Add rust package embedded-std with module string

Having our own std library with newtypes allows us to implement traits of `ufmt`.
bittide · Feb 23, 2024 · c2a1182 · c2a1182
1 parent 50396cb
commit c2a1182
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Showing 2 changed files with 103 additions and 6 deletions.
diff --git a/firmware-support/Cargo.lock b/firmware-support/Cargo.lock
diff --git a/firmware-support/embedded-std/src/string.rs b/firmware-support/embedded-std/src/string.rs
@@ -1,16 +1,15 @@
 use ufmt::{uDisplay, uWrite};
-use heapless::String;
 
 #[derive(Clone)]
-pub struct MyString<const SIZE: usize>(pub heapless::String<SIZE>);
+pub struct String<const SIZE: usize>(pub heapless::String<SIZE>);
 
-impl <const SIZE: usize> MyString<SIZE> {
+impl <const SIZE: usize> String<SIZE> {
     pub fn new() -> Self {
-        MyString(heapless::String::new())
+        String(heapless::String::new())
     }
 }
 
-impl<const SIZE: usize> uDisplay for MyString<SIZE> {
+impl<const SIZE: usize> uDisplay for String<SIZE> {
     #[inline(always)]
     fn fmt<W>(&self, f: &mut ufmt::Formatter<'_, W>) -> Result<(), W::Error>
     where
@@ -20,7 +19,7 @@ impl<const SIZE: usize> uDisplay for MyString<SIZE> {
     }
 }
 
-impl <const SIZE: usize>  ufmt::uWrite for MyString<SIZE> {
+impl <const SIZE: usize>  ufmt::uWrite for String<SIZE> {
     fn write_str(&mut self, s: &str) -> Result<(), Self::Error> {
         self.0.push_str(s)?;
         Ok(())