From a158b10c00d14f781b955a77f7d89edf3cc73005 Mon Sep 17 00:00:00 2001
From: Darren Zhao <darren@levro.com>
Date: Mon, 27 Jun 2022 16:16:55 -0400
Subject: [PATCH 1/2] Fix bug with origOptions key iteration.

---
 src/nlp/totext.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nlp/totext.ts b/src/nlp/totext.ts
index cbb614a1..7500595d 100644
--- a/src/nlp/totext.ts
+++ b/src/nlp/totext.ts
@@ -139,7 +139,7 @@ export default class ToText {
     if (rrule.origOptions.until && rrule.origOptions.count) return false
 
     for (const key in rrule.origOptions) {
-      if (contains(['dtstart', 'wkst', 'freq'], key)) return true
+      if (contains(['dtstart', 'wkst', 'freq'], key)) continue
       if (!contains(ToText.IMPLEMENTED[rrule.options.freq], key)) return false
     }
 

From af3efec400e2bc0a2fc5a6017ca1257bf3c0abe8 Mon Sep 17 00:00:00 2001
From: Darren Zhao <darren@levro.com>
Date: Mon, 27 Jun 2022 16:47:53 -0400
Subject: [PATCH 2/2] Add test.

---
 test/nlp.test.ts | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/test/nlp.test.ts b/test/nlp.test.ts
index c64e7b44..1b78740b 100644
--- a/test/nlp.test.ts
+++ b/test/nlp.test.ts
@@ -1,5 +1,5 @@
 import { expect } from 'chai'
-import { RRule } from '../src'
+import { Frequency, Options, RRule } from '../src'
 import { optionsToString } from '../src/optionstostring'
 import { DateFormatter } from '../src/nlp/totext'
 import { datetime } from './lib/utils'
@@ -29,6 +29,11 @@ const texts = [
   ['Every week for 20 times', 'RRULE:FREQ=WEEKLY;COUNT=20'],
 ]
 
+const textsByOptions: [string, Partial<Options>][] = [
+  // The option "byhour" is not fully convertible for monthly.
+  ['Every month on tuesday (~ approximate)', { dtstart: datetime(2022, 6, 1), freq: Frequency.MONTHLY, interval: 1, byweekday: 1, byhour: 1 }]
+]
+
 describe('NLP', () => {
   it('fromText()', function () {
     texts.forEach(function (item) {
@@ -47,6 +52,13 @@ describe('NLP', () => {
         str + ' => ' + text
       )
     })
+    textsByOptions.forEach(function (item) {
+      const text = item[0]
+      const options = item[1]
+      expect(new RRule(options).toText().toLowerCase()).equals(
+        text.toLowerCase()
+      )
+    })
   })
 
   it('parseText()', function () {