mirror of
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59 lines
1.3 KiB
JavaScript
59 lines
1.3 KiB
JavaScript
const fs = require('fs-extra');
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class FsDriverNode {
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appendFileSync(path, string) {
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return fs.appendFileSync(path, string);
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}
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appendFile(path, string, encoding = 'base64') {
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return fs.appendFile(path, string, { encoding: encoding });
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}
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writeBinaryFile(path, content) {
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let buffer = new Buffer(content);
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return fs.writeFile(path, buffer);
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}
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move(source, dest) {
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return fs.move(source, dest, { overwrite: true });
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}
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exists(path) {
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return fs.pathExists(path);
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}
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open(path, mode) {
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return fs.open(path, mode);
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}
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close(handle) {
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return fs.close(handle);
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}
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readFile(path) {
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return fs.readFile(path);
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}
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async unlink(path) {
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try {
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await fs.unlink(path);
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} catch (error) {
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if (error.code === 'ENOENT') return; // Don't throw if the file does not exist
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throw error;
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}
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}
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async readFileChunk(handle, length, encoding = 'base64') {
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let buffer = new Buffer(length);
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const result = await fs.read(handle, buffer, 0, length, null);
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if (!result.bytesRead) return null;
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buffer = buffer.slice(0, result.bytesRead);
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if (encoding === 'base64') return buffer.toString('base64');
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if (encoding === 'ascii') return buffer.toString('ascii');
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throw new Error('Unsupported encoding: ' + encoding);
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}
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}
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module.exports.FsDriverNode = FsDriverNode; |