aboutsummaryrefslogtreecommitdiff
path: root/node_modules/prompts/lib/elements/confirm.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/prompts/lib/elements/confirm.js')
-rw-r--r--node_modules/prompts/lib/elements/confirm.js89
1 files changed, 89 insertions, 0 deletions
diff --git a/node_modules/prompts/lib/elements/confirm.js b/node_modules/prompts/lib/elements/confirm.js
new file mode 100644
index 0000000..7a9173f
--- /dev/null
+++ b/node_modules/prompts/lib/elements/confirm.js
@@ -0,0 +1,89 @@
+const color = require('kleur');
+const Prompt = require('./prompt');
+const { style, clear } = require('../util');
+const { erase, cursor } = require('sisteransi');
+
+/**
+ * ConfirmPrompt Base Element
+ * @param {Object} opts Options
+ * @param {String} opts.message Message
+ * @param {Boolean} [opts.initial] Default value (true/false)
+ * @param {Stream} [opts.stdin] The Readable stream to listen to
+ * @param {Stream} [opts.stdout] The Writable stream to write readline data to
+ * @param {String} [opts.yes] The "Yes" label
+ * @param {String} [opts.yesOption] The "Yes" option when choosing between yes/no
+ * @param {String} [opts.no] The "No" label
+ * @param {String} [opts.noOption] The "No" option when choosing between yes/no
+ */
+class ConfirmPrompt extends Prompt {
+ constructor(opts={}) {
+ super(opts);
+ this.msg = opts.message;
+ this.value = opts.initial;
+ this.initialValue = !!opts.initial;
+ this.yesMsg = opts.yes || 'yes';
+ this.yesOption = opts.yesOption || '(Y/n)';
+ this.noMsg = opts.no || 'no';
+ this.noOption = opts.noOption || '(y/N)';
+ this.render();
+ }
+
+ reset() {
+ this.value = this.initialValue;
+ this.fire();
+ this.render();
+ }
+
+ exit() {
+ this.abort();
+ }
+
+ abort() {
+ this.done = this.aborted = true;
+ this.fire();
+ this.render();
+ this.out.write('\n');
+ this.close();
+ }
+
+ submit() {
+ this.value = this.value || false;
+ this.done = true;
+ this.aborted = false;
+ this.fire();
+ this.render();
+ this.out.write('\n');
+ this.close();
+ }
+
+ _(c, key) {
+ if (c.toLowerCase() === 'y') {
+ this.value = true;
+ return this.submit();
+ }
+ if (c.toLowerCase() === 'n') {
+ this.value = false;
+ return this.submit();
+ }
+ return this.bell();
+ }
+
+ render() {
+ if (this.closed) return;
+ if (this.firstRender) this.out.write(cursor.hide);
+ else this.out.write(clear(this.outputText, this.out.columns));
+ super.render();
+
+ this.outputText = [
+ style.symbol(this.done, this.aborted),
+ color.bold(this.msg),
+ style.delimiter(this.done),
+ this.done ? (this.value ? this.yesMsg : this.noMsg)
+ : color.gray(this.initialValue ? this.yesOption : this.noOption)
+ ].join(' ');
+
+ this.out.write(erase.line + cursor.to(0) + this.outputText);
+ }
+}
+
+module.exports = ConfirmPrompt;