1 files changed, 23 insertions, 0 deletions
diff --git a/node_modules/observable-to-promise/index.js b/node_modules/observable-to-promise/index.js
new file mode 100644
index 000000000..7109b70e5
--- /dev/null
+++ b/node_modules/observable-to-promise/index.js
@@ -0,0 +1,23 @@
+'use strict';
+const isObservable = require('is-observable');
+const symbolObservable = require('symbol-observable').default;
+
+module.exports = val => {
+	if (!isObservable(val)) {
+		throw new TypeError('Expected an Observable');
+	}
+
+	const ret = [];
+
+	return new Promise((resolve, reject) => {
+		val[symbolObservable]().subscribe({
+			next: x => {
+				ret.push(x);
+			},
+			error: reject,
+			complete: () => {
+				resolve(ret);
+			}
+		});
+	});
+};