lib: convert to arrow function in fs.js

PR-URL: https://github.com/nodejs/node/pull/24604
Reviewed-By: Ouyang Yadong <oyydoibh@gmail.com>
Reviewed-By: Shingo Inoue <leko.noor@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
This commit is contained in:
exoego 2018-11-24 16:34:14 +09:00 committed by Rich Trott
parent f5b8853d40
commit 32b0958c58

View File

@ -144,7 +144,7 @@ function makeCallback(cb) {
throw new ERR_INVALID_CALLBACK(); throw new ERR_INVALID_CALLBACK();
} }
return function(...args) { return (...args) => {
return Reflect.apply(cb, undefined, args); return Reflect.apply(cb, undefined, args);
}; };
} }
@ -157,7 +157,7 @@ function makeStatsCallback(cb) {
throw new ERR_INVALID_CALLBACK(); throw new ERR_INVALID_CALLBACK();
} }
return function(err, stats) { return (err, stats) => {
if (err) return cb(err); if (err) return cb(err);
cb(err, getStatsFromBinding(stats)); cb(err, getStatsFromBinding(stats));
}; };
@ -631,11 +631,11 @@ function truncate(path, len, callback) {
validateInteger(len, 'len'); validateInteger(len, 'len');
callback = maybeCallback(callback); callback = maybeCallback(callback);
fs.open(path, 'r+', function(er, fd) { fs.open(path, 'r+', (er, fd) => {
if (er) return callback(er); if (er) return callback(er);
const req = new FSReqCallback(); const req = new FSReqCallback();
req.oncomplete = function oncomplete(er) { req.oncomplete = function oncomplete(er) {
fs.close(fd, function(er2) { fs.close(fd, (er2) => {
callback(er || er2); callback(er || er2);
}); });
}; };
@ -995,15 +995,15 @@ function fchmodSync(fd, mode) {
function lchmod(path, mode, callback) { function lchmod(path, mode, callback) {
callback = maybeCallback(callback); callback = maybeCallback(callback);
fs.open(path, O_WRONLY | O_SYMLINK, function(err, fd) { fs.open(path, O_WRONLY | O_SYMLINK, (err, fd) => {
if (err) { if (err) {
callback(err); callback(err);
return; return;
} }
// Prefer to return the chmod error, if one occurs, // Prefer to return the chmod error, if one occurs,
// but still try to close, and report closing errors if they occur. // but still try to close, and report closing errors if they occur.
fs.fchmod(fd, mode, function(err) { fs.fchmod(fd, mode, (err) => {
fs.close(fd, function(err2) { fs.close(fd, (err2) => {
callback(err || err2); callback(err || err2);
}); });
}); });
@ -1152,7 +1152,7 @@ function futimesSync(fd, atime, mtime) {
function writeAll(fd, isUserFd, buffer, offset, length, position, callback) { function writeAll(fd, isUserFd, buffer, offset, length, position, callback) {
// write(fd, buffer, offset, length, position, callback) // write(fd, buffer, offset, length, position, callback)
fs.write(fd, buffer, offset, length, position, function(writeErr, written) { fs.write(fd, buffer, offset, length, position, (writeErr, written) => {
if (writeErr) { if (writeErr) {
if (isUserFd) { if (isUserFd) {
callback(writeErr); callback(writeErr);
@ -1188,7 +1188,7 @@ function writeFile(path, data, options, callback) {
return; return;
} }
fs.open(path, flag, options.mode, function(openErr, fd) { fs.open(path, flag, options.mode, (openErr, fd) => {
if (openErr) { if (openErr) {
callback(openErr); callback(openErr);
} else { } else {
@ -1531,7 +1531,7 @@ function realpathSync(p, options) {
} }
realpathSync.native = function(path, options) { realpathSync.native = (path, options) => {
options = getOptions(options, {}); options = getOptions(options, {});
path = toPathIfFileURL(path); path = toPathIfFileURL(path);
validatePath(path); validatePath(path);
@ -1572,7 +1572,7 @@ function realpath(p, options, callback) {
// On windows, check that the root exists. On unix there is no need. // On windows, check that the root exists. On unix there is no need.
if (isWindows && !knownHard[base]) { if (isWindows && !knownHard[base]) {
fs.lstat(base, function(err, stats) { fs.lstat(base, (err, stats) => {
if (err) return callback(err); if (err) return callback(err);
knownHard[base] = true; knownHard[base] = true;
LOOP(); LOOP();
@ -1636,10 +1636,10 @@ function realpath(p, options, callback) {
return gotTarget(null, seenLinks[id], base); return gotTarget(null, seenLinks[id], base);
} }
} }
fs.stat(base, function(err) { fs.stat(base, (err) => {
if (err) return callback(err); if (err) return callback(err);
fs.readlink(base, function(err, target) { fs.readlink(base, (err, target) => {
if (!isWindows) seenLinks[id] = target; if (!isWindows) seenLinks[id] = target;
gotTarget(err, target); gotTarget(err, target);
}); });
@ -1660,7 +1660,7 @@ function realpath(p, options, callback) {
// On windows, check that the root exists. On unix there is no need. // On windows, check that the root exists. On unix there is no need.
if (isWindows && !knownHard[base]) { if (isWindows && !knownHard[base]) {
fs.lstat(base, function(err) { fs.lstat(base, (err) => {
if (err) return callback(err); if (err) return callback(err);
knownHard[base] = true; knownHard[base] = true;
LOOP(); LOOP();
@ -1672,7 +1672,7 @@ function realpath(p, options, callback) {
} }
realpath.native = function(path, options, callback) { realpath.native = (path, options, callback) => {
callback = makeCallback(callback || options); callback = makeCallback(callback || options);
options = getOptions(options, {}); options = getOptions(options, {});
path = toPathIfFileURL(path); path = toPathIfFileURL(path);