[READ-ONLY] Mirror of https://github.com/bombshell-dev/clack. Effortlessly build beautiful command-line apps
bomb.sh/docs/clack/basics/getting-started/
cli
command-line
command-line-app
node
prompt
prompts
fix(#106): spinner conflict with terminal on error
Bruno Rocha
(Mar 29, 2023, 1:57 PM -0300)
52183c45
f43807f6
+68
-25
+5
.changeset/ninety-ravens-smoke.md
+5
.changeset/ninety-ravens-smoke.md
+63
-25
packages/prompts/src/index.ts
+63
-25
packages/prompts/src/index.ts
···
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export const spinner = () => {
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let unblock: () => void;
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let loop: NodeJS.Timer;
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+
let isSpinnerActive: boolean = false;
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const delay = unicode ? 80 : 120;
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+
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const start = (message: string = ''): void => {
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isSpinnerActive = true;
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message = message.replace(/\.?\.?\.$/, '');
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unblock = block();
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process.stdout.write(`${color.gray(S_BAR)}\n${color.magenta('○')} ${message}\n`);
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let i = 0;
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let dot = 0;
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loop = setInterval(() => {
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let frame = frames[i];
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process.stdout.write(cursor.move(-999, -1));
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process.stdout.write(
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`${color.magenta(frame)} ${message}${
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Math.floor(dot) >= 1 ? '.'.repeat(Math.floor(dot)).slice(0, 3) : ''
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} \n`
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);
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i = i === frames.length - 1 ? 0 : i + 1;
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dot = dot === frames.length ? 0 : dot + 0.125;
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}, delay);
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};
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+
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const stop = (message: string = '', code: number = 0): void => {
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isSpinnerActive = false;
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process.stdout.write(cursor.move(-999, -2));
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process.stdout.write(erase.down(2));
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clearInterval(loop);
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const bar = color.gray(S_BAR);
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const step =
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code === 0
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? color.green(S_STEP_SUBMIT)
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: code === 1
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? color.red(S_STEP_CANCEL)
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: color.red(S_STEP_ERROR);
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process.stdout.write(`${bar}\n${step} ${message}\n`);
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unblock();
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};
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+
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const handleCancel = () => {
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if (isSpinnerActive) {
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stop('Canceled', 1);
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}
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};
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+
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const handleError = () => {
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if (isSpinnerActive) {
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stop('Something went wrong', 2);
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}
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};
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+
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// Trigger on code exception
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process.on('uncaughtException', handleError);
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// Trigger on promise rejection
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process.on('unhandledRejection', handleError);
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// Trigger on Ctrl + C -> multi platform
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process.on('SIGINT', handleCancel);
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// Trigger on kill process
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process.on('SIGTERM', handleCancel);
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// Trigger on system shutdown
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process.on('exit', handleCancel);
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+
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return {
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start(message = '') {
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message = message.replace(/\.?\.?\.$/, '');
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unblock = block();
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process.stdout.write(`${color.gray(S_BAR)}\n${color.magenta('○')} ${message}\n`);
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-
let i = 0;
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let dot = 0;
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loop = setInterval(() => {
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let frame = frames[i];
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process.stdout.write(cursor.move(-999, -1));
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process.stdout.write(
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`${color.magenta(frame)} ${message}${
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Math.floor(dot) >= 1 ? '.'.repeat(Math.floor(dot)).slice(0, 3) : ''
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} \n`
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);
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i = i === frames.length - 1 ? 0 : i + 1;
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dot = dot === frames.length ? 0 : dot + 0.125;
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}, delay);
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},
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stop(message = '') {
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process.stdout.write(cursor.move(-999, -2));
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process.stdout.write(erase.down(2));
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clearInterval(loop);
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process.stdout.write(`${color.gray(S_BAR)}\n${color.green(S_STEP_SUBMIT)} ${message}\n`);
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unblock();
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},
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start,
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stop,
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};
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};
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