!async?.[Symbol.asyncIterator]:
             return branchAsyncIterator(async, transforms);
         default:
-            throw new AsyncSourceTypeError(async);
+            throw new AsyncTypeError(async);
     }
 }
 
 function branchPromise(promise, transforms) {
     return transforms.map(transform => {
-        if(Array.isArray(transform)) {
-            // #[transform, options]
+        if(Array.isArray(transform)) { // #[transform, options]
             return channel(promise, transform[0], transform[1]);
         }
         return channel(promise, transform);
@@ -26,8 +25,7 @@ function branchPromise(promise, transforms) {
 function branchAsyncIterator(iterator, transforms) {
     const multicast = new Multicast(iterator);
     return transforms.map(transform => {
-        if(Array.isArray(transform)) {
-            // #[transform, options];
+        if(Array.isArray(transform)) { // #[transform, options];
             return multicast.subscriber(transform[0], transform[1]);
         }
         return multicast.subscriber(transform);
diff --git a/packages/channels/branch.test.jsx b/packages/channels/branch.test.jsx
index 27539ab..6265dbf 100644
--- a/packages/channels/branch.test.jsx
+++ b/packages/channels/branch.test.jsx
@@ -3,7 +3,7 @@ import './with-resolvers-polyfill.js';
 import { fixtureSetup } from 'test-utils/fixtures';
 import { subject } from './generators.js';
 import { branch } from './branch.js';
-import { Cat, CatCount, CatList, CatNames } from './test-cats.jsx';
+import { Cat, CatCount, CatNames } from './test-cats.jsx';
 
 beforeEach(fixtureSetup);
 
@@ -118,7 +118,6 @@ describe('promise', () => {
             <!--1-->,
           ]
         `);
-
     });
 
 });
diff --git a/packages/channels/channel.js b/packages/channels/channel.js
index bcb1529..d901a61 100644
--- a/packages/channels/channel.js
+++ b/packages/channels/channel.js
@@ -1,6 +1,6 @@
 import { Sync } from '../maya/compose/compose.js';
 import { resolveArgs } from './resolve-args.js';
-import { AsyncSourceTypeError, InitOptionWithSyncWrappedAsyncProviderError, OptionMissingFunctionArgumentError } from './throw.js';
+import { AsyncTypeError, InitOptionWithSyncWrappedAsyncProviderError, OptionMissingFunctionArgumentError } from './throw.js';
 
 export function channel(async, transformArg, options) {
     const {
@@ -45,7 +45,7 @@ function makeChannel(asyncSource, transform, map, onDeck) {
         case !!asyncSource[Symbol.asyncIterator]:
             return fromAsyncIterator(asyncSource, transform, map, onDeck);
         default:
-            throw new AsyncSourceTypeError(asyncSource);
+            throw new AsyncTypeError(asyncSource);
     }
 }
 
diff --git a/packages/channels/consume.js b/packages/channels/consume.js
index 00b8e55..51d7cfa 100644
--- a/packages/channels/consume.js
+++ b/packages/channels/consume.js
@@ -1,5 +1,5 @@
 import { Multicast } from './generators.js';
-import { AsyncSourceTypeError } from './throw.js';
+import { AsyncTypeError } from './throw.js';
 
 export function consume(asyncSource, ...actions) {
     const type = typeof asyncSource;
@@ -12,7 +12,7 @@ export function consume(asyncSource, ...actions) {
             break;
         case !!asyncSource[Symbol.asyncIterator]:
         default:
-            throw new AsyncSourceTypeError(asyncSource);
+            throw new AsyncTypeError(asyncSource);
     }
 }
 
diff --git a/packages/channels/tee.js b/packages/channels/tee.js
index 675cd1c..4a5c07d 100644
--- a/packages/channels/tee.js
+++ b/packages/channels/tee.js
@@ -1,6 +1,6 @@
 import { Sync } from '../maya/compose/compose.js';
 import { Multicast } from './generators.js';
-import { AsyncSourceTypeError, BadTeeCountArgumentError } from './throw.js';
+import { AsyncTypeError, BadTeeCountArgumentError } from './throw.js';
 
 export function tee(async, count = 2) {
     const repeat = parseInt(count);
@@ -26,7 +26,7 @@ function makeTee(asyncProvider, count, init) {
         case !!asyncProvider?.[Symbol.asyncIterator]:
             return teeAsyncIterator(asyncProvider, count, init);
         default:
-            throw new AsyncSourceTypeError(asyncProvider);
+            throw new AsyncTypeError(asyncProvider);
     }
 }
 
diff --git a/packages/channels/throw.js b/packages/channels/throw.js
index 72cb72c..425004e 100644
--- a/packages/channels/throw.js
+++ b/packages/channels/throw.js
@@ -1,5 +1,5 @@
 
-export class AsyncSourceTypeError extends TypeError {
+export class AsyncTypeError extends TypeError {
     constructor(asyncProvider) {
         let message = '';
         if(!asyncProvider) {