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import { join } from '@std/path';
export function randomString(len: number) {
return [...crypto.getRandomValues(new Uint8Array(len))].map((x, i) => (i = x / 255 * 61 | 0, String.fromCharCode(i + (i > 9 ? i > 35 ? 61 : 55 : 48)))).join('');
}
export async function getFilesInDirectory(dirPath: string): Promise<string[]> {
const files: string[] = [];
for await (const entry of Deno.readDir(dirPath)) {
if (entry.isFile) {
files.push(entry.name);
}
}
return files;
}
export async function getDirectoryStructureString(
dirPath: string,
indent: string = '',
maxDepth?: number,
currentDepth: number = 0,
): Promise<string> {
let structureString = ''; // Initialize the string to build
// Stop if maxDepth is defined and reached
if (maxDepth !== undefined && currentDepth > maxDepth) {
return ''; // Return empty string if max depth exceeded
}
try {
const entries = [];
for await (const entry of Deno.readDir(dirPath)) {
entries.push(entry);
}
// Sort entries alphabetically, directories first
entries.sort((a, b) => {
if (a.isDirectory && !b.isDirectory) return -1;
if (!a.isDirectory && b.isDirectory) return 1;
return a.name.localeCompare(b.name);
});
for (let i = 0; i < entries.length; i++) {
const entry = entries[i];
const isLast = i === entries.length - 1;
const marker = isLast ? '└── ' : '├── ';
const entryPath = join(dirPath, entry.name);
// Append the current entry line to the string
structureString += `${indent}${marker}${entry.name}${entry.isDirectory ? '/' : ''}\n`; // Add newline
if (entry.isDirectory) {
const nextIndent = indent + (isLast ? ' ' : '│ ');
// Await the recursive call and append its result string
const subStructure = await getDirectoryStructureString(entryPath, nextIndent, maxDepth, currentDepth + 1);
structureString += subStructure;
}
}
} catch (error) {
// Append error messages to the string instead of logging them directly
if (error instanceof Deno.errors.PermissionDenied) {
structureString += `${indent}└── [Permission Denied for ${dirPath}]\n`;
} else if (error instanceof Deno.errors.NotFound) {
structureString += `${indent}└── [Directory Not Found: ${dirPath}]\n`;
} else {
// Append a generic error message; you might still want to log the full error separately
structureString += `${indent}└── [Error reading ${dirPath}]\n`;
console.error(`Error details during structure generation for ${dirPath}:`, error); // Optionally log full error
}
}
return structureString; // Return the accumulated string
}
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