11.0.21

changelog.md

@@ -0,0 +1,276 @@
+# Changelog
+
+## 2024-06-23 - 11.0.21 - fix(dependencies)
+Update dependencies to latest versions
+
+- Updated @push.rocks/smartpromise to ^4.0.4
+- Updated @push.rocks/smartstream to ^3.0.44
+- Updated glob to ^10.4.2
+- Updated @types/node to ^20.14.8
+
+
+## 2024-06-07 - 11.0.20 - Changelog
+11.0.20
+
+## 2024-06-07 - 11.0.19 - fix(core): update
+11.0.19
+
+- fix(core): update
+
+## 2024-06-07 - 11.0.18 - fix(core): update
+11.0.18
+
+- fix(core): update
+
+## 2024-06-06 - 11.0.17 - fix(core): update
+11.0.17
+
+- fix(core): update
+
+## 2024-06-06 - 11.0.16 - fix(core): update
+11.0.16
+
+- fix(core): update
+
+## 2024-05-29 - 11.0.16 - update description
+11.0.16
+
+- update description
+
+## 2024-05-17 - 11.0.15 - fix(core): update
+11.0.15
+
+- fix(core): update
+
+## 2024-04-14 - 11.0.14 - update tsconfig
+11.0.14
+
+- update tsconfig
+
+## 2024-04-12 - 11.0.13 - fix(core): update
+11.0.13
+
+- fix(core): update
+
+## 2024-04-12 - 11.0.12 - fix(core): update
+11.0.12
+
+- fix(core): update
+
+## 2024-04-12 - 11.0.11 - fix(core): update
+11.0.11
+
+- fix(core): update
+
+## 2024-04-03 - 11.0.10 - fix(core): update
+11.0.10
+
+- fix(core): update
+
+## 2024-04-03 - 11.0.9 - fix(core): update
+11.0.9
+
+- fix(core): update
+
+## 2024-04-02 - 11.0.8 - fix(core): update
+11.0.8
+
+- fix(core): update
+
+## 2024-04-02 - 11.0.7 - fix(core): update
+11.0.7
+
+- fix(core): update
+
+## 2024-04-02 - 11.0.6 - fix(core): update
+11.0.6
+
+- fix(core): update
+
+## 2024-04-01 - 11.0.5 - update npmextra.json
+11.0.5
+
+- update npmextra.json: githost
+
+## 2024-04-01 - 11.0.4 - fix(core): update
+11.0.4
+
+- fix(core): update
+
+## 2023-11-24 - 11.0.3 - fix(core): update
+11.0.3
+
+- fix(core): update
+
+## 2023-11-07 - 11.0.2 - fix(core): update
+11.0.2
+
+- fix(core): update
+
+## 2023-11-07 - 11.0.1 - fix(core): update
+11.0.1
+
+- fix(core): update
+
+## 2023-11-06 - 11.0.0 - fix(core): update
+11.0.0
+
+- fix(core): update
+
+## 2023-11-06 - 10.0.40 - BREAKING CHANGE(core): update
+10.0.40
+
+- BREAKING CHANGE(core): update
+
+## 2023-11-04 - 10.0.39 - fix(core): update
+10.0.39
+
+- fix(core): update
+
+## 2023-11-04 - 10.0.38 - fix(core): update
+10.0.38
+
+- fix(core): update
+
+## 2023-11-04 - 10.0.37 - fix(core): update
+10.0.37
+
+- fix(core): update
+
+## 2023-11-03 - 10.0.36 - fix(core): update
+10.0.36
+
+- fix(core): update
+
+## 2023-11-03 - 10.0.35 - fix(core): update
+10.0.35
+
+- fix(core): update
+
+## 2023-11-03 - 10.0.34 - fix(core): update
+10.0.34
+
+- fix(core): update
+
+## 2023-11-03 - 10.0.33 - fix(core): update
+10.0.33
+
+- fix(core): update
+
+## 2023-10-12 - 10.0.32 - fix(core): update
+10.0.32
+
+- fix(core): update
+
+## 2023-09-22 - 10.0.31 - fix(core): update
+10.0.31
+
+- fix(core): update
+
+## 2023-08-31 - 10.0.30 - fix(core): update
+10.0.30
+
+- fix(core): update
+
+## 2023-08-23 - 10.0.29 - fix(core): update
+10.0.29
+
+- fix(core): update
+
+## 2023-07-12 - 10.0.28 - fix(core): update
+10.0.28
+
+- fix(core): update
+
+## 2023-07-10 - 10.0.27 - fix(core): update
+10.0.27
+
+- fix(core): update
+
+## 2023-07-10 - 10.0.26 - fix(core): update
+10.0.26
+
+- fix(core): update
+
+## 2023-07-08 - 10.0.25 - fix(core): update
+10.0.25
+
+- fix(core): update
+
+## 2023-06-25 - 10.0.24 to 10.0.14 - Series of Fixes
+10.0.24 to 10.0.14
+
+- Series of fixes in the core module
+
+## 2023-01-09 - 10.0.13 to 10.0.6 - Series of Fixes
+10.0.13 to 10.0.6
+
+- Series of fixes in the core module
+
+## 2022-09-05 - 10.0.5 to 10.0.3 - Series of Fixes
+10.0.5 to 10.0.3
+
+- Series of fixes in the core module
+
+## 2022-06-07 - 10.0.2 to 10.0.1 - Series of Fixes
+10.0.2 to 10.0.1
+
+- Series of fixes in the core module
+
+## 2022-06-07 - 9.0.7 - BREAKING CHANGE(core): switch to esm
+9.0.7
+
+- BREAKING CHANGE(core): switch to esm
+
+## 2022-03-11 - 9.0.6 to 9.0.2 - Series of Fixes
+9.0.6 to 9.0.2
+
+- Series of fixes in the core module
+
+## 2021-12-01 - 9.0.1 - fix(core): update
+9.0.1
+
+- fix(core): update
+
+## 2021-12-01 - 9.0.0 - fix(absolute pathing)
+9.0.0
+
+- add functions for easily getting absolute paths
+
+## 2021-11-30 - 8.0.11 - BREAKING CHANGE(relative pathing)
+8.0.11
+
+- improved relative pathing
+
+## 2020-08-10 - 8.0.10 to 7.0.12 - Series of Fixes and Updates
+8.0.10 to 7.0.12
+
+- Series of fixes in the core module
+- BREAKING CHANGE(Smartfile class): switch to a Buffer-only approach
+
+## 2019-02-17 - 7.0.0 - fix(core): update dependencies
+7.0.0
+
+- fix(core): update dependencies
+
+## 2019-01-27 - 6.0.12 - BREAKING CHANGE(smartfile.fs.fileExists)
+6.0.12
+
+- now returns a Promise<boolean>
+
+## 2018-08-19 - 6.0.11 to 6.0.6 - Series of Fixes
+6.0.11 to 6.0.6
+
+- Series of fixes in core and dependencies
+
+## 2018-07-03 - 6.0.5 to 5.0.0 - Series of Fixes
+6.0.5 to 5.0.0
+
+- Series of fixes in core and dependencies
+
+## 2018-02-16 - 4.2.28 - BREAKING CHANGE(scope)
+4.2.28
+
+- switch to pushrocks scope
+
+

npmextra.json

@@ -10,22 +10,28 @@
       "githost": "code.foss.global",
       "gitscope": "push.rocks",
       "gitrepo": "smartfile",
-      "description": "provides a robust suite of tools for managing files in Node.js using TypeScript.",
+      "description": "Provides comprehensive tools for efficient file management in Node.js using TypeScript, including handling streams, virtual directories, and various file operations.",
       "npmPackagename": "@push.rocks/smartfile",
       "license": "MIT",
       "keywords": [
-        "files management",
+        "file management",
         "TypeScript",
         "Node.js",
-        "read files",
-        "write files",
-        "copy files",
+        "file operations",
+        "file manipulation",
         "file streaming",
-        "directories manipulation",
-        "virtual file system",
+        "virtual directory",
         "filesystem utilities",
-        "ESM syntax",
-        "memory-efficient streaming"
+        "memory-efficient file handling",
+        "custom file operations",
+        "write files",
+        "read files",
+        "copy files",
+        "delete files",
+        "list directories",
+        "handle large files",
+        "virtual filesystems",
+        "buffer operations"
       ]
     }
   },

package.json

@@ -1,8 +1,8 @@
 {
   "name": "@push.rocks/smartfile",
   "private": false,
-  "version": "11.0.9",
-  "description": "provides a robust suite of tools for managing files in Node.js using TypeScript.",
+  "version": "11.0.21",
+  "description": "Provides comprehensive tools for efficient file management in Node.js using TypeScript, including handling streams, virtual directories, and various file operations.",
   "main": "dist_ts/index.js",
   "typings": "dist_ts/index.d.ts",
   "type": "module",
@@ -13,52 +13,58 @@
   },
   "repository": {
     "type": "git",
-    "url": "git+https://gitlab.com/push.rocks/smartfile.git"
+    "url": "https://code.foss.global/push.rocks/smartfile.git"
   },
   "keywords": [
-    "files management",
+    "file management",
     "TypeScript",
     "Node.js",
-    "read files",
-    "write files",
-    "copy files",
+    "file operations",
+    "file manipulation",
     "file streaming",
-    "directories manipulation",
-    "virtual file system",
+    "virtual directory",
     "filesystem utilities",
-    "ESM syntax",
-    "memory-efficient streaming"
+    "memory-efficient file handling",
+    "custom file operations",
+    "write files",
+    "read files",
+    "copy files",
+    "delete files",
+    "list directories",
+    "handle large files",
+    "virtual filesystems",
+    "buffer operations"
   ],
   "author": "Lossless GmbH <hello@lossless.com> (https://lossless.com)",
   "license": "MIT",
   "bugs": {
     "url": "https://gitlab.com/push.rocks/smartfile/issues"
   },
-  "homepage": "https://gitlab.com/push.rocks/smartfile#readme",
+  "homepage": "https://code.foss.global/push.rocks/smartfile",
   "dependencies": {
-    "@push.rocks/lik": "^6.0.12",
+    "@push.rocks/lik": "^6.0.15",
     "@push.rocks/smartdelay": "^3.0.5",
     "@push.rocks/smartfile-interfaces": "^1.0.7",
     "@push.rocks/smarthash": "^3.0.4",
-    "@push.rocks/smartjson": "^5.0.10",
-    "@push.rocks/smartmime": "^1.0.5",
-    "@push.rocks/smartpath": "^5.0.11",
-    "@push.rocks/smartpromise": "^4.0.2",
-    "@push.rocks/smartrequest": "^2.0.21",
-    "@push.rocks/smartstream": "^3.0.30",
+    "@push.rocks/smartjson": "^5.0.20",
+    "@push.rocks/smartmime": "^2.0.2",
+    "@push.rocks/smartpath": "^5.0.18",
+    "@push.rocks/smartpromise": "^4.0.4",
+    "@push.rocks/smartrequest": "^2.0.22",
+    "@push.rocks/smartstream": "^3.0.44",
     "@types/fs-extra": "^11.0.4",
     "@types/glob": "^8.1.0",
     "@types/js-yaml": "^4.0.9",
-    "fs-extra": "^11.1.1",
-    "glob": "^10.3.10",
+    "fs-extra": "^11.2.0",
+    "glob": "^10.4.2",
     "js-yaml": "^4.1.0"
   },
   "devDependencies": {
-    "@git.zone/tsbuild": "^2.1.70",
+    "@git.zone/tsbuild": "^2.1.80",
     "@git.zone/tsrun": "^1.2.46",
-    "@git.zone/tstest": "^1.0.84",
-    "@push.rocks/tapbundle": "^5.0.15",
-    "@types/node": "^20.10.0"
+    "@git.zone/tstest": "^1.0.90",
+    "@push.rocks/tapbundle": "^5.0.23",
+    "@types/node": "^20.14.8"
   },
   "files": [
     "ts/**/*",

readme.hints.md

@@ -0,0 +1 @@
+ 

readme.md

@@ -1,6 +1,6 @@
 # @push.rocks/smartfile
 
-> offers smart ways to work with files in nodejs
+> Provides a robust suite of tools for managing files in Node.js using TypeScript.
 
 ## Install
 
@@ -12,87 +12,214 @@ npm install @push.rocks/smartfile
 
 ## Usage
 
-`@push.rocks/smartfile` provides a robust suite of tools for managing files in Node.js projects using modern TypeScript and ESM syntax. It simplifies numerous file operations such as reading, writing, copying, and streaming files, as well as working with directories and virtual file systems.
+`@push.rocks/smartfile` offers extensive file management utilities, enabling seamless file processing with TypeScript in a Node.js environment. Below are detailed examples showcasing various features of the module.
 
-### **Key Features and Classes**
+### Quick Start
 
-- **`SmartFile`**: Facilitates reading from and writing to individual files, managing metadata.
-- **`StreamFile`**: Optimizes memory usage by enabling efficient file streaming.
-- **`VirtualDirectory`**: Allows manipulation of a group of files or directories as a virtual file system.
-
-### **Getting Started with ESM and TypeScript**
-
-First, ensure your project supports ESM syntax and TypeScript. Then, begin by importing the desired features from `@push.rocks/smartfile`:
+First, ensure you're working in an environment that supports ECMAScript modules (ESM) and TypeScript. Here’s how you’d generally import and use `@push.rocks/smartfile`:
 
 ```typescript
-import { SmartFile, StreamFile, VirtualDirectory, memory, fs as smartFs } from '@push.rocks/smartfile';
+import { SmartFile, StreamFile, VirtualDirectory, fs, memory, interpreter } from '@push.rocks/smartfile';
 ```
 
-### **Reading and Writing Files**
+### Working with `SmartFile`
 
 #### Reading Files
 
-Reading a JSON file:
+To read from a file and convert it to a `SmartFile` instance:
 
 ```typescript
-const myJsonFile: SmartFile = await SmartFile.fromFilePath('./data.json');
-const jsonData = JSON.parse(myJsonFile.contents.toString());
-console.log(jsonData);
+const myJsonSmartFile: SmartFile = await SmartFile.fromFilePath('./somePath/data.json');
+const jsonData = JSON.parse(myJsonSmartFile.contents.toString());
+console.log(jsonData);  // Assuming the file contains JSON content
 ```
 
 #### Writing Files
 
-Writing content to a file:
+To write data to a file through a `SmartFile`:
 
 ```typescript
-const filePath: string = './output.txt';
-const content: string = 'Hello, SmartFile!';
+const filePath: string = './output/outputData.json';
+const content: string = JSON.stringify({ key: 'value' });
 await memory.toFs(content, filePath);
-console.log('File saved successfully.');
 ```
 
-### **Streaming Large Files**
+### Streaming Large Files with `StreamFile`
 
-For large files, `StreamFile` provides a memory-efficient streaming solution:
+When dealing with large files, you can use `StreamFile` to handle such files efficiently, minimizing memory usage:
 
 ```typescript
-import { createReadStream } from 'fs';
-
-const sourceStream = createReadStream('./large-video.mp4');
-const myStreamFile = await StreamFile.fromStream(sourceStream, 'large-video.mp4');
-await myStreamFile.writeToDir('./storage');
-console.log('Large file streamed to disk successfully.');
+const largeFile: StreamFile = await StreamFile.fromPath('./largeInput/largeFile.mp4');
+await largeFile.writeToDisk('./largeOutput/largeFileCopy.mp4');
 ```
 
-### **Working with Virtual Directories**
+### Working with Virtual Directories
 
-`VirtualDirectory` abstracts a collection of files allowing operations to be performed as if they were on disk:
+Handling multiple files as if they were part of a file system:
 
 ```typescript
-const virtualDir = new VirtualDirectory();
-virtualDir.addSmartfiles([smartFile1, smartFile2]); // Assuming these are SmartFile instances
-await virtualDir.saveToDisk('./virtual-output');
-console.log('Virtual directory saved to disk.');
+const virtualDir = await VirtualDirectory.fromFsDirPath('./data/inputDir');
+await virtualDir.saveToDisk('./data/outputDir');
 ```
 
-### **Advanced File Operations**
+### File System Operations
 
-`@push.rocks/smartfile` simplifies complex file operations, including:
+`@push.rocks/smartfile` provides a suite of utilities for common file system operations such as copying, deleting, and listing files or directories.
 
-- Copying directories and files
-- Removing files or directories
-- Listing files and directories with filters
-- Reading file content directly into JavaScript objects
+#### Copying a File
 
-### **Web File Handling**
+```typescript
+await fs.copy('./sourceFile.txt', './destinationFile.txt');
+```
 
-Handling files from HTTP requests:
+#### Deleting a Directory
 
-`@push.rocks/smartfile` offers utilities to work with files from web sources, making it simpler to manage downloads and uploads.
+```typescript
+await fs.remove('./directoryToDelete');
+```
 
-### **Comprehensive File Management**
+#### Listing Files in a Directory
 
-Whether you're dealing with local files, directories, or files over the internet, `@push.rocks/smartfile` provides a comprehensive set of tools to streamline your workflow and reduce the complexity of file management in your Node.js projects.
+```typescript
+const fileList: string[] = await fs.listFiles('./someDirectory');
+console.log(fileList);
+```
+
+### Advanced File Management
+
+For specialized file operations, such as editing the contents of a file or streaming files from URLs, `@push.rocks/smartfile` includes advanced management features.
+
+#### Editing a File’s Contents
+
+```typescript
+const smartFileToEdit: SmartFile = await SmartFile.fromFilePath('./editableFile.txt');
+await smartFileToEdit.editContentAsString(async (content) => content.replace(/originalText/g, 'newText'));
+await smartFileToEdit.write();
+```
+
+#### Streaming a File from a URL
+
+```typescript
+const streamedFile: StreamFile = await StreamFile.fromUrl('https://example.com/file.pdf');
+await streamedFile.writeToDisk('./downloadedFiles/file.pdf');
+```
+
+### Working with File Buffers and Streams
+
+`@push.rocks/smartfile` allows you to easily work with files using Buffers and Streams, facilitating operations like file transformations, uploads, and downloads.
+
+#### Creating a SmartFile from a Buffer
+
+```typescript
+const buffer: Buffer = Buffer.from('Sample data');
+const bufferSmartFile: SmartFile = await SmartFile.fromBuffer('./bufferFile.txt', buffer);
+await bufferSmartFile.write();
+```
+
+### Using `VirtualDirectory` for Complex File Management
+
+`VirtualDirectory` simplifies the management of multiple files that are otherwise scattered across different directories or created at runtime. 
+
+#### Creating a `VirtualDirectory`
+
+To create a `VirtualDirectory` from an existing file directory:
+
+```typescript
+const virtualDirectory = await VirtualDirectory.fromFsDirPath('./someDirectory');
+```
+
+#### Adding More Files
+
+You can add more `SmartFile` instances to your `VirtualDirectory`:
+
+```typescript
+const additionalFiles = [
+  await SmartFile.fromFilePath('./anotherDirectory/file1.txt'),
+  await SmartFile.fromFilePath('./anotherDirectory/file2.txt')
+];
+virtualDirectory.addSmartfiles(additionalFiles);
+```
+
+#### Saving `VirtualDirectory` to Disk
+
+Save your entire `VirtualDirectory` to disk:
+
+```typescript
+await virtualDirectory.saveToDisk('./outputDirectory');
+```
+
+### Utilizing StreamFile for Efficient File Handling
+
+Using `StreamFile` can be especially beneficial for large files or when performing streaming operations.
+
+#### Streaming from a URL
+
+`StreamFile` provides capabilities to stream files directly from URLs, making it easier to work with remote content.
+
+```typescript
+const urlStreamFile: StreamFile = await StreamFile.fromUrl('https://example.com/largefile.zip');
+await urlStreamFile.writeToDisk('./downloadedFiles/largefile.zip');
+```
+
+### Combining Buffer and Stream Approaches
+
+Create `StreamFile` from a buffer for efficient, multi-use streams.
+
+```typescript
+const buffer = Buffer.from('Streaming buffer content');
+const bufferStreamFile = StreamFile.fromBuffer(buffer, 'bufferBasedStream.txt');
+await bufferStreamFile.writeToDisk('./streams/bufferBasedStream.txt');
+```
+
+### Read and Write Operations with StreamFile
+
+Perform read and write operations efficiently using `StreamFile`.
+
+```typescript
+const fileStream = await StreamFile.fromPath('./inputData/largeFile.data');
+await fileStream.writeToDisk('./outputData/largeFileCopy.data');
+```
+
+Check for completeness of your read and write operations, ensuring the integrity of file content.
+
+```typescript
+const readBuffer = await fileStream.getContentAsBuffer();
+console.log(readBuffer.toString());
+```
+
+### Ensuring File Readiness for Streaming
+
+Ensure a file is ready for streaming or create a custom readable stream incorporating data transformation.
+
+```typescript
+const smartReadStream = new SmartReadStream('./incomingData/sample.data');
+smartReadStream.on('data', (chunk) => {
+  console.log('New Data Chunk:', chunk.toString());
+});
+```
+
+### File Transformation with SmartReadStream
+
+Perform transformations on the stream of data while reading:
+
+```typescript
+smartReadStream.on('data', (chunk) => {
+  // Perform some transformation
+  const transformedChunk = chunk.toString().toUpperCase();
+  console.log('Transformed Data Chunk:', transformedChunk);
+});
+```
+
+### Streaming with SmartReadStream
+
+Stream data from a `SmartReadStream` to a file efficiently managing large datasets.
+
+```typescript
+const transformedWriteStream = fs.createWriteStream('./processedData/transformed.data');
+smartReadStream.pipe(transformedWriteStream);
+```
+
+`@push.rocks/smartfile` significantly simplifies the handling of complex file operations in Node.js projects, making these tasks straightforward while maintaining efficiency and ease of use. Explore and leverage these features to enhance your project's file management capabilities.
 
 ## License and Legal Information
 

ts/00_commitinfo_data.ts

@@ -1,8 +1,8 @@
 /**
- * autocreated commitinfo by @pushrocks/commitinfo
+ * autocreated commitinfo by @push.rocks/commitinfo
  */
 export const commitinfo = {
   name: '@push.rocks/smartfile',
-  version: '11.0.9',
-  description: 'provides a robust suite of tools for managing files in Node.js using TypeScript.'
+  version: '11.0.21',
+  description: 'Provides comprehensive tools for efficient file management in Node.js using TypeScript, including handling streams, virtual directories, and various file operations.'
 }

ts/classes.smartfile.ts

@@ -169,7 +169,9 @@ export class SmartFile extends plugins.smartjson.Smartjson {
    * - no argument write to exactly where the file was picked up
    */
   public async write() {
-    await memory.toFs(this.contentBuffer, plugins.path.join(this.base, this.path));
+    let writePath = plugins.smartpath.transform.makeAbsolute(this.path, this.base);
+    console.log(`writing to ${writePath}`);
+    await memory.toFs(this.contentBuffer, writePath);
   }
 
   /**
@@ -304,4 +306,11 @@ export class SmartFile extends plugins.smartjson.Smartjson {
     stream.push(null); // Push null to signify the end of the stream (EOF)
     return stream;
   }
+
+  /**
+   * Returns the size of the file in bytes
+   */
+  public async getSize(): Promise<number> {
+    return this.contentBuffer.length;
+  }
 }

ts/classes.streamfile.ts

@@ -10,26 +10,16 @@ type TStreamSource = (streamFile: StreamFile) => Promise<Readable>;
  * It allows creating streams from a file path, a URL, or a buffer.
  */
 export class StreamFile {
-  // INSTANCE
-  relativeFilePath?: string;
-  private streamSource: TStreamSource;
-
-  // enable stream based multi use
-  private cachedStreamBuffer?: Buffer;
-  public multiUse: boolean;
-  public used: boolean = false;
-
-  private constructor(streamSource: TStreamSource, relativeFilePath?: string) {
-    this.streamSource = streamSource;
-    this.relativeFilePath = relativeFilePath;
-  }
-
   // STATIC
 
   public static async fromPath(filePath: string): Promise<StreamFile> {
-    const streamSource: TStreamSource = async (stremFileArg) => smartfileFsStream.createReadStream(filePath);
+    const streamSource: TStreamSource = async (streamFileArg) => smartfileFsStream.createReadStream(filePath);
     const streamFile = new StreamFile(streamSource, filePath);
     streamFile.multiUse = true;
+    streamFile.byteLengthComputeFunction = async () => {
+      const stats = await smartfileFs.stat(filePath);
+      return stats.size;
+    }
     return streamFile;
   }
 
@@ -37,6 +27,10 @@ export class StreamFile {
     const streamSource: TStreamSource = async (streamFileArg) => plugins.smartrequest.getStream(url); // Replace with actual plugin method
     const streamFile = new StreamFile(streamSource);
     streamFile.multiUse = true;
+    streamFile.byteLengthComputeFunction = async () => {
+      const response = await plugins.smartrequest.getBinary(url); // TODO: switch to future .getBinaryByteLength()
+      return response.body.length;
+    }
     return streamFile;
   }
 
@@ -49,6 +43,7 @@ export class StreamFile {
     };
     const streamFile = new StreamFile(streamSource, relativeFilePath);
     streamFile.multiUse = true;
+    streamFile.byteLengthComputeFunction = async () => buffer.length;
     return streamFile;
   }
 
@@ -91,6 +86,22 @@ export class StreamFile {
     return streamFile;
   }
 
+
+  // INSTANCE
+  relativeFilePath?: string;
+  private streamSource: TStreamSource;
+
+  // enable stream based multi use
+  private cachedStreamBuffer?: Buffer;
+  public multiUse: boolean;
+  public used: boolean = false;
+  public byteLengthComputeFunction: () => Promise<number>;
+
+  private constructor(streamSource: TStreamSource, relativeFilePath?: string) {
+    this.streamSource = streamSource;
+    this.relativeFilePath = relativeFilePath;
+  }
+
   // METHODS
 
   private checkMultiUse() {
@@ -149,4 +160,15 @@ export class StreamFile {
     const contentBuffer = await this.getContentAsBuffer();
     return contentBuffer.toString(formatArg);
   }
+
+  /**
+   * Returns the size of the file content in bytes.
+   */
+  public async getSize(): Promise<number> {
+    if (this.byteLengthComputeFunction) {
+      return this.byteLengthComputeFunction();
+    } else {
+      return null;
+    }
+  }
 }

ts/fs.ts

@@ -190,7 +190,8 @@ export const removeManySync = (filePathArrayArg: string[]): void => {
 ===============================================================*/
 
 /**
- *
+ * reads a file content to an object
+ * good for JSON, YAML, TOML, etc.
  * @param filePathArg
  * @param fileTypeArg
  * @returns {any}
@@ -206,7 +207,7 @@ export const toObjectSync = (filePathArg, fileTypeArg?) => {
  * reads a file content to a String
  */
 export const toStringSync = (filePath: string): string => {
-  const encoding = plugins.smartmime.getEncoding(filePath);
+  const encoding = plugins.smartmime.getEncodingForPathSync(filePath);
   let fileString: string | Buffer = plugins.fsExtra.readFileSync(filePath, encoding);
   if (Buffer.isBuffer(fileString)) {
     fileString = fileString.toString('binary');
@@ -447,8 +448,8 @@ export const waitForFileToBeReady = (filePathArg: string): Promise<void> => {
  * @param fileBaseArg
  */
 export let toFs = async (
-  filePathArg: string,
   fileContentArg: string | Buffer | SmartFile | StreamFile,
+  filePathArg: string,
   optionsArg: {
     respectRelative?: boolean;
   } = {}
@@ -485,7 +486,6 @@ export let toFs = async (
   return await done.promise;
 };
 
-
-
-
-
+export const stat = async (filePathArg: string) => {
+  return plugins.fsPromises.stat(filePathArg);
+}

ts/plugins.ts

@@ -1,9 +1,10 @@
 // node native scope
 import * as fs from 'fs';
+import * as fsPromises from 'fs/promises';
 import * as path from 'path';
 import * as stream from 'stream';
 
-export { fs, path, stream };
+export { fs, fsPromises, path, stream };
 
 // @pushrocks scope
 import * as lik from '@push.rocks/lik';