From 6aae0cf7fa042d51e97c7606cdf3a338f172f7d2 Mon Sep 17 00:00:00 2001
From: Robin Freyler <robin.freyler@gmail.com>
Date: Sat, 13 Apr 2019 16:43:49 +0200
Subject: replace usages of `algo::generate` with `iter::successors` from std

---
 crates/ra_syntax/src/algo.rs | 10 ----------
 1 file changed, 10 deletions(-)

(limited to 'crates/ra_syntax/src/algo.rs')

diff --git a/crates/ra_syntax/src/algo.rs b/crates/ra_syntax/src/algo.rs
index 06b45135c..1f68fe467 100644
--- a/crates/ra_syntax/src/algo.rs
+++ b/crates/ra_syntax/src/algo.rs
@@ -46,13 +46,3 @@ pub fn non_trivia_sibling(element: SyntaxElement, direction: Direction) -> Optio
 pub fn find_covering_element(root: &SyntaxNode, range: TextRange) -> SyntaxElement {
     root.0.covering_node(range).into()
 }
-
-// Replace with `std::iter::successors` in `1.34.0`
-pub fn generate<T>(seed: Option<T>, step: impl Fn(&T) -> Option<T>) -> impl Iterator<Item = T> {
-    ::itertools::unfold(seed, move |slot| {
-        slot.take().map(|curr| {
-            *slot = step(&curr);
-            curr
-        })
-    })
-}
-- 
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