FM / esm

/usr/lib/node_modules/pnpm/dist/node_modules/@isaacs/fs-minipass/dist/esm/

/usr/lib/node_modules/pnpm/dist/node_modules/@isaacs/fs-minipass/dist/esm

Name	Size	Mode	Actions
index.d.ts.map	4163	0644	edit dl rm
index.js	12129	0644	edit dl rm
index.js.map	27237	0644	edit dl rm
package.json	23	0644	edit dl rm

Edit: /usr/lib/node_modules/pnpm/dist/node_modules/@isaacs/fs-minipass/dist/esm/index.js (12129B)

import EE from 'events';
import fs from 'fs';
import { Minipass } from 'minipass';
const writev = fs.writev;
const _autoClose = Symbol('_autoClose');
const _close = Symbol('_close');
const _ended = Symbol('_ended');
const _fd = Symbol('_fd');
const _finished = Symbol('_finished');
const _flags = Symbol('_flags');
const _flush = Symbol('_flush');
const _handleChunk = Symbol('_handleChunk');
const _makeBuf = Symbol('_makeBuf');
const _mode = Symbol('_mode');
const _needDrain = Symbol('_needDrain');
const _onerror = Symbol('_onerror');
const _onopen = Symbol('_onopen');
const _onread = Symbol('_onread');
const _onwrite = Symbol('_onwrite');
const _open = Symbol('_open');
const _path = Symbol('_path');
const _pos = Symbol('_pos');
const _queue = Symbol('_queue');
const _read = Symbol('_read');
const _readSize = Symbol('_readSize');
const _reading = Symbol('_reading');
const _remain = Symbol('_remain');
const _size = Symbol('_size');
const _write = Symbol('_write');
const _writing = Symbol('_writing');
const _defaultFlag = Symbol('_defaultFlag');
const _errored = Symbol('_errored');
export class ReadStream extends Minipass {
    [_errored] = false;
    [_fd];
    [_path];
    [_readSize];
    [_reading] = false;
    [_size];
    [_remain];
    [_autoClose];
    constructor(path, opt) {
        opt = opt || {};
        super(opt);
        this.readable = true;
        this.writable = false;
        if (typeof path !== 'string') {
            throw new TypeError('path must be a string');
        }
        this[_errored] = false;
        this[_fd] = typeof opt.fd === 'number' ? opt.fd : undefined;
        this[_path] = path;
        this[_readSize] = opt.readSize || 16 * 1024 * 1024;
        this[_reading] = false;
        this[_size] = typeof opt.size === 'number' ? opt.size : Infinity;
        this[_remain] = this[_size];
        this[_autoClose] =
            typeof opt.autoClose === 'boolean' ? opt.autoClose : true;
        if (typeof this[_fd] === 'number') {
            this[_read]();
        }
        else {
            this[_open]();
        }
    }
    get fd() {
        return this[_fd];
    }
    get path() {
        return this[_path];
    }
    //@ts-ignore
    write() {
        throw new TypeError('this is a readable stream');
    }
    //@ts-ignore
    end() {
        throw new TypeError('this is a readable stream');
    }
    [_open]() {
        fs.open(this[_path], 'r', (er, fd) => this[_onopen](er, fd));
    }
    [_onopen](er, fd) {
        if (er) {
            this[_onerror](er);
        }
        else {
            this[_fd] = fd;
            this.emit('open', fd);
            this[_read]();
        }
    }
    [_makeBuf]() {
        return Buffer.allocUnsafe(Math.min(this[_readSize], this[_remain]));
    }
    [_read]() {
        if (!this[_reading]) {
            this[_reading] = true;
            const buf = this[_makeBuf]();
            /* c8 ignore start */
            if (buf.length === 0) {
                return process.nextTick(() => this[_onread](null, 0, buf));
            }
            /* c8 ignore stop */
            fs.read(this[_fd], buf, 0, buf.length, null, (er, br, b) => this[_onread](er, br, b));
        }
    }
    [_onread](er, br, buf) {
        this[_reading] = false;
        if (er) {
            this[_onerror](er);
        }
        else if (this[_handleChunk](br, buf)) {
            this[_read]();
        }
    }
    [_close]() {
        if (this[_autoClose] && typeof this[_fd] === 'number') {
            const fd = this[_fd];
            this[_fd] = undefined;
            fs.close(fd, er => er ? this.emit('error', er) : this.emit('close'));
        }
    }
    [_onerror](er) {
        this[_reading] = true;
        this[_close]();
        this.emit('error', er);
    }
    [_handleChunk](br, buf) {
        let ret = false;
        // no effect if infinite
        this[_remain] -= br;
        if (br > 0) {
            ret = super.write(br < buf.length ? buf.subarray(0, br) : buf);
        }
        if (br === 0 || this[_remain] <= 0) {
            ret = false;
            this[_close]();
            super.end();
        }
        return ret;
    }
    emit(ev, ...args) {
        switch (ev) {
            case 'prefinish':
            case 'finish':
                return false;
            case 'drain':
                if (typeof this[_fd] === 'number') {
                    this[_read]();
                }
                return false;
            case 'error':
                if (this[_errored]) {
                    return false;
                }
                this[_errored] = true;
                return super.emit(ev, ...args);
            default:
                return super.emit(ev, ...args);
        }
    }
}
export class ReadStreamSync extends ReadStream {
    [_open]() {
        let threw = true;
        try {
            this[_onopen](null, fs.openSync(this[_path], 'r'));
            threw = false;
        }
        finally {
            if (threw) {
                this[_close]();
            }
        }
    }
    [_read]() {
        let threw = true;
        try {
            if (!this[_reading]) {
                this[_reading] = true;
                do {
                    const buf = this[_makeBuf]();
                    /* c8 ignore start */
                    const br = buf.length === 0
                        ? 0
                        : fs.readSync(this[_fd], buf, 0, buf.length, null);
                    /* c8 ignore stop */
                    if (!this[_handleChunk](br, buf)) {
                        break;
                    }
                } while (true);
                this[_reading] = false;
            }
            threw = false;
        }
        finally {
            if (threw) {
                this[_close]();
            }
        }
    }
    [_close]() {
        if (this[_autoClose] && typeof this[_fd] === 'number') {
            const fd = this[_fd];
            this[_fd] = undefined;
            fs.closeSync(fd);
            this.emit('close');
        }
    }
}
export class WriteStream extends EE {
    readable = false;
    writable = true;
    [_errored] = false;
    [_writing] = false;
    [_ended] = false;
    [_queue] = [];
    [_needDrain] = false;
    [_path];
    [_mode];
    [_autoClose];
    [_fd];
    [_defaultFlag];
    [_flags];
    [_finished] = false;
    [_pos];
    constructor(path, opt) {
        opt = opt || {};
        super(opt);
        this[_path] = path;
        this[_fd] = typeof opt.fd === 'number' ? opt.fd : undefined;
        this[_mode] = opt.mode === undefined ? 0o666 : opt.mode;
        this[_pos] = typeof opt.start === 'number' ? opt.start : undefined;
        this[_autoClose] =
            typeof opt.autoClose === 'boolean' ? opt.autoClose : true;
        // truncating makes no sense when writing into the middle
        const defaultFlag = this[_pos] !== undefined ? 'r+' : 'w';
        this[_defaultFlag] = opt.flags === undefined;
        this[_flags] = opt.flags === undefined ? defaultFlag : opt.flags;
        if (this[_fd] === undefined) {
            this[_open]();
        }
    }
    emit(ev, ...args) {
        if (ev === 'error') {
            if (this[_errored]) {
                return false;
            }
            this[_errored] = true;
        }
        return super.emit(ev, ...args);
    }
    get fd() {
        return this[_fd];
    }
    get path() {
        return this[_path];
    }
    [_onerror](er) {
        this[_close]();
        this[_writing] = true;
        this.emit('error', er);
    }
    [_open]() {
        fs.open(this[_path], this[_flags], this[_mode], (er, fd) => this[_onopen](er, fd));
    }
    [_onopen](er, fd) {
        if (this[_defaultFlag] &&
            this[_flags] === 'r+' &&
            er &&
            er.code === 'ENOENT') {
            this[_flags] = 'w';
            this[_open]();
        }
        else if (er) {
            this[_onerror](er);
        }
        else {
            this[_fd] = fd;
            this.emit('open', fd);
            if (!this[_writing]) {
                this[_flush]();
            }
        }
    }
    end(buf, enc) {
        if (buf) {
            //@ts-ignore
            this.write(buf, enc);
        }
        this[_ended] = true;
        // synthetic after-write logic, where drain/finish live
        if (!this[_writing] &&
            !this[_queue].length &&
            typeof this[_fd] === 'number') {
            this[_onwrite](null, 0);
        }
        return this;
    }
    write(buf, enc) {
        if (typeof buf === 'string') {
            buf = Buffer.from(buf, enc);
        }
        if (this[_ended]) {
            this.emit('error', new Error('write() after end()'));
            return false;
        }
        if (this[_fd] === undefined || this[_writing] || this[_queue].length) {
            this[_queue].push(buf);
            this[_needDrain] = true;
            return false;
        }
        this[_writing] = true;
        this[_write](buf);
        return true;
    }
    [_write](buf) {
        fs.write(this[_fd], buf, 0, buf.length, this[_pos], (er, bw) => this[_onwrite](er, bw));
    }
    [_onwrite](er, bw) {
        if (er) {
            this[_onerror](er);
        }
        else {
            if (this[_pos] !== undefined && typeof bw === 'number') {
                this[_pos] += bw;
            }
            if (this[_queue].length) {
                this[_flush]();
            }
            else {
                this[_writing] = false;
                if (this[_ended] && !this[_finished]) {
                    this[_finished] = true;
                    this[_close]();
                    this.emit('finish');
                }
                else if (this[_needDrain]) {
                    this[_needDrain] = false;
                    this.emit('drain');
                }
            }
        }
    }
    [_flush]() {
        if (this[_queue].length === 0) {
            if (this[_ended]) {
                this[_onwrite](null, 0);
            }
        }
        else if (this[_queue].length === 1) {
            this[_write](this[_queue].pop());
        }
        else {
            const iovec = this[_queue];
            this[_queue] = [];
            writev(this[_fd], iovec, this[_pos], (er, bw) => this[_onwrite](er, bw));
        }
    }
    [_close]() {
        if (this[_autoClose] && typeof this[_fd] === 'number') {
            const fd = this[_fd];
            this[_fd] = undefined;
            fs.close(fd, er => er ? this.emit('error', er) : this.emit('close'));
        }
    }
}
export class WriteStreamSync extends WriteStream {
    [_open]() {
        let fd;
        // only wrap in a try{} block if we know we'll retry, to avoid
        // the rethrow obscuring the error's source frame in most cases.
        if (this[_defaultFlag] && this[_flags] === 'r+') {
            try {
                fd = fs.openSync(this[_path], this[_flags], this[_mode]);
            }
            catch (er) {
                if (er?.code === 'ENOENT') {
                    this[_flags] = 'w';
                    return this[_open]();
                }
                else {
                    throw er;
                }
            }
        }
        else {
            fd = fs.openSync(this[_path], this[_flags], this[_mode]);
        }
        this[_onopen](null, fd);
    }
    [_close]() {
        if (this[_autoClose] && typeof this[_fd] === 'number') {
            const fd = this[_fd];
            this[_fd] = undefined;
            fs.closeSync(fd);
            this.emit('close');
        }
    }
    [_write](buf) {
        // throw the original, but try to close if it fails
        let threw = true;
        try {
            this[_onwrite](null, fs.writeSync(this[_fd], buf, 0, buf.length, this[_pos]));
            threw = false;
        }
        finally {
            if (threw) {
                try {
                    this[_close]();
                }
                catch {
                    // ok error
                }
            }
        }
    }
}
//# sourceMappingURL=index.js.map

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