smol_bytes/utf8_bytes_mut/
from.rs

1use core::{convert::Infallible, str::FromStr};
2use std::string::String;
3
4use super::*;
5
6impl From<&str> for Utf8BytesMut {
7  fn from(s: &str) -> Self {
8    Self {
9      inner: BytesMut::from(s.as_bytes()),
10    }
11  }
12}
13
14impl FromStr for Utf8BytesMut {
15  type Err = Infallible;
16
17  fn from_str(s: &str) -> Result<Self, Self::Err> {
18    Ok(Self::from(s))
19  }
20}
21
22impl From<String> for Utf8BytesMut {
23  fn from(s: String) -> Self {
24    Self {
25      inner: BytesMut::from(s.into_bytes()),
26    }
27  }
28}
29
30impl TryFrom<BytesMut> for Utf8BytesMut {
31  type Error = core::str::Utf8Error;
32
33  fn try_from(bytes: BytesMut) -> Result<Self, Self::Error> {
34    core::str::from_utf8(bytes.as_ref())?;
35    Ok(Self { inner: bytes })
36  }
37}
38
39impl TryFrom<&[u8]> for Utf8BytesMut {
40  type Error = core::str::Utf8Error;
41
42  /// Creates a `Utf8BytesMut` from a byte slice, validating UTF-8.
43  fn try_from(bytes: &[u8]) -> Result<Self, Self::Error> {
44    let s = core::str::from_utf8(bytes)?;
45    Ok(Self::from(s))
46  }
47}
48
49impl From<Utf8BytesMut> for BytesMut {
50  fn from(value: Utf8BytesMut) -> Self {
51    value.inner
52  }
53}
54
55impl From<Utf8BytesMut> for String {
56  fn from(value: Utf8BytesMut) -> Self {
57    String::from_utf8(value.inner.into()).expect("Utf8Bytes invariant")
58  }
59}
60
61#[cfg(any(feature = "std", feature = "alloc"))]
62const _: () = {
63  use std::{boxed::Box, rc::Rc, sync::Arc};
64
65  impl From<Utf8BytesMut> for Box<str> {
66    fn from(value: Utf8BytesMut) -> Self {
67      value.as_str().into()
68    }
69  }
70
71  impl From<Utf8BytesMut> for Arc<str> {
72    fn from(value: Utf8BytesMut) -> Self {
73      value.as_str().into()
74    }
75  }
76
77  impl From<Utf8BytesMut> for Rc<str> {
78    fn from(value: Utf8BytesMut) -> Self {
79      value.as_str().into()
80    }
81  }
82
83  impl From<&String> for Utf8BytesMut {
84    fn from(s: &String) -> Self {
85      Self::from(s.as_str())
86    }
87  }
88
89  impl From<Box<str>> for Utf8BytesMut {
90    fn from(s: Box<str>) -> Self {
91      Self::from(s.as_ref())
92    }
93  }
94
95  impl From<Arc<str>> for Utf8BytesMut {
96    fn from(s: Arc<str>) -> Self {
97      Self::from(s.as_ref())
98    }
99  }
100
101  impl From<Rc<str>> for Utf8BytesMut {
102    fn from(s: Rc<str>) -> Self {
103      Self::from(s.as_ref())
104    }
105  }
106};
smol_bytes/utf8_bytes_mut/from.rs

smol_bytes/utf8_bytes_mut/
from.rs
