Expose and import the CustomIterator interface

(instead of relying on TS to provide it automatically)

Author: FelixHenninger

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'

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

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