fix(twoslash): improve types

Author: antfu

packages/twoslash/src/core.ts

@@ -7,7 +7,7 @@ import type { ShikiTransformer } from '@shikijs/core'
 import type { Element, ElementContent, Text } from 'hast'
 
 import { splitTokens } from '@shikijs/core'
-import type { TransformerTwoslashOptions, TwoslashRenderer, TwoslashShikiReturn } from './types'
+import type { TransformerTwoslashOptions, TwoslashRenderer, TwoslashShikiFunction } from './types'
 import { ShikiTwoslashError } from './error'
 
 export * from './types'
@@ -22,10 +22,8 @@ export function defaultTwoslashOptions(): TwoslashExecuteOptions {
   }
 }
 
-export type TwoslashFunction = (code: string, lang?: string, options?: TwoslashExecuteOptions) => TwoslashShikiReturn
-
 export function createTransformerFactory(
-  defaultTwoslasher: TwoslashFunction,
+  defaultTwoslasher: TwoslashShikiFunction,
   defaultRenderer?: TwoslashRenderer,
 ) {
   return function transformerTwoslash(options: TransformerTwoslashOptions = {}): ShikiTransformer {

packages/twoslash/src/types.ts

@@ -1,4 +1,4 @@
-import type { NodeCompletion, NodeError, NodeHighlight, NodeHover, NodeQuery, NodeTag, TwoslashOptions, TwoslashReturn, twoslasher } from 'twoslash'
+import type { NodeCompletion, NodeError, NodeHighlight, NodeHover, NodeQuery, NodeTag, TwoslashExecuteOptions, TwoslashOptions, TwoslashReturn } from 'twoslash'
 import type { CodeToHastOptions, ShikiTransformerContext } from '@shikijs/core'
 import type { Element, ElementContent, Text } from 'hast'
 
@@ -8,6 +8,8 @@ export type TwoslashShikiReturn =
     meta?: Partial<Pick<TwoslashReturn['meta'], 'extension'>>
   }
 
+export type TwoslashShikiFunction = (code: string, lang?: string, options?: TwoslashExecuteOptions) => TwoslashShikiReturn
+
 declare module '@shikijs/core' {
   interface ShikiTransformerContextMeta {
     twoslash?: TwoslashShikiReturn
@@ -37,7 +39,7 @@ export interface TransformerTwoslashOptions {
   /**
    * Custom instance of twoslasher function
    */
-  twoslasher?: typeof twoslasher
+  twoslasher?: TwoslashShikiFunction
   /**
    * Options to pass to twoslash
    */