BREAKING CHANGE(core): Make API strict-by-default: remove *Strict variants, throw on not-found/exists conflicts, add explicit exists() methods, update docs/tests and bump deps

ts/classes.directory.ts

@@ -69,7 +69,7 @@ export class Directory {
     path: string;
     createWithContents?: string | Buffer;
     getFromTrash?: boolean;
-  }): Promise<File | null> {
+  }): Promise<File> {
     const pathDescriptor = {
       directory: this,
       path: optionsArg.path,
@@ -83,7 +83,7 @@ export class Directory {
       return trashedFile;
     }
     if (!exists && !optionsArg.createWithContents) {
-      return null;
+      throw new Error(`File not found at path '${optionsArg.path}'`);
     }
     if (!exists && optionsArg.createWithContents) {
       await File.create({
@@ -98,17 +98,26 @@ export class Directory {
     });
   }
 
+
   /**
-   * gets a file strictly
-   * @param args 
-   * @returns 
+   * Check if a file exists in this directory
    */
-  public async getFileStrict(...args: Parameters<Directory['getFile']>) {
-    const file = await this.getFile(...args);
-    if (!file) {
-      throw new Error(`File not found at path '${args[0].path}'`);
-    }
-    return file;
+  public async fileExists(optionsArg: { path: string }): Promise<boolean> {
+    const pathDescriptor = {
+      directory: this,
+      path: optionsArg.path,
+    };
+    return this.bucketRef.fastExists({
+      path: await helpers.reducePathDescriptorToPath(pathDescriptor),
+    });
+  }
+
+  /**
+   * Check if a subdirectory exists
+   */
+  public async directoryExists(dirNameArg: string): Promise<boolean> {
+    const directories = await this.listDirectories();
+    return directories.some(dir => dir.name === dirNameArg);
   }
 
   /**
@@ -206,7 +215,7 @@ export class Directory {
      * if the path is a file path, it will be treated as a file and the parent directory will be returned
      */
     couldBeFilePath?: boolean;
-  } = {}): Promise<Directory | null> {
+  } = {}): Promise<Directory> {
 
     const dirNameArray = dirNameArg.split('/').filter(str => str.trim() !== "");
 
@@ -253,16 +262,12 @@ export class Directory {
       wantedDirectory = await getDirectory(directoryToSearchIn, dirNameToSearch, counter === dirNameArray.length);
     }
 
-    return wantedDirectory || null;
+    if (!wantedDirectory) {
+      throw new Error(`Directory not found at path '${dirNameArg}'`);
+    }
+    return wantedDirectory;
   }
 
-  public async getSubDirectoryByNameStrict(...args: Parameters<Directory['getSubDirectoryByName']>) {
-    const directory = await this.getSubDirectoryByName(...args);
-    if (!directory) {
-      throw new Error(`Directory not found at path '${args[0]}'`);
-    }
-    return directory;
-  }
 
   /**
    * moves the directory
@@ -360,7 +365,7 @@ export class Directory {
      */
     mode?: 'permanent' | 'trash';
   }) {
-    const file = await this.getFileStrict({
+    const file = await this.getFile({
       path: optionsArg.path,
     });
     await file.delete({