add node_modules to address #4364

1 files changed, 61 insertions, 0 deletions

diff --git a/node_modules/beeper/index.js b/node_modules/beeper/index.js
new file mode 100644
index 000000000..21e0aa9ef
--- /dev/null
+++ b/node_modules/beeper/index.js
@@ -0,0 +1,61 @@
+'use strict';
+
+var BEEP_DELAY = 500;
+
+if (!process.stdout.isTTY ||
+	process.argv.indexOf('--no-beep') !== -1 ||
+	process.argv.indexOf('--beep=false') !== -1) {
+	module.exports = function () {};
+	return;
+}
+
+function beep() {
+	process.stdout.write('\u0007');
+}
+
+function melodicalBeep(val, cb) {
+	if (val.length === 0) {
+		cb();
+		return;
+	}
+
+	setTimeout(function () {
+		if (val.shift() === '*') {
+			beep();
+		}
+
+		melodicalBeep(val, cb);
+	}, BEEP_DELAY);
+}
+
+module.exports = function (val, cb) {
+	cb = cb || function () {};
+
+	if (val === parseInt(val)) {
+		if (val < 0) {
+			throw new TypeError('Negative numbers are not accepted');
+		}
+
+		if (val === 0) {
+			cb();
+			return;
+		}
+
+		for (var i = 0; i < val; i++) {
+			setTimeout(function (i) {
+				beep();
+
+				if (i === val - 1) {
+					cb();
+				}
+			}, BEEP_DELAY * i, i);
+		}
+	} else if (!val) {
+		beep();
+		cb();
+	} else if (typeof val === 'string') {
+		melodicalBeep(val.split(''), cb);
+	} else {
+		throw new TypeError('Not an accepted type');
+	}
+};