84 lines
2.5 KiB
JavaScript
84 lines
2.5 KiB
JavaScript
import readline from "node:readline";
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export function createPrompt() {
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const rl = readline.createInterface({
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input: process.stdin,
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output: process.stdout,
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});
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// Non-interactive stdin (pipe, CI, EOF via `< /dev/null`) cannot answer an
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// interactive prompt. Without a guard, `rl.question` never fires its callback —
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// the await stays pending and Node warns about an "unsettled top-level await" at
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// exit. Resolving on the readline `close` event (which fires on stdin EOF)
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// returns the default/empty instead of hanging. A genuinely piped line still
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// arrives via the question callback first, so `echo value | omniroute …` keeps
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// working — only the no-input EOF case falls back.
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function ask(question, defaultValue = "") {
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const suffix = defaultValue ? ` (${defaultValue})` : "";
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return new Promise((resolve) => {
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let settled = false;
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const done = (v) => {
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if (!settled) {
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settled = true;
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resolve(v);
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}
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};
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rl.once("close", () => done(defaultValue));
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rl.question(`${question}${suffix}: `, (answer) => {
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const trimmed = answer.trim();
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done(trimmed || defaultValue);
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});
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});
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}
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function askSecret(question) {
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return new Promise((resolve) => {
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let settled = false;
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const saved = rl._writeToOutput.bind(rl);
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const done = (v) => {
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if (!settled) {
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settled = true;
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rl._writeToOutput = saved;
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resolve(v);
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}
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};
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let prompted = false;
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rl._writeToOutput = function (str) {
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if (!prompted) {
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rl.output.write(str);
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if (str.endsWith(": ")) prompted = true;
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return;
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}
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// Suppress character echo; allow only newlines through
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if (str === "\r\n" || str === "\n" || str === "\r") rl.output.write("\n");
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};
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rl.once("close", () => done("")); // non-interactive EOF → empty secret, no hang
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rl.question(`${question}: `, (answer) => {
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done(answer.trim());
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});
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});
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}
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function close() {
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rl.close();
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}
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return { ask, askSecret, close };
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}
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export function printHeading(title) {
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console.log(`\n\x1b[1m\x1b[36m${title}\x1b[0m\n`);
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}
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export function printSuccess(message) {
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console.log(`\x1b[32m✔ ${message}\x1b[0m`);
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}
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export function printInfo(message) {
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console.log(`\x1b[2m${message}\x1b[0m`);
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}
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export function printError(message) {
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console.log(`\x1b[31m✖ ${message}\x1b[0m`);
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}
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