From b2b07ef0612cc549508b757826d8d143d9587119 Mon Sep 17 00:00:00 2001
From: Chuck Daniels <cjdaniels4@gmail.com>
Date: Thu, 23 Mar 2023 12:59:31 -0400
Subject: Make iterator.any/all TCO eligible in JavaScript

Fixes #427
---
 test/gleam/iterator_test.gleam | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'test')

diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam
index 9c98c9d..81c790e 100644
--- a/test/gleam/iterator_test.gleam
+++ b/test/gleam/iterator_test.gleam
@@ -406,6 +406,12 @@ pub fn any_test() {
   iterator.from_list([1, 3, 5, 7, 9])
   |> iterator.any(satisfying: fn(n) { n % 2 == 0 })
   |> should.be_false
+
+  // TCO test
+  iterator.repeat(1)
+  |> iterator.take(1_000_000)
+  |> iterator.any(satisfying: fn(n) { n % 2 == 0 })
+  |> should.be_false
 }
 
 pub fn all_test() {
@@ -420,6 +426,12 @@ pub fn all_test() {
   iterator.from_list([2, 4, 5, 8])
   |> iterator.all(satisfying: fn(n) { n % 2 == 0 })
   |> should.be_false
+
+  // TCO test
+  iterator.repeat(0)
+  |> iterator.take(1_000_000)
+  |> iterator.all(satisfying: fn(n) { n % 2 == 0 })
+  |> should.be_true
 }
 
 pub fn group_test() {
-- 
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