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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | 6x 6x 6x 178x 178x 5x 173x 173x 2x 2x 2x 2x 2x 2x 171x 171x 171x 171x 171x 171x 171x 6x 46x 46x 46x 46x 46x 205x 205x 34x 171x 6x 19x 19x 19x 19x 12x 7x 6x | import fs from "fs-extra";
import Path from "path";
interface CopyOptions {
overwrite?: boolean;
errorOnExist?: boolean;
mode?: number | undefined;
ignore?: (path: string) => boolean;
}
const copyFile = async (
src: string,
dest: string,
options: CopyOptions = {},
) => {
const { overwrite = true, errorOnExist = false, mode, ignore } = options;
if (ignore?.(src)) {
return;
}
let throwAlreadyExists = false;
if (!overwrite) {
try {
await fs.lstat(dest);
if (errorOnExist) {
throwAlreadyExists = true;
} else E{
return;
}
} catch {
// Didn't exist so copy it
}
Eif (throwAlreadyExists) {
throw new Error(`File already exists ${dest}`);
}
}
await new Promise<void>((resolve, reject) => {
const inputStream = fs.createReadStream(src);
const outputStream = fs.createWriteStream(dest, { mode });
inputStream.once("error", (err) => {
outputStream.close();
reject(new Error(`Could not write file ${dest}: ${err}`));
});
inputStream.once("end", () => {
resolve();
});
inputStream.pipe(outputStream);
});
};
const copyDir = async (
src: string,
dest: string,
options: CopyOptions = {},
) => {
const { ignore } = options;
Iif (ignore?.(src)) {
return;
}
const filePaths = await fs.readdir(src);
await fs.ensureDir(dest);
for (const fileName of filePaths) {
const fileStat = await fs.lstat(`${src}/${fileName}`);
if (fileStat.isDirectory()) {
await copyDir(`${src}/${fileName}`, `${dest}/${fileName}`, options);
} else {
await copyFile(`${src}/${fileName}`, `${dest}/${fileName}`, options);
}
}
};
const copy = async (src: string, dest: string, options: CopyOptions = {}) => {
// Ensure parent folder exists first
const parentDir = Path.dirname(dest);
await fs.ensureDir(parentDir);
const fileStat = await fs.lstat(src);
if (fileStat.isDirectory()) {
await copyDir(src, dest, options);
} else {
await copyFile(src, dest, options);
}
};
export default copy;
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