407 lines
8.4 KiB
JavaScript
407 lines
8.4 KiB
JavaScript
'use strict';
|
|
const readline = require('readline');
|
|
const chalk = require('chalk');
|
|
const cliCursor = require('cli-cursor');
|
|
const cliSpinners = require('cli-spinners');
|
|
const logSymbols = require('log-symbols');
|
|
const stripAnsi = require('strip-ansi');
|
|
const wcwidth = require('wcwidth');
|
|
const isInteractive = require('is-interactive');
|
|
const isUnicodeSupported = require('is-unicode-supported');
|
|
const {BufferListStream} = require('bl');
|
|
|
|
const TEXT = Symbol('text');
|
|
const PREFIX_TEXT = Symbol('prefixText');
|
|
const ASCII_ETX_CODE = 0x03; // Ctrl+C emits this code
|
|
|
|
class StdinDiscarder {
|
|
constructor() {
|
|
this.requests = 0;
|
|
|
|
this.mutedStream = new BufferListStream();
|
|
this.mutedStream.pipe(process.stdout);
|
|
|
|
const self = this; // eslint-disable-line unicorn/no-this-assignment
|
|
this.ourEmit = function (event, data, ...args) {
|
|
const {stdin} = process;
|
|
if (self.requests > 0 || stdin.emit === self.ourEmit) {
|
|
if (event === 'keypress') { // Fixes readline behavior
|
|
return;
|
|
}
|
|
|
|
if (event === 'data' && data.includes(ASCII_ETX_CODE)) {
|
|
process.emit('SIGINT');
|
|
}
|
|
|
|
Reflect.apply(self.oldEmit, this, [event, data, ...args]);
|
|
} else {
|
|
Reflect.apply(process.stdin.emit, this, [event, data, ...args]);
|
|
}
|
|
};
|
|
}
|
|
|
|
start() {
|
|
this.requests++;
|
|
|
|
if (this.requests === 1) {
|
|
this.realStart();
|
|
}
|
|
}
|
|
|
|
stop() {
|
|
if (this.requests <= 0) {
|
|
throw new Error('`stop` called more times than `start`');
|
|
}
|
|
|
|
this.requests--;
|
|
|
|
if (this.requests === 0) {
|
|
this.realStop();
|
|
}
|
|
}
|
|
|
|
realStart() {
|
|
// No known way to make it work reliably on Windows
|
|
if (process.platform === 'win32') {
|
|
return;
|
|
}
|
|
|
|
this.rl = readline.createInterface({
|
|
input: process.stdin,
|
|
output: this.mutedStream
|
|
});
|
|
|
|
this.rl.on('SIGINT', () => {
|
|
if (process.listenerCount('SIGINT') === 0) {
|
|
process.emit('SIGINT');
|
|
} else {
|
|
this.rl.close();
|
|
process.kill(process.pid, 'SIGINT');
|
|
}
|
|
});
|
|
}
|
|
|
|
realStop() {
|
|
if (process.platform === 'win32') {
|
|
return;
|
|
}
|
|
|
|
this.rl.close();
|
|
this.rl = undefined;
|
|
}
|
|
}
|
|
|
|
let stdinDiscarder;
|
|
|
|
class Ora {
|
|
constructor(options) {
|
|
if (!stdinDiscarder) {
|
|
stdinDiscarder = new StdinDiscarder();
|
|
}
|
|
|
|
if (typeof options === 'string') {
|
|
options = {
|
|
text: options
|
|
};
|
|
}
|
|
|
|
this.options = {
|
|
text: '',
|
|
color: 'cyan',
|
|
stream: process.stderr,
|
|
discardStdin: true,
|
|
...options
|
|
};
|
|
|
|
this.spinner = this.options.spinner;
|
|
|
|
this.color = this.options.color;
|
|
this.hideCursor = this.options.hideCursor !== false;
|
|
this.interval = this.options.interval || this.spinner.interval || 100;
|
|
this.stream = this.options.stream;
|
|
this.id = undefined;
|
|
this.isEnabled = typeof this.options.isEnabled === 'boolean' ? this.options.isEnabled : isInteractive({stream: this.stream});
|
|
this.isSilent = typeof this.options.isSilent === 'boolean' ? this.options.isSilent : false;
|
|
|
|
// Set *after* `this.stream`
|
|
this.text = this.options.text;
|
|
this.prefixText = this.options.prefixText;
|
|
this.linesToClear = 0;
|
|
this.indent = this.options.indent;
|
|
this.discardStdin = this.options.discardStdin;
|
|
this.isDiscardingStdin = false;
|
|
}
|
|
|
|
get indent() {
|
|
return this._indent;
|
|
}
|
|
|
|
set indent(indent = 0) {
|
|
if (!(indent >= 0 && Number.isInteger(indent))) {
|
|
throw new Error('The `indent` option must be an integer from 0 and up');
|
|
}
|
|
|
|
this._indent = indent;
|
|
}
|
|
|
|
_updateInterval(interval) {
|
|
if (interval !== undefined) {
|
|
this.interval = interval;
|
|
}
|
|
}
|
|
|
|
get spinner() {
|
|
return this._spinner;
|
|
}
|
|
|
|
set spinner(spinner) {
|
|
this.frameIndex = 0;
|
|
|
|
if (typeof spinner === 'object') {
|
|
if (spinner.frames === undefined) {
|
|
throw new Error('The given spinner must have a `frames` property');
|
|
}
|
|
|
|
this._spinner = spinner;
|
|
} else if (!isUnicodeSupported()) {
|
|
this._spinner = cliSpinners.line;
|
|
} else if (spinner === undefined) {
|
|
// Set default spinner
|
|
this._spinner = cliSpinners.dots;
|
|
} else if (spinner !== 'default' && cliSpinners[spinner]) {
|
|
this._spinner = cliSpinners[spinner];
|
|
} else {
|
|
throw new Error(`There is no built-in spinner named '${spinner}'. See https://github.com/sindresorhus/cli-spinners/blob/main/spinners.json for a full list.`);
|
|
}
|
|
|
|
this._updateInterval(this._spinner.interval);
|
|
}
|
|
|
|
get text() {
|
|
return this[TEXT];
|
|
}
|
|
|
|
set text(value) {
|
|
this[TEXT] = value;
|
|
this.updateLineCount();
|
|
}
|
|
|
|
get prefixText() {
|
|
return this[PREFIX_TEXT];
|
|
}
|
|
|
|
set prefixText(value) {
|
|
this[PREFIX_TEXT] = value;
|
|
this.updateLineCount();
|
|
}
|
|
|
|
get isSpinning() {
|
|
return this.id !== undefined;
|
|
}
|
|
|
|
getFullPrefixText(prefixText = this[PREFIX_TEXT], postfix = ' ') {
|
|
if (typeof prefixText === 'string') {
|
|
return prefixText + postfix;
|
|
}
|
|
|
|
if (typeof prefixText === 'function') {
|
|
return prefixText() + postfix;
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
updateLineCount() {
|
|
const columns = this.stream.columns || 80;
|
|
const fullPrefixText = this.getFullPrefixText(this.prefixText, '-');
|
|
this.lineCount = 0;
|
|
for (const line of stripAnsi(fullPrefixText + '--' + this[TEXT]).split('\n')) {
|
|
this.lineCount += Math.max(1, Math.ceil(wcwidth(line) / columns));
|
|
}
|
|
}
|
|
|
|
get isEnabled() {
|
|
return this._isEnabled && !this.isSilent;
|
|
}
|
|
|
|
set isEnabled(value) {
|
|
if (typeof value !== 'boolean') {
|
|
throw new TypeError('The `isEnabled` option must be a boolean');
|
|
}
|
|
|
|
this._isEnabled = value;
|
|
}
|
|
|
|
get isSilent() {
|
|
return this._isSilent;
|
|
}
|
|
|
|
set isSilent(value) {
|
|
if (typeof value !== 'boolean') {
|
|
throw new TypeError('The `isSilent` option must be a boolean');
|
|
}
|
|
|
|
this._isSilent = value;
|
|
}
|
|
|
|
frame() {
|
|
const {frames} = this.spinner;
|
|
let frame = frames[this.frameIndex];
|
|
|
|
if (this.color) {
|
|
frame = chalk[this.color](frame);
|
|
}
|
|
|
|
this.frameIndex = ++this.frameIndex % frames.length;
|
|
const fullPrefixText = (typeof this.prefixText === 'string' && this.prefixText !== '') ? this.prefixText + ' ' : '';
|
|
const fullText = typeof this.text === 'string' ? ' ' + this.text : '';
|
|
|
|
return fullPrefixText + frame + fullText;
|
|
}
|
|
|
|
clear() {
|
|
if (!this.isEnabled || !this.stream.isTTY) {
|
|
return this;
|
|
}
|
|
|
|
for (let i = 0; i < this.linesToClear; i++) {
|
|
if (i > 0) {
|
|
this.stream.moveCursor(0, -1);
|
|
}
|
|
|
|
this.stream.clearLine();
|
|
this.stream.cursorTo(this.indent);
|
|
}
|
|
|
|
this.linesToClear = 0;
|
|
|
|
return this;
|
|
}
|
|
|
|
render() {
|
|
if (this.isSilent) {
|
|
return this;
|
|
}
|
|
|
|
this.clear();
|
|
this.stream.write(this.frame());
|
|
this.linesToClear = this.lineCount;
|
|
|
|
return this;
|
|
}
|
|
|
|
start(text) {
|
|
if (text) {
|
|
this.text = text;
|
|
}
|
|
|
|
if (this.isSilent) {
|
|
return this;
|
|
}
|
|
|
|
if (!this.isEnabled) {
|
|
if (this.text) {
|
|
this.stream.write(`- ${this.text}\n`);
|
|
}
|
|
|
|
return this;
|
|
}
|
|
|
|
if (this.isSpinning) {
|
|
return this;
|
|
}
|
|
|
|
if (this.hideCursor) {
|
|
cliCursor.hide(this.stream);
|
|
}
|
|
|
|
if (this.discardStdin && process.stdin.isTTY) {
|
|
this.isDiscardingStdin = true;
|
|
stdinDiscarder.start();
|
|
}
|
|
|
|
this.render();
|
|
this.id = setInterval(this.render.bind(this), this.interval);
|
|
|
|
return this;
|
|
}
|
|
|
|
stop() {
|
|
if (!this.isEnabled) {
|
|
return this;
|
|
}
|
|
|
|
clearInterval(this.id);
|
|
this.id = undefined;
|
|
this.frameIndex = 0;
|
|
this.clear();
|
|
if (this.hideCursor) {
|
|
cliCursor.show(this.stream);
|
|
}
|
|
|
|
if (this.discardStdin && process.stdin.isTTY && this.isDiscardingStdin) {
|
|
stdinDiscarder.stop();
|
|
this.isDiscardingStdin = false;
|
|
}
|
|
|
|
return this;
|
|
}
|
|
|
|
succeed(text) {
|
|
return this.stopAndPersist({symbol: logSymbols.success, text});
|
|
}
|
|
|
|
fail(text) {
|
|
return this.stopAndPersist({symbol: logSymbols.error, text});
|
|
}
|
|
|
|
warn(text) {
|
|
return this.stopAndPersist({symbol: logSymbols.warning, text});
|
|
}
|
|
|
|
info(text) {
|
|
return this.stopAndPersist({symbol: logSymbols.info, text});
|
|
}
|
|
|
|
stopAndPersist(options = {}) {
|
|
if (this.isSilent) {
|
|
return this;
|
|
}
|
|
|
|
const prefixText = options.prefixText || this.prefixText;
|
|
const text = options.text || this.text;
|
|
const fullText = (typeof text === 'string') ? ' ' + text : '';
|
|
|
|
this.stop();
|
|
this.stream.write(`${this.getFullPrefixText(prefixText, ' ')}${options.symbol || ' '}${fullText}\n`);
|
|
|
|
return this;
|
|
}
|
|
}
|
|
|
|
const oraFactory = function (options) {
|
|
return new Ora(options);
|
|
};
|
|
|
|
module.exports = oraFactory;
|
|
|
|
module.exports.promise = (action, options) => {
|
|
// eslint-disable-next-line promise/prefer-await-to-then
|
|
if (typeof action.then !== 'function') {
|
|
throw new TypeError('Parameter `action` must be a Promise');
|
|
}
|
|
|
|
const spinner = new Ora(options);
|
|
spinner.start();
|
|
|
|
(async () => {
|
|
try {
|
|
await action;
|
|
spinner.succeed();
|
|
} catch {
|
|
spinner.fail();
|
|
}
|
|
})();
|
|
|
|
return spinner;
|
|
};
|