Move get_heap_threshold to inline module

Author: GnomedDev

src/inline.rs

@@ -10,6 +10,10 @@ pub(crate) trait TypeSize {}
 #[cfg(not(feature = "typesize"))]
 impl<T> TypeSize for T {}
 
+pub(crate) const fn get_heap_threshold<LenT>() -> usize {
+    std::mem::size_of::<usize>() + std::mem::size_of::<LenT>() - 1
+}
+
 #[cfg_attr(feature = "typesize", derive(typesize::derive::TypeSize))]
 #[derive(Clone)]
 pub(crate) struct InlineString<StrRepr: Copy + AsRef<[u8]> + AsMut<[u8]> + Default + TypeSize> {

src/length.rs

@@ -1,3 +1,5 @@
+use crate::inline::get_heap_threshold;
+
 mod sealed {
     pub trait Sealed {}
     impl Sealed for u8 {}
@@ -86,10 +88,6 @@ impl TryFrom<InvalidLength<u8>> for InvalidStrLength {
     }
 }
 
-pub(crate) const fn get_heap_threshold<LenT>() -> usize {
-    std::mem::size_of::<usize>() + std::mem::size_of::<LenT>() - 1
-}
-
 /// A sealed trait to represent valid lengths for a [`FixedArray`].
 ///
 /// This is implemented on `u32` for non-16 bit platforms, and `u16` on all platforms.

src/string.rs

@@ -2,8 +2,8 @@ use std::{cmp::PartialEq, fmt::Write as _, hash::Hash};
 
 use crate::{
     array::FixedArray,
-    inline::InlineString,
-    length::{get_heap_threshold, InvalidStrLength, SmallLen, ValidLength},
+    inline::{get_heap_threshold, InlineString},
+    length::{InvalidStrLength, SmallLen, ValidLength},
 };
 
 #[cfg_attr(feature = "typesize", derive(typesize::derive::TypeSize))]