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- import { createPrompt, useState, useKeypress, isEnterKey, usePrefix, makeTheme, } from '@inquirer/core';
- function getBooleanValue(value, defaultValue) {
- let answer = defaultValue !== false;
- if (/^(y|yes)/i.test(value))
- answer = true;
- else if (/^(n|no)/i.test(value))
- answer = false;
- return answer;
- }
- function boolToString(value) {
- return value ? 'Yes' : 'No';
- }
- export default createPrompt((config, done) => {
- const { transformer = boolToString } = config;
- const [status, setStatus] = useState('idle');
- const [value, setValue] = useState('');
- const theme = makeTheme(config.theme);
- const prefix = usePrefix({ status, theme });
- useKeypress((key, rl) => {
- if (isEnterKey(key)) {
- const answer = getBooleanValue(value, config.default);
- setValue(transformer(answer));
- setStatus('done');
- done(answer);
- }
- else if (key.name === 'tab') {
- const answer = boolToString(!getBooleanValue(value, config.default));
- rl.clearLine(0); // Remove the tab character.
- rl.write(answer);
- setValue(answer);
- }
- else {
- setValue(rl.line);
- }
- });
- let formattedValue = value;
- let defaultValue = '';
- if (status === 'done') {
- formattedValue = theme.style.answer(value);
- }
- else {
- defaultValue = ` ${theme.style.defaultAnswer(config.default === false ? 'y/N' : 'Y/n')}`;
- }
- const message = theme.style.message(config.message, status);
- return `${prefix} ${message}${defaultValue} ${formattedValue}`;
- });
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