about summary refs log tree commit diff
path: root/compiler/rustc_data_structures/src/small_str.rs
diff options
context:
space:
mode:
Diffstat (limited to 'compiler/rustc_data_structures/src/small_str.rs')
-rw-r--r--compiler/rustc_data_structures/src/small_str.rs68
1 files changed, 0 insertions, 68 deletions
diff --git a/compiler/rustc_data_structures/src/small_str.rs b/compiler/rustc_data_structures/src/small_str.rs
deleted file mode 100644
index 800acb1b03e..00000000000
--- a/compiler/rustc_data_structures/src/small_str.rs
+++ /dev/null
@@ -1,68 +0,0 @@
-use smallvec::SmallVec;
-
-#[cfg(test)]
-mod tests;
-
-/// Like SmallVec but for strings.
-#[derive(Default)]
-pub struct SmallStr<const N: usize>(SmallVec<[u8; N]>);
-
-impl<const N: usize> SmallStr<N> {
-    #[inline]
-    pub fn new() -> Self {
-        SmallStr(SmallVec::default())
-    }
-
-    #[inline]
-    pub fn push_str(&mut self, s: &str) {
-        self.0.extend_from_slice(s.as_bytes());
-    }
-
-    #[inline]
-    pub fn empty(&self) -> bool {
-        self.0.is_empty()
-    }
-
-    #[inline]
-    pub fn spilled(&self) -> bool {
-        self.0.spilled()
-    }
-
-    #[inline]
-    pub fn as_str(&self) -> &str {
-        unsafe { std::str::from_utf8_unchecked(self.0.as_slice()) }
-    }
-}
-
-impl<const N: usize> std::ops::Deref for SmallStr<N> {
-    type Target = str;
-
-    #[inline]
-    fn deref(&self) -> &str {
-        self.as_str()
-    }
-}
-
-impl<const N: usize, A: AsRef<str>> FromIterator<A> for SmallStr<N> {
-    #[inline]
-    fn from_iter<T>(iter: T) -> Self
-    where
-        T: IntoIterator<Item = A>,
-    {
-        let mut s = SmallStr::default();
-        s.extend(iter);
-        s
-    }
-}
-
-impl<const N: usize, A: AsRef<str>> Extend<A> for SmallStr<N> {
-    #[inline]
-    fn extend<T>(&mut self, iter: T)
-    where
-        T: IntoIterator<Item = A>,
-    {
-        for a in iter.into_iter() {
-            self.push_str(a.as_ref());
-        }
-    }
-}