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import { readFile, readdir } from "fs";
import { createError, MiscError } from "./error";
export async function findAsync<T>(arr: T[], callback: (t: T) => Promise<boolean>): Promise<T> {
const results = await Promise.all(arr.map(callback));
const index = results.findIndex(result => result);
return arr[index];
}
export function getFile(base_dir: string, repository: string, file: string): Promise<string> {
return new Promise((resolve, reject) => {
readFile(`${base_dir}/${repository}/${file}`, (err, content) => {
if(err) {
reject(createError(MiscError, 500, "Failed to open repository file " + file));
return;
}
resolve(content.toString().replace(/\n/gu, ""));
});
});
}
export function getDirectory(directory: string): Promise<string[]> {
return new Promise<string[]>((resolve, reject) => {
readdir(directory, (err, dir_content) => {
if(err) {
reject(createError(MiscError, 500, "Failed to open directory " + directory));
return;
}
resolve(dir_content);
});
});
}
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