refactor: introduce type-only imports (#5462)

packages/netlify-cms-lib-util/src/API.ts

@@ -1,4 +1,5 @@
-import { asyncLock, AsyncLock } from './asyncLock';
+import type { AsyncLock } from './asyncLock';
+import { asyncLock } from './asyncLock';
 import unsentRequest from './unsentRequest';
 import APIError from './APIError';
 

packages/netlify-cms-lib-util/src/git-lfs.ts

@@ -3,7 +3,7 @@
 
 import { filter, flow, fromPairs, map } from 'lodash/fp';
 import getBlobSHA from './getBlobSHA';
-import { AssetProxy } from './implementation';
+import type { AssetProxy } from './implementation';
 
 export interface PointerFile {
   size: number;

packages/netlify-cms-lib-util/src/implementation.ts

@@ -1,8 +1,9 @@
-import semaphore, { Semaphore } from 'semaphore';
+import type { Semaphore } from 'semaphore';
+import semaphore from 'semaphore';
 import { unionBy, sortBy } from 'lodash';
-import Cursor from './Cursor';
-import { AsyncLock } from './asyncLock';
-import { FileMetadata } from './API';
+import type Cursor from './Cursor';
+import type { AsyncLock } from './asyncLock';
+import type { FileMetadata } from './API';
 import { basename } from './path';
 
 export type DisplayURLObject = { id: string; path: string };

packages/netlify-cms-lib-util/src/index.ts

@@ -16,8 +16,9 @@ import {
 } from './backendUtil';
 import loadScript from './loadScript';
 import getBlobSHA from './getBlobSHA';
-import { asyncLock, AsyncLock as AL } from './asyncLock';
-import {
+import type { AsyncLock as AL } from './asyncLock';
+import { asyncLock } from './asyncLock';
+import type {
   Implementation as I,
   ImplementationEntry as IE,
   UnpublishedEntryDiff as UED,
@@ -31,26 +32,27 @@ import {
   Entry as E,
   PersistOptions as PO,
   AssetProxy as AP,
+  Config as C,
+  UnpublishedEntryMediaFile as UEMF,
+  DataFile as DF,
+} from './implementation';
+import {
   entriesByFiles,
   entriesByFolder,
   unpublishedEntries,
   getMediaDisplayURL,
   getMediaAsBlob,
   runWithLock,
-  Config as C,
-  UnpublishedEntryMediaFile as UEMF,
   blobToFileObj,
   allEntriesByFolder,
-  DataFile as DF,
 } from './implementation';
+import type { FetchError as FE, ApiRequest as AR } from './API';
 import {
   readFile,
   readFileMetadata,
   isPreviewContext,
   getPreviewStatus,
   PreviewState,
-  FetchError as FE,
-  ApiRequest as AR,
   requestWithBackoff,
   throwOnConflictingBranches,
 } from './API';
@@ -66,13 +68,13 @@ import {
   branchFromContentKey,
   contentKeyFromBranch,
 } from './APIUtils';
+import type { PointerFile as PF } from './git-lfs';
 import {
   createPointerFile,
   getLargeMediaFilteredMediaFiles,
   getLargeMediaPatternsFromGitAttributesFile,
   parsePointerFile,
   getPointerFileForMediaFileObj,
-  PointerFile as PF,
 } from './git-lfs';
 
 export type AsyncLock = AL;