From 12789d7db25c2f7197798d11d1f94cb70122fe4e Mon Sep 17 00:00:00 2001
From: Felix Henninger <mailbox@felixhenninger.com>
Date: Wed, 5 Jul 2023 13:57:01 +0200
Subject: [PATCH] Expose and import the CustomIterator interface

(instead of relying on TS to provide it automatically)
---
 packages/library/src/base/component.ts                | 1 +
 packages/library/src/base/util/iterators/interface.ts | 2 +-
 packages/library/src/flow/util/iterable.ts            | 2 ++
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/library/src/base/component.ts b/packages/library/src/base/component.ts
index 9fcea9c34..32e3d16a6 100644
--- a/packages/library/src/base/component.ts
+++ b/packages/library/src/base/component.ts
@@ -4,6 +4,7 @@ import { Plugin, PluginAPI } from './plugin'
 
 import { makeOptionProxy } from './util/options'
 import { AbortFlip } from './util/iterators/flipIterable'
+import { CustomIterator } from './util/iterators/interface'
 import { aggregateParentOption } from './util/hierarchy'
 import { rwProxy } from './util/proxy'
 import { Row } from '../data/store'
diff --git a/packages/library/src/base/util/iterators/interface.ts b/packages/library/src/base/util/iterators/interface.ts
index 24bec13f0..5abc37ffd 100644
--- a/packages/library/src/base/util/iterators/interface.ts
+++ b/packages/library/src/base/util/iterators/interface.ts
@@ -1,4 +1,4 @@
-interface CustomIterator<T, TReturn = any, TNext = undefined>
+export interface CustomIterator<T, TReturn = any, TNext = undefined>
   extends Iterator<T, TReturn, TNext> {
   peek: () => [String, String, String][]
   reset: () => void
diff --git a/packages/library/src/flow/util/iterable.ts b/packages/library/src/flow/util/iterable.ts
index a0e865413..e926579c3 100644
--- a/packages/library/src/flow/util/iterable.ts
+++ b/packages/library/src/flow/util/iterable.ts
@@ -1,3 +1,5 @@
+import { CustomIterator } from '../../base/util/iterators/interface'
+
 export class CustomIterable<T> {
   #iterable: Iterable<T>
   #running: boolean