From 37a7afddfaffd44cb9bc013c9506599267e08983 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Thu, 3 Nov 2022 11:44:53 +0100
Subject: Split crates

---
 src/util/eco.rs | 13 +++++++++----
 src/util/mod.rs | 12 +++++++++++-
 2 files changed, 20 insertions(+), 5 deletions(-)

(limited to 'src/util')

diff --git a/src/util/eco.rs b/src/util/eco.rs
index 645880c4..800760e2 100644
--- a/src/util/eco.rs
+++ b/src/util/eco.rs
@@ -8,7 +8,9 @@ use std::sync::Arc;
 use super::ArcExt;
 
 /// Create a new [`EcoString`] from a format string.
-macro_rules! format_eco {
+#[macro_export]
+#[doc(hidden)]
+macro_rules! __format_eco {
     ($($tts:tt)*) => {{
         use std::fmt::Write;
         let mut s = $crate::util::EcoString::new();
@@ -17,6 +19,9 @@ macro_rules! format_eco {
     }};
 }
 
+#[doc(inline)]
+pub use crate::__format_eco as format_eco;
+
 /// An economical string with inline storage and clone-on-write semantics.
 #[derive(Clone)]
 pub struct EcoString(Repr);
@@ -55,7 +60,7 @@ impl EcoString {
     }
 
     /// Create an instance from an existing string-like type.
-    pub fn from_str<S>(s: S) -> Self
+    pub fn from_str_like<S>(s: S) -> Self
     where
         S: AsRef<str> + Into<String>,
     {
@@ -324,13 +329,13 @@ impl From<char> for EcoString {
 
 impl From<&str> for EcoString {
     fn from(s: &str) -> Self {
-        Self::from_str(s)
+        Self::from_str_like(s)
     }
 }
 
 impl From<String> for EcoString {
     fn from(s: String) -> Self {
-        Self::from_str(s)
+        Self::from_str_like(s)
     }
 }
 
diff --git a/src/util/mod.rs b/src/util/mod.rs
index bc7aa250..df3c446e 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -3,7 +3,7 @@
 pub mod fat;
 
 pub use buffer::Buffer;
-pub use eco::EcoString;
+pub use eco::{format_eco, EcoString};
 
 #[macro_use]
 mod eco;
@@ -11,9 +11,12 @@ mod buffer;
 
 use std::any::TypeId;
 use std::fmt::{self, Debug, Formatter};
+use std::hash::Hash;
 use std::path::{Component, Path, PathBuf};
 use std::sync::Arc;
 
+use siphasher::sip128::{Hasher128, SipHasher};
+
 /// Turn a closure into a struct implementing [`Debug`].
 pub fn debug<F>(f: F) -> impl Debug
 where
@@ -33,6 +36,13 @@ where
     Wrapper(f)
 }
 
+/// Calculate a 128-bit siphash of a value.
+pub fn hash128<T: Hash>(value: &T) -> u128 {
+    let mut state = SipHasher::new();
+    value.hash(&mut state);
+    state.finish128().as_u128()
+}
+
 /// Extra methods for [`str`].
 pub trait StrExt {
     /// The number of code units this string would use if it was encoded in
-- 
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