From 9f5dd9dad6b13476bab2c6eb3c6528f8ad49311a Mon Sep 17 00:00:00 2001
From: Till Höppner
Date: Thu, 25 Feb 2016 06:48:03 +0100
Subject: Refactor... everything.

---
 base/src/format.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 base/src/format.rs

(limited to 'base/src/format.rs')

diff --git a/base/src/format.rs b/base/src/format.rs
new file mode 100644
index 0000000..46b2da6
--- /dev/null
+++ b/base/src/format.rs
@@ -0,0 +1,18 @@
+use std::borrow::Cow;
+
+pub fn rejoin(s: &[&str], splits: &[char]) -> Cow<'static, str> {
+    let len = s.iter().map(|s| s.len()).fold(0, |a, b| a + b);
+    let mut out = s.iter()
+                   .zip(splits.iter())
+                   .fold(String::with_capacity(len), |mut s, (b, &split)| {
+                       s.push_str(b);
+                       s.push(split);
+                       s
+                   });
+    out.pop();
+    Cow::Owned(out)
+}
+
+pub fn strip_one(s: &str) -> String {
+    if s.len() >= 2 { s[1..(s.len() - 1)].to_owned() } else { String::new() }
+}
-- 
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