async-file/index.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator.throw(value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments)).next());
    });
};
var fs = require('fs');
function access(path, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.access, arguments); });
}
exports.access = access;
function appendFile(filename, data, options) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.appendFile, arguments); });
}
exports.appendFile = appendFile;
function chmod(path, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.chmod, arguments); });
}
exports.chmod = chmod;
function chown(path, uid, gid) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.chown, arguments); });
}
exports.chown = chown;
function close(fd) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.close, arguments); });
}
exports.close = close;
function fchmod(fd, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.fchmod, arguments); });
}
exports.fchmod = fchmod;
function fchown(fd, uid, gid) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.fchown, arguments); });
}
exports.fchown = fchown;
function fstat(fd) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.fstat, arguments); });
}
exports.fstat = fstat;
function ftruncate(fd, len) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.ftruncate, arguments); });
}
exports.ftruncate = ftruncate;
function futimes(fd, atime, mtime) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.futimes, arguments); });
}
exports.futimes = futimes;
function fsync(fd) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.fsync, arguments); });
}
exports.fsync = fsync;
function lchmod(path, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.lchmod, arguments); });
}
exports.lchmod = lchmod;
function lchown(path, uid, gid) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.lchown, arguments); });
}
exports.lchown = lchown;
function link(srcpath, dstpath) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.link, arguments); });
}
exports.link = link;
function lstat(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.lstat, arguments); });
}
exports.lstat = lstat;
function mkdir(path, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.mkdir, arguments); });
}
exports.mkdir = mkdir;
function open(path, flags, mode) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.open, arguments); });
}
exports.open = open;
function read(fd, buffer, offset, length, position) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.read, arguments, null, function () { return { bytesRead: arguments[1], buffer: arguments[2] }; }); });
}
exports.read = read;
function readdir(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.readdir, arguments); });
}
exports.readdir = readdir;
function readFile(file, options) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.readFile, arguments); });
}
exports.readFile = readFile;
function readlink(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.readlink, arguments); });
}
exports.readlink = readlink;
function realpath(path, cache) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.realpath, arguments); });
}
exports.realpath = realpath;
function rename(oldPath, newPath) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.rename, arguments); });
}
exports.rename = rename;
function rmdir(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.rmdir, arguments); });
}
exports.rmdir = rmdir;
function stat(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.stat, arguments); });
}
exports.stat = stat;
function symlink(srcpath, dstpath, type) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.symlink, arguments); });
}
exports.symlink = symlink;
function truncate(path, len) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.truncate, arguments); });
}
exports.truncate = truncate;
function unlink(path) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.unlink, arguments); });
}
exports.unlink = unlink;
function utimes(path, atime, mtime) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.utimes, arguments); });
}
exports.utimes = utimes;
function write(fd, buffer, offset, length, position) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.write, arguments, null, function () { return { written: arguments[1], buffer: arguments[2] }; }); });
}
exports.write = write;
function writeFile(file, data, options) {
    return __awaiter(this, arguments, void 0, function* () { return thunk(fs.writeFile, arguments); });
}
exports.writeFile = writeFile;
(function (Encoding) {
    Encoding[Encoding["ascii"] = 0] = "ascii";
    Encoding[Encoding["base64"] = 1] = "base64";
    Encoding[Encoding["binary"] = 2] = "binary";
    Encoding[Encoding["hex"] = 3] = "hex";
    Encoding[Encoding["ucs2"] = 4] = "ucs2";
    Encoding[Encoding["utf16le"] = 5] = "utf16le";
    Encoding[Encoding["utf8"] = 6] = "utf8";
})(exports.Encoding || (exports.Encoding = {}));
var Encoding = exports.Encoding;
(function (OpenFlags) {
    OpenFlags[OpenFlags["read"] = 0] = "read";
    OpenFlags[OpenFlags["readWrite"] = 1] = "readWrite";
    OpenFlags[OpenFlags["readSync"] = 2] = "readSync";
    OpenFlags[OpenFlags["readWriteSync"] = 3] = "readWriteSync";
    OpenFlags[OpenFlags["write"] = 4] = "write";
    OpenFlags[OpenFlags["writeNoOverwrite"] = 5] = "writeNoOverwrite";
    OpenFlags[OpenFlags["create"] = 6] = "create";
    OpenFlags[OpenFlags["createNoOverwrite"] = 7] = "createNoOverwrite";
    OpenFlags[OpenFlags["append"] = 8] = "append";
    OpenFlags[OpenFlags["appendNoOverwrite"] = 9] = "appendNoOverwrite";
    OpenFlags[OpenFlags["appendRead"] = 10] = "appendRead";
    OpenFlags[OpenFlags["appendReadNoOverwrite"] = 11] = "appendReadNoOverwrite";
})(exports.OpenFlags || (exports.OpenFlags = {}));
var OpenFlags = exports.OpenFlags;
var openFlags = {};
openFlags[OpenFlags.read] = 'r';
openFlags[OpenFlags.readWrite] = 'r+';
openFlags[OpenFlags.readSync] = 'rs';
openFlags[OpenFlags.readWriteSync] = 'rs+';
openFlags[OpenFlags.write] = 'w';
openFlags[OpenFlags.writeNoOverwrite] = 'wx';
openFlags[OpenFlags.create] = 'w+';
openFlags[OpenFlags.createNoOverwrite] = 'wx+';
openFlags[OpenFlags.append] = 'a';
openFlags[OpenFlags.appendNoOverwrite] = 'ax';
openFlags[OpenFlags.appendRead] = 'a+';
openFlags[OpenFlags.appendReadNoOverwrite] = 'ax+';
function readTextFile(file, encoding, flags) {
    return __awaiter(this, void 0, void 0, function* () {
        if (flags === undefined || flags === null)
            flags = OpenFlags.read;
        return thunk(fs.readFile, [file, createOptions(encoding, flags)]);
    });
}
exports.readTextFile = readTextFile;
function writeTextFile(file, data, encoding, flags, mode) {
    return __awaiter(this, void 0, void 0, function* () {
        if (flags === undefined || flags === null)
            flags = OpenFlags.write;
        return thunk(fs.writeFile, [file, data, createOptions(encoding, flags, mode)]);
    });
}
exports.writeTextFile = writeTextFile;
function createOptions(encoding, flags, mode) {
    var options = {};
    if (encoding === undefined || encoding === null)
        encoding = Encoding.utf8;
    if (typeof encoding === 'number')
        options.encoding = Encoding[encoding];
    else if (typeof encoding === 'string')
        options.encoding = encoding;
    if (typeof flags === 'number')
        options.flags = openFlags[flags];
    else if (typeof flags === 'string')
        options.flags = flags;
    if (mode)
        options.mode = mode;
    return options;
}
function exists(path) {
    return __awaiter(this, void 0, void 0, function* () {
        try {
            yield stat(path);
            return true;
        }
        catch (err) {
            if (err.code === 'ENOENT')
                return false;
            else
                throw err;
        }
    });
}
exports.exists = exists;
function thunk(target, args, context, resolver) {
    return new Promise((resolve, reject) => {
        target.apply(context, Array.prototype.slice.call(args).concat([(err, result) => {
                if (err)
                    reject(err);
                else if (resolver)
                    resolver.apply(context, arguments);
                else
                    resolve(result);
            }]));
    });
}
exports.thunk = thunk;
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