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Diffstat (limited to 'node_modules/prompts/dist/elements/multiselect.js')
| -rw-r--r-- | node_modules/prompts/dist/elements/multiselect.js | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/node_modules/prompts/dist/elements/multiselect.js b/node_modules/prompts/dist/elements/multiselect.js deleted file mode 100644 index 2d129ea..0000000 --- a/node_modules/prompts/dist/elements/multiselect.js +++ /dev/null @@ -1,289 +0,0 @@ -'use strict'; - -const color = require('kleur'); - -const _require = require('sisteransi'), - cursor = _require.cursor; - -const Prompt = require('./prompt'); - -const _require2 = require('../util'), - clear = _require2.clear, - figures = _require2.figures, - style = _require2.style, - wrap = _require2.wrap, - entriesToDisplay = _require2.entriesToDisplay; -/** - * MultiselectPrompt Base Element - * @param {Object} opts Options - * @param {String} opts.message Message - * @param {Array} opts.choices Array of choice objects - * @param {String} [opts.hint] Hint to display - * @param {String} [opts.warn] Hint shown for disabled choices - * @param {Number} [opts.max] Max choices - * @param {Number} [opts.cursor=0] Cursor start position - * @param {Number} [opts.optionsPerPage=10] Max options to display at once - * @param {Stream} [opts.stdin] The Readable stream to listen to - * @param {Stream} [opts.stdout] The Writable stream to write readline data to - */ - - -class MultiselectPrompt extends Prompt { - constructor(opts = {}) { - super(opts); - this.msg = opts.message; - this.cursor = opts.cursor || 0; - this.scrollIndex = opts.cursor || 0; - this.hint = opts.hint || ''; - this.warn = opts.warn || '- This option is disabled -'; - this.minSelected = opts.min; - this.showMinError = false; - this.maxChoices = opts.max; - this.instructions = opts.instructions; - this.optionsPerPage = opts.optionsPerPage || 10; - this.value = opts.choices.map((ch, idx) => { - if (typeof ch === 'string') ch = { - title: ch, - value: idx - }; - return { - title: ch && (ch.title || ch.value || ch), - description: ch && ch.description, - value: ch && (ch.value === undefined ? idx : ch.value), - selected: ch && ch.selected, - disabled: ch && ch.disabled - }; - }); - this.clear = clear('', this.out.columns); - - if (!opts.overrideRender) { - this.render(); - } - } - - reset() { - this.value.map(v => !v.selected); - this.cursor = 0; - this.fire(); - this.render(); - } - - selected() { - return this.value.filter(v => v.selected); - } - - exit() { - this.abort(); - } - - abort() { - this.done = this.aborted = true; - this.fire(); - this.render(); - this.out.write('\n'); - this.close(); - } - - submit() { - const selected = this.value.filter(e => e.selected); - - if (this.minSelected && selected.length < this.minSelected) { - this.showMinError = true; - this.render(); - } else { - this.done = true; - this.aborted = false; - this.fire(); - this.render(); - this.out.write('\n'); - this.close(); - } - } - - first() { - this.cursor = 0; - this.render(); - } - - last() { - this.cursor = this.value.length - 1; - this.render(); - } - - next() { - this.cursor = (this.cursor + 1) % this.value.length; - this.render(); - } - - up() { - if (this.cursor === 0) { - this.cursor = this.value.length - 1; - } else { - this.cursor--; - } - - this.render(); - } - - down() { - if (this.cursor === this.value.length - 1) { - this.cursor = 0; - } else { - this.cursor++; - } - - this.render(); - } - - left() { - this.value[this.cursor].selected = false; - this.render(); - } - - right() { - if (this.value.filter(e => e.selected).length >= this.maxChoices) return this.bell(); - this.value[this.cursor].selected = true; - this.render(); - } - - handleSpaceToggle() { - const v = this.value[this.cursor]; - - if (v.selected) { - v.selected = false; - this.render(); - } else if (v.disabled || this.value.filter(e => e.selected).length >= this.maxChoices) { - return this.bell(); - } else { - v.selected = true; - this.render(); - } - } - - toggleAll() { - if (this.maxChoices !== undefined || this.value[this.cursor].disabled) { - return this.bell(); - } - - const newSelected = !this.value[this.cursor].selected; - this.value.filter(v => !v.disabled).forEach(v => v.selected = newSelected); - this.render(); - } - - _(c, key) { - if (c === ' ') { - this.handleSpaceToggle(); - } else if (c === 'a') { - this.toggleAll(); - } else { - return this.bell(); - } - } - - renderInstructions() { - if (this.instructions === undefined || this.instructions) { - if (typeof this.instructions === 'string') { - return this.instructions; - } - - return '\nInstructions:\n' + ` ${figures.arrowUp}/${figures.arrowDown}: Highlight option\n` + ` ${figures.arrowLeft}/${figures.arrowRight}/[space]: Toggle selection\n` + (this.maxChoices === undefined ? ` a: Toggle all\n` : '') + ` enter/return: Complete answer`; - } - - return ''; - } - - renderOption(cursor, v, i, arrowIndicator) { - const prefix = (v.selected ? color.green(figures.radioOn) : figures.radioOff) + ' ' + arrowIndicator + ' '; - let title, desc; - - if (v.disabled) { - title = cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title); - } else { - title = cursor === i ? color.cyan().underline(v.title) : v.title; - - if (cursor === i && v.description) { - desc = ` - ${v.description}`; - - if (prefix.length + title.length + desc.length >= this.out.columns || v.description.split(/\r?\n/).length > 1) { - desc = '\n' + wrap(v.description, { - margin: prefix.length, - width: this.out.columns - }); - } - } - } - - return prefix + title + color.gray(desc || ''); - } // shared with autocompleteMultiselect - - - paginateOptions(options) { - if (options.length === 0) { - return color.red('No matches for this query.'); - } - - let _entriesToDisplay = entriesToDisplay(this.cursor, options.length, this.optionsPerPage), - startIndex = _entriesToDisplay.startIndex, - endIndex = _entriesToDisplay.endIndex; - - let prefix, - styledOptions = []; - - for (let i = startIndex; i < endIndex; i++) { - if (i === startIndex && startIndex > 0) { - prefix = figures.arrowUp; - } else if (i === endIndex - 1 && endIndex < options.length) { - prefix = figures.arrowDown; - } else { - prefix = ' '; - } - - styledOptions.push(this.renderOption(this.cursor, options[i], i, prefix)); - } - - return '\n' + styledOptions.join('\n'); - } // shared with autocomleteMultiselect - - - renderOptions(options) { - if (!this.done) { - return this.paginateOptions(options); - } - - return ''; - } - - renderDoneOrInstructions() { - if (this.done) { - return this.value.filter(e => e.selected).map(v => v.title).join(', '); - } - - const output = [color.gray(this.hint), this.renderInstructions()]; - - if (this.value[this.cursor].disabled) { - output.push(color.yellow(this.warn)); - } - - return output.join(' '); - } - - render() { - if (this.closed) return; - if (this.firstRender) this.out.write(cursor.hide); - super.render(); // print prompt - - let prompt = [style.symbol(this.done, this.aborted), color.bold(this.msg), style.delimiter(false), this.renderDoneOrInstructions()].join(' '); - - if (this.showMinError) { - prompt += color.red(`You must select a minimum of ${this.minSelected} choices.`); - this.showMinError = false; - } - - prompt += this.renderOptions(this.value); - this.out.write(this.clear + prompt); - this.clear = clear(prompt, this.out.columns); - } - -} - -module.exports = MultiselectPrompt;
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