From 4742409b5b257c272711419e6ad5d0fa8753e2c3 Mon Sep 17 00:00:00 2001
From: Duc Anh Phi <>
Date: Tue, 22 Aug 2023 17:52:48 +0200
Subject: [PATCH] remove list formatting

---
 source/index.ts | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/source/index.ts b/source/index.ts
index 782a067..284a16d 100644
--- a/source/index.ts
+++ b/source/index.ts
@@ -801,13 +801,10 @@ function unique<T>(values: T[]): T[] {
 	return Array.from(new Set(values));
 }
 
-const andFormatter = new Intl.ListFormat('en', {style: 'long', type: 'conjunction'});
-const orFormatter = new Intl.ListFormat('en', {style: 'long', type: 'disjunction'});
-
 function typeErrorMessageMultipleValues(expectedType: AssertionTypeDescription | AssertionTypeDescription[], values: unknown[]): string {
 	const uniqueExpectedTypes = unique((isArray(expectedType) ? expectedType : [expectedType]).map(value => `\`${value}\``));
 	const uniqueValueTypes = unique(values.map(value => `\`${is(value)}\``));
-	return `Expected values which are ${orFormatter.format(uniqueExpectedTypes)}. Received values of type${uniqueValueTypes.length > 1 ? 's' : ''} ${andFormatter.format(uniqueValueTypes)}.`;
+	return `Expected values which are ${uniqueExpectedTypes.join(", ")}. Received values of type${uniqueValueTypes.length > 1 ? 's' : ''} ${uniqueValueTypes.join(", ")}.`;
 }
 
 // Type assertions have to be declared with an explicit type.