106 lines
3.5 KiB
JavaScript
106 lines
3.5 KiB
JavaScript
'use strict';
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var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
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/**
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* Prompt for a series of questions
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* @param {Array|Object} questions Single question object or Array of question objects
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* @returns {Object} Object with values from user input
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*/
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let prompt = (() => {
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var _ref = _asyncToGenerator(function* (questions = [], { onSubmit = noop, onCancel = noop } = {}) {
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const answers = {};
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questions = [].concat(questions);
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let answer, question, quit, name, type;
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let MAP = prompt._map || {};
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var _iteratorNormalCompletion = true;
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var _didIteratorError = false;
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var _iteratorError = undefined;
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try {
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for (var _iterator = questions[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
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question = _step.value;
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var _question = question;
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name = _question.name;
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type = _question.type;
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if (MAP[name] !== void 0) {
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answers[name] = MAP[name];
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delete MAP[name];
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continue; // take val & run
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}
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// if property is a function, invoke it unless it's ignored
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for (let key in question) {
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if (ignore.includes(key)) continue;
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let value = question[key];
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question[key] = typeof value === 'function' ? yield value(answer, _extends({}, answers), question) : value;
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}
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if (typeof question.message !== 'string') {
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throw new Error('prompt message is required');
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}
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// update vars in case they changed
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// skip if type is a falsy value
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var _question2 = question;
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name = _question2.name;
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type = _question2.type;
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if (!type) continue;
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if (prompts[type] === void 0) {
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throw new Error(`prompt type (${type}) is not defined`);
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}
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try {
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answer = yield prompts[type](question);
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answers[name] = answer = question.format ? yield question.format(answer, answers) : answer;
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quit = onSubmit(question, answer);
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} catch (err) {
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quit = !onCancel(question);
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}
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if (quit) return answers;
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}
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} catch (err) {
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_didIteratorError = true;
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_iteratorError = err;
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} finally {
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try {
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if (!_iteratorNormalCompletion && _iterator.return) {
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_iterator.return();
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}
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} finally {
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if (_didIteratorError) {
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throw _iteratorError;
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}
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}
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}
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return answers;
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});
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return function prompt() {
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return _ref.apply(this, arguments);
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};
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})();
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function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }
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const prompts = require('./prompts');
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const ignore = ['suggest', 'format', 'onState'];
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const noop = () => {};
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function inject(obj) {
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prompt._map = prompt._map || {};
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for (let k in obj) {
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prompt._map[k] = obj[k];
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}
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}
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module.exports = Object.assign(prompt, { prompt, prompts, inject }); |