From d07e95b998a242b6f16aede74f3870e72fffab3e Mon Sep 17 00:00:00 2001
From: Arkerthan <arkerthan@gmail.com>
Date: Mon, 17 Feb 2020 23:28:09 +0100
Subject: [PATCH] add assembleList(items)
---
js/utils.js | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/js/utils.js b/js/utils.js
index daf43d3fd15..e888c603445 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -152,6 +152,26 @@ function addA(word) {
return `a ${word}`;
}
+/**
+ * Assembles a list of strings into a proper list.
+ *
+ * @param {Array<string>} items
+ * @returns {string}
+ */
+function assembleList(items) {
+ switch (items.length) {
+ case 0:
+ return "none";
+ case 1:
+ return items[0];
+ case 2:
+ return `${items[0]} and ${items[1]}`;
+ }
+ const last = items.pop();
+ let r = items.join(", ");
+ return `${r} and ${last}`;
+}
+
/**
* @param {number} i
* @returns {string}
--
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