uchardet_git/error.rs
1// MIT License
2//
3// Copyright (c) 2026 worksoup <https://github.com/worksoup/>
4//
5// Permission is hereby granted, free of charge, to any person obtaining a copy
6// of this software and associated documentation files (the "Software"), to deal
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9// copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in all
13// copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21// SOFTWARE.
22
23#[derive(Debug, thiserror::Error)]
24pub enum Error {
25 #[error("the detector could not determine the character encoding")]
26 UnrecognizableCharset,
27 #[error("the detector products a invalid charset name.")]
28 InvalidCharset,
29 #[error("a non-standard charset name that encoding_rs doesn't support: .")]
30 NonStandardCharset,
31
32 #[error("out of memory, underlayer error code is {0}")]
33 OutOfMemory(i32),
34
35 #[error("invalid language string: {0}")]
36 InvalidLanguage(#[from] std::ffi::NulError),
37 #[error("invalid language string: {0}")]
38 InvalidLanguageResponse(#[from] std::str::Utf8Error),
39}
40
41impl Error {
42 pub(crate) unsafe fn from_ret(ret: i32) -> Self {
43 debug_assert_ne!(ret, 0, "success code passed to Error::from_ret");
44 Error::OutOfMemory(ret)
45 }
46}