update README and other.

README.md

@@ -190,6 +190,7 @@ It is used within the pipe method of the Seq<T> object. Any number of oper
 | --- | --- |
 | [catchError](https://ugaya40.github.io/leseq/api/operators/#catchError) | If the original iterable sequence raises an exception, the specified action is performed, terminating the enumeration or enumerating an alternate sequence. (async version: [catchErrorAsync](https://ugaya40.github.io/leseq/api/operators/#catcherrorasync) ) | |
 | [chunk](https://ugaya40.github.io/leseq/api/operators/#chunk) | Returns a sequence divided into array of the specified size. (async version: [chunkAsync](https://ugaya40.github.io/leseq/api/operators/#chunkasync) )  | |
+| [chunkByAccumulation](https://ugaya40.github.io/leseq/api/operators/#chunkByAccumulation) | Returns a sequence divided into arrays based on an accumulation function and a threshold condition. (async version: [chunkByAccumulationAsync](https://ugaya40.github.io/leseq/api/operators/#chunkByAccumulationAsync) )  | |
 | [concat](https://ugaya40.github.io/leseq/api/operators/#concat) | Returns a sequence in which the current sequence and the specified sequence are concatenated. (async version: [concatAsync](https://ugaya40.github.io/leseq/api/operators/#concatasync) )  | |
 | [concatValue](https://ugaya40.github.io/leseq/api/operators/#concatvalue) | Returns the sequence to which the specified value is added. (async version: [concatValueAsync](https://ugaya40.github.io/leseq/api/operators/#concatvalueasync) )  | |
 | [difference](https://ugaya40.github.io/leseq/api/operators/#difference) | Returns the sequence that is the difference set between the current sequence and the specified sequence. (async version: [differenceAsync](https://ugaya40.github.io/leseq/api/operators/#differenceasync) )  | |

packages/leseq/tests/testUtil.ts

@@ -10,7 +10,7 @@ export const abortableSleep = (ms: number, signal?: AbortSignal) => new Promise<
   setTimeout(resolve,ms)
 });
 
-export const performanceAsync = async <T>(func: () => Promise<T>) => {
+export const performanceAsync = async <T>(func: () => Promise<T>): Promise<[Awaited<T>, number]> => {
   const startTime = performance.now();
   const result = await func(); 
   const endTime = performance.now();

packages/leseq/tsconfig.json

@@ -5,6 +5,7 @@
     "strict": true,
     "outDir": "./dist",
     "moduleResolution": "Node",
+    "esModuleInterop": true,
     "noImplicitAny": true,
     "declaration": true,
   },