expo-file-system - npm Package Compare versions

Comparing version 18.0.5 to 18.0.6

build/next/ExpoFileSystem.types.d.ts

@@ -147,2 +147,6 @@ export declare class Directory {
     md5: string | null;
+    /**
+     * A mime type of the file. Null if the file does not exist or it cannot be read.
+     */
+    type: string | null;
 }
@@ -149,0 +153,0 @@ export declare class FileHandle {

build/next/FileSystem.d.ts

@@ -15,2 +15,15 @@ import { ReadableStream, WritableStream } from 'web-streams-polyfill';
 }
+export declare class FileBlob extends Blob {
+    file: File;
+    key: string;
+    constructor(file: File);
+    get size(): number;
+    get name(): string;
+    get type(): string;
+    arrayBuffer(): Promise<ArrayBuffer>;
+    text(): Promise<string>;
+    bytes(): Promise<Uint8Array>;
+    stream(): ReadableStream<Uint8Array>;
+    slice(start?: number, end?: number, contentType?: string): Blob;
+}
 export declare class File extends ExpoFileSystem.FileSystemFile {
@@ -26,2 +39,3 @@ /**
     constructor(...uris: (string | File | Directory)[]);
+    blob(): Blob;
     get parentDirectory(): Directory;
@@ -28,0 +42,0 @@ /**

CHANGELOG.md

@@ -13,2 +13,8 @@ # Changelog
 
+## 18.0.6 — 2024-12-16
+
+### 🎉 New features
+
+- [next] Add blob support and `.blob()` function. ([#33152](https://github.com/expo/expo/pull/33152) by [@aleqsio](https://github.com/aleqsio))
+
 ## 18.0.5 — 2024-12-10
@@ -15,0 +21,0 @@

package.json

 {
   "name": "expo-file-system",
-  "version": "18.0.5",
+  "version": "18.0.6",
   "description": "Provides access to the local file system on the device.",
@@ -48,3 +48,3 @@ "main": "src/index.ts",
   },
-  "gitHead": "1faceb8d22bebee4571ef3a2f9578bec33dc26b1"
+  "gitHead": "637acf537a92ac6209bfced71e097ba736b43fef"
 }

src/next/ExpoFileSystem.types.ts

@@ -169,2 +169,7 @@ export declare class Directory {
   md5: string | null;
+
+  /**
+   * A mime type of the file. Null if the file does not exist or it cannot be read.
+   */
+  type: string | null;
 }
@@ -171,0 +176,0 @@

src/next/FileSystem.ts

@@ -31,2 +31,44 @@ import { ReadableStream, WritableStream } from 'web-streams-polyfill';
 
+export class FileBlob extends Blob {
+  file: File;
+  key: string = 'FileBlob';
+
+  constructor(file: File) {
+    super();
+    this.file = file;
+  }
+
+  get size(): number {
+    return this.file.size ?? 0;
+  }
+
+  get name(): string {
+    return this.file.name;
+  }
+
+  get type(): string {
+    return this.file.type ?? '';
+  }
+
+  async arrayBuffer(): Promise<ArrayBuffer> {
+    return this.file.bytes().buffer;
+  }
+
+  async text(): Promise<string> {
+    return this.file.text();
+  }
+
+  async bytes(): Promise<Uint8Array> {
+    return this.file.bytes();
+  }
+
+  stream(): ReadableStream<Uint8Array> {
+    return this.file.readableStream();
+  }
+
+  slice(start?: number, end?: number, contentType?: string): Blob {
+    return new Blob([this.file.bytes().slice(start, end)], { type: contentType });
+  }
+}
+
 export class File extends ExpoFileSystem.FileSystemFile {
@@ -47,2 +89,9 @@ /**
   /*
+   * Returns the file as a Blob. The blob can be used in `@expo/fetch` to send files over network and for other uses.
+   */
+  blob(): Blob {
+    return new FileBlob(this);
+  }
+
+  /*
    * Directory containing the file.
@@ -49,0 +98,0 @@ */

No alert changes

Improved metrics

Total package byte prevSize

310121

increased by0.95%

Lines of code

3218

increased by1.9%

No dependency changes