diff options
Diffstat (limited to 'vendor/thiserror')
100 files changed, 4071 insertions, 0 deletions
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GENERATED BY CARGO +# +# When uploading crates to the registry Cargo will automatically +# "normalize" Cargo.toml files for maximal compatibility +# with all versions of Cargo and also rewrite `path` dependencies +# to registry (e.g., crates.io) dependencies. +# +# If you are reading this file be aware that the original Cargo.toml +# will likely look very different (and much more reasonable). +# See Cargo.toml.orig for the original contents. + +[package] +edition = "2021" +rust-version = "1.61" +name = "thiserror" +version = "2.0.12" +authors = ["David Tolnay <dtolnay@gmail.com>"] +build = "build.rs" +autolib = false +autobins = false +autoexamples = false +autotests = false +autobenches = false +description = "derive(Error)" +documentation = "https://docs.rs/thiserror" +readme = "README.md" +keywords = [ + "error", + "error-handling", + "derive", +] +categories = ["rust-patterns"] +license = "MIT OR Apache-2.0" +repository = "https://github.com/dtolnay/thiserror" + +[package.metadata.docs.rs] +rustdoc-args = [ + "--generate-link-to-definition", + "--extern-html-root-url=core=https://doc.rust-lang.org", + "--extern-html-root-url=alloc=https://doc.rust-lang.org", + "--extern-html-root-url=std=https://doc.rust-lang.org", +] +targets = ["x86_64-unknown-linux-gnu"] + +[features] +default = ["std"] +std = [] + +[lib] +name = "thiserror" +path = "src/lib.rs" + +[[test]] +name = "compiletest" +path = "tests/compiletest.rs" + +[[test]] +name = "test_backtrace" +path = "tests/test_backtrace.rs" + +[[test]] +name = "test_display" +path = "tests/test_display.rs" + +[[test]] +name = "test_error" +path = "tests/test_error.rs" + +[[test]] +name = "test_expr" +path = "tests/test_expr.rs" + +[[test]] +name = "test_from" +path = "tests/test_from.rs" + +[[test]] +name = "test_generics" +path = "tests/test_generics.rs" + +[[test]] +name = "test_lints" +path = "tests/test_lints.rs" + +[[test]] +name = "test_option" +path = "tests/test_option.rs" + +[[test]] +name = "test_path" +path = "tests/test_path.rs" + +[[test]] +name = "test_source" +path = "tests/test_source.rs" + +[[test]] +name = "test_transparent" +path = "tests/test_transparent.rs" + +[dependencies.thiserror-impl] +version = "=2.0.12" + +[dev-dependencies.anyhow] +version = "1.0.73" + +[dev-dependencies.ref-cast] +version = "1.0.18" + +[dev-dependencies.rustversion] +version = "1.0.13" + +[dev-dependencies.trybuild] +version = "1.0.81" +features = ["diff"] diff --git a/vendor/thiserror/LICENSE-APACHE b/vendor/thiserror/LICENSE-APACHE new file mode 100644 index 00000000..1b5ec8b7 --- /dev/null +++ b/vendor/thiserror/LICENSE-APACHE @@ -0,0 +1,176 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + +TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + +1. 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IN NO EVENT +SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/vendor/thiserror/README.md b/vendor/thiserror/README.md new file mode 100644 index 00000000..6519e045 --- /dev/null +++ b/vendor/thiserror/README.md @@ -0,0 +1,238 @@ +derive(Error) +============= + +[<img alt="github" src="https://img.shields.io/badge/github-dtolnay/thiserror-8da0cb?style=for-the-badge&labelColor=555555&logo=github" height="20">](https://github.com/dtolnay/thiserror) +[<img alt="crates.io" src="https://img.shields.io/crates/v/thiserror.svg?style=for-the-badge&color=fc8d62&logo=rust" height="20">](https://crates.io/crates/thiserror) +[<img alt="docs.rs" src="https://img.shields.io/badge/docs.rs-thiserror-66c2a5?style=for-the-badge&labelColor=555555&logo=docs.rs" height="20">](https://docs.rs/thiserror) +[<img alt="build status" src="https://img.shields.io/github/actions/workflow/status/dtolnay/thiserror/ci.yml?branch=master&style=for-the-badge" height="20">](https://github.com/dtolnay/thiserror/actions?query=branch%3Amaster) + +This library provides a convenient derive macro for the standard library's +[`std::error::Error`] trait. + +[`std::error::Error`]: https://doc.rust-lang.org/std/error/trait.Error.html + +```toml +[dependencies] +thiserror = "2" +``` + +*Compiler support: requires rustc 1.61+* + +<br> + +## Example + +```rust +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum DataStoreError { + #[error("data store disconnected")] + Disconnect(#[from] io::Error), + #[error("the data for key `{0}` is not available")] + Redaction(String), + #[error("invalid header (expected {expected:?}, found {found:?})")] + InvalidHeader { + expected: String, + found: String, + }, + #[error("unknown data store error")] + Unknown, +} +``` + +<br> + +## Details + +- Thiserror deliberately does not appear in your public API. You get the same + thing as if you had written an implementation of `std::error::Error` by hand, + and switching from handwritten impls to thiserror or vice versa is not a + breaking change. + +- Errors may be enums, structs with named fields, tuple structs, or unit + structs. + +- A `Display` impl is generated for your error if you provide `#[error("...")]` + messages on the struct or each variant of your enum, as shown above in the + example. + + The messages support a shorthand for interpolating fields from the error. + + - `#[error("{var}")]` ⟶ `write!("{}", self.var)` + - `#[error("{0}")]` ⟶ `write!("{}", self.0)` + - `#[error("{var:?}")]` ⟶ `write!("{:?}", self.var)` + - `#[error("{0:?}")]` ⟶ `write!("{:?}", self.0)` + + These shorthands can be used together with any additional format args, which + may be arbitrary expressions. For example: + + ```rust + #[derive(Error, Debug)] + pub enum Error { + #[error("invalid rdo_lookahead_frames {0} (expected < {max})", max = i32::MAX)] + InvalidLookahead(u32), + } + ``` + + If one of the additional expression arguments needs to refer to a field of the + struct or enum, then refer to named fields as `.var` and tuple fields as `.0`. + + ```rust + #[derive(Error, Debug)] + pub enum Error { + #[error("first letter must be lowercase but was {:?}", first_char(.0))] + WrongCase(String), + #[error("invalid index {idx}, expected at least {} and at most {}", .limits.lo, .limits.hi)] + OutOfBounds { idx: usize, limits: Limits }, + } + ``` + +- A `From` impl is generated for each variant that contains a `#[from]` + attribute. + + The variant using `#[from]` must not contain any other fields beyond the + source error (and possibly a backtrace — see below). Usually `#[from]` + fields are unnamed, but `#[from]` is allowed on a named field too. + + ```rust + #[derive(Error, Debug)] + pub enum MyError { + Io(#[from] io::Error), + Glob(#[from] globset::Error), + } + ``` + +- The Error trait's `source()` method is implemented to return whichever field + has a `#[source]` attribute or is named `source`, if any. This is for + identifying the underlying lower level error that caused your error. + + The `#[from]` attribute always implies that the same field is `#[source]`, so + you don't ever need to specify both attributes. + + Any error type that implements `std::error::Error` or dereferences to `dyn + std::error::Error` will work as a source. + + ```rust + #[derive(Error, Debug)] + pub struct MyError { + msg: String, + #[source] // optional if field name is `source` + source: anyhow::Error, + } + ``` + +- The Error trait's `provide()` method is implemented to provide whichever field + has a type named `Backtrace`, if any, as a `std::backtrace::Backtrace`. Using + `Backtrace` in errors requires a nightly compiler with Rust version 1.73 or + newer. + + ```rust + use std::backtrace::Backtrace; + + #[derive(Error, Debug)] + pub struct MyError { + msg: String, + backtrace: Backtrace, // automatically detected + } + ``` + +- If a field is both a source (named `source`, or has `#[source]` or `#[from]` + attribute) *and* is marked `#[backtrace]`, then the Error trait's `provide()` + method is forwarded to the source's `provide` so that both layers of the error + share the same backtrace. The `#[backtrace]` attribute requires a nightly + compiler with Rust version 1.73 or newer. + + + ```rust + #[derive(Error, Debug)] + pub enum MyError { + Io { + #[backtrace] + source: io::Error, + }, + } + ``` + +- For variants that use `#[from]` and also contain a `Backtrace` field, a + backtrace is captured from within the `From` impl. + + ```rust + #[derive(Error, Debug)] + pub enum MyError { + Io { + #[from] + source: io::Error, + backtrace: Backtrace, + }, + } + ``` + +- Errors may use `error(transparent)` to forward the source and Display methods + straight through to an underlying error without adding an additional message. + This would be appropriate for enums that need an "anything else" variant. + + ```rust + #[derive(Error, Debug)] + pub enum MyError { + ... + + #[error(transparent)] + Other(#[from] anyhow::Error), // source and Display delegate to anyhow::Error + } + ``` + + Another use case is hiding implementation details of an error representation + behind an opaque error type, so that the representation is able to evolve + without breaking the crate's public API. + + ```rust + // PublicError is public, but opaque and easy to keep compatible. + #[derive(Error, Debug)] + #[error(transparent)] + pub struct PublicError(#[from] ErrorRepr); + + impl PublicError { + // Accessors for anything we do want to expose publicly. + } + + // Private and free to change across minor version of the crate. + #[derive(Error, Debug)] + enum ErrorRepr { + ... + } + ``` + +- See also the [`anyhow`] library for a convenient single error type to use in + application code. + + [`anyhow`]: https://github.com/dtolnay/anyhow + +<br> + +## Comparison to anyhow + +Use thiserror if you care about designing your own dedicated error type(s) so +that the caller receives exactly the information that you choose in the event of +failure. This most often applies to library-like code. Use [Anyhow] if you don't +care what error type your functions return, you just want it to be easy. This is +common in application-like code. + +[Anyhow]: https://github.com/dtolnay/anyhow + +<br> + +#### License + +<sup> +Licensed under either of <a href="LICENSE-APACHE">Apache License, Version +2.0</a> or <a href="LICENSE-MIT">MIT license</a> at your option. +</sup> + +<br> + +<sub> +Unless you explicitly state otherwise, any contribution intentionally submitted +for inclusion in this crate by you, as defined in the Apache-2.0 license, shall +be dual licensed as above, without any additional terms or conditions. +</sub> diff --git a/vendor/thiserror/build.rs b/vendor/thiserror/build.rs new file mode 100644 index 00000000..5d795e40 --- /dev/null +++ b/vendor/thiserror/build.rs @@ -0,0 +1,174 @@ +use std::env; +use std::ffi::OsString; +use std::fs; +use std::io::ErrorKind; +use std::iter; +use std::path::Path; +use std::process::{self, Command, Stdio}; +use std::str; + +fn main() { + println!("cargo:rerun-if-changed=build/probe.rs"); + + println!("cargo:rustc-check-cfg=cfg(error_generic_member_access)"); + println!("cargo:rustc-check-cfg=cfg(thiserror_nightly_testing)"); + println!("cargo:rustc-check-cfg=cfg(thiserror_no_backtrace_type)"); + + let error_generic_member_access; + let consider_rustc_bootstrap; + if compile_probe(false) { + // This is a nightly or dev compiler, so it supports unstable features + // regardless of RUSTC_BOOTSTRAP. No need to rerun build script if + // RUSTC_BOOTSTRAP is changed. + error_generic_member_access = true; + consider_rustc_bootstrap = false; + } else if let Some(rustc_bootstrap) = env::var_os("RUSTC_BOOTSTRAP") { + if compile_probe(true) { + // This is a stable or beta compiler for which the user has set + // RUSTC_BOOTSTRAP to turn on unstable features. Rerun build script + // if they change it. + error_generic_member_access = true; + consider_rustc_bootstrap = true; + } else if rustc_bootstrap == "1" { + // This compiler does not support the generic member access API in + // the form that thiserror expects. No need to pay attention to + // RUSTC_BOOTSTRAP. + error_generic_member_access = false; + consider_rustc_bootstrap = false; + } else { + // This is a stable or beta compiler for which RUSTC_BOOTSTRAP is + // set to restrict the use of unstable features by this crate. + error_generic_member_access = false; + consider_rustc_bootstrap = true; + } + } else { + // Without RUSTC_BOOTSTRAP, this compiler does not support the generic + // member access API in the form that thiserror expects, but try again + // if the user turns on unstable features. + error_generic_member_access = false; + consider_rustc_bootstrap = true; + } + + if error_generic_member_access { + println!("cargo:rustc-cfg=error_generic_member_access"); + } + + if consider_rustc_bootstrap { + println!("cargo:rerun-if-env-changed=RUSTC_BOOTSTRAP"); + } + + // core::error::Error stabilized in Rust 1.81 + // https://blog.rust-lang.org/2024/09/05/Rust-1.81.0.html#coreerrorerror + let rustc = rustc_minor_version(); + if cfg!(not(feature = "std")) && rustc.map_or(false, |rustc| rustc < 81) { + println!("cargo:rustc-cfg=feature=\"std\""); + } + + let rustc = match rustc { + Some(rustc) => rustc, + None => return, + }; + + // std::backtrace::Backtrace stabilized in Rust 1.65 + // https://blog.rust-lang.org/2022/11/03/Rust-1.65.0.html#stabilized-apis + if rustc < 65 { + println!("cargo:rustc-cfg=thiserror_no_backtrace_type"); + } +} + +fn compile_probe(rustc_bootstrap: bool) -> bool { + if env::var_os("RUSTC_STAGE").is_some() { + // We are running inside rustc bootstrap. This is a highly non-standard + // environment with issues such as: + // + // https://github.com/rust-lang/cargo/issues/11138 + // https://github.com/rust-lang/rust/issues/114839 + // + // Let's just not use nightly features here. + return false; + } + + let rustc = cargo_env_var("RUSTC"); + let out_dir = cargo_env_var("OUT_DIR"); + let out_subdir = Path::new(&out_dir).join("probe"); + let probefile = Path::new("build").join("probe.rs"); + + if let Err(err) = fs::create_dir(&out_subdir) { + if err.kind() != ErrorKind::AlreadyExists { + eprintln!("Failed to create {}: {}", out_subdir.display(), err); + process::exit(1); + } + } + + let rustc_wrapper = env::var_os("RUSTC_WRAPPER").filter(|wrapper| !wrapper.is_empty()); + let rustc_workspace_wrapper = + env::var_os("RUSTC_WORKSPACE_WRAPPER").filter(|wrapper| !wrapper.is_empty()); + let mut rustc = rustc_wrapper + .into_iter() + .chain(rustc_workspace_wrapper) + .chain(iter::once(rustc)); + let mut cmd = Command::new(rustc.next().unwrap()); + cmd.args(rustc); + + if !rustc_bootstrap { + cmd.env_remove("RUSTC_BOOTSTRAP"); + } + + cmd.stderr(Stdio::null()) + .arg("--edition=2018") + .arg("--crate-name=thiserror") + .arg("--crate-type=lib") + .arg("--cap-lints=allow") + .arg("--emit=dep-info,metadata") + .arg("--out-dir") + .arg(&out_subdir) + .arg(probefile); + + if let Some(target) = env::var_os("TARGET") { + cmd.arg("--target").arg(target); + } + + // If Cargo wants to set RUSTFLAGS, use that. + if let Ok(rustflags) = env::var("CARGO_ENCODED_RUSTFLAGS") { + if !rustflags.is_empty() { + for arg in rustflags.split('\x1f') { + cmd.arg(arg); + } + } + } + + let success = match cmd.status() { + Ok(status) => status.success(), + Err(_) => false, + }; + + // Clean up to avoid leaving nondeterministic absolute paths in the dep-info + // file in OUT_DIR, which causes nonreproducible builds in build systems + // that treat the entire OUT_DIR as an artifact. + if let Err(err) = fs::remove_dir_all(&out_subdir) { + if err.kind() != ErrorKind::NotFound { + eprintln!("Failed to clean up {}: {}", out_subdir.display(), err); + process::exit(1); + } + } + + success +} + +fn rustc_minor_version() -> Option<u32> { + let rustc = cargo_env_var("RUSTC"); + let output = Command::new(rustc).arg("--version").output().ok()?; + let version = str::from_utf8(&output.stdout).ok()?; + let mut pieces = version.split('.'); + if pieces.next() != Some("rustc 1") { + return None; + } + pieces.next()?.parse().ok() +} + +fn cargo_env_var(key: &str) -> OsString { + env::var_os(key).unwrap_or_else(|| { + eprintln!("Environment variable ${key} is not set during execution of build script"); + process::exit(1); + }) +} diff --git a/vendor/thiserror/build/probe.rs b/vendor/thiserror/build/probe.rs new file mode 100644 index 00000000..ee126d45 --- /dev/null +++ b/vendor/thiserror/build/probe.rs @@ -0,0 +1,33 @@ +// This code exercises the surface area that we expect of the Error generic +// member access API. If the current toolchain is able to compile it, then +// thiserror is able to provide backtrace support. + +#![no_std] +#![feature(error_generic_member_access)] + +use core::error::{Error, Request}; +use core::fmt::{self, Debug, Display}; + +struct MyError(Thing); +struct Thing; + +impl Debug for MyError { + fn fmt(&self, _formatter: &mut fmt::Formatter) -> fmt::Result { + unimplemented!() + } +} + +impl Display for MyError { + fn fmt(&self, _formatter: &mut fmt::Formatter) -> fmt::Result { + unimplemented!() + } +} + +impl Error for MyError { + fn provide<'a>(&'a self, request: &mut Request<'a>) { + request.provide_ref(&self.0); + } +} + +// Include in sccache cache key. +const _: Option<&str> = option_env!("RUSTC_BOOTSTRAP"); diff --git a/vendor/thiserror/rust-toolchain.toml b/vendor/thiserror/rust-toolchain.toml new file mode 100644 index 00000000..20fe888c --- /dev/null +++ b/vendor/thiserror/rust-toolchain.toml @@ -0,0 +1,2 @@ +[toolchain] +components = ["rust-src"] diff --git a/vendor/thiserror/src/aserror.rs b/vendor/thiserror/src/aserror.rs new file mode 100644 index 00000000..ac91cc86 --- /dev/null +++ b/vendor/thiserror/src/aserror.rs @@ -0,0 +1,50 @@ +use core::error::Error; +use core::panic::UnwindSafe; + +#[doc(hidden)] +pub trait AsDynError<'a>: Sealed { + fn as_dyn_error(&self) -> &(dyn Error + 'a); +} + +impl<'a, T: Error + 'a> AsDynError<'a> for T { + #[inline] + fn as_dyn_error(&self) -> &(dyn Error + 'a) { + self + } +} + +impl<'a> AsDynError<'a> for dyn Error + 'a { + #[inline] + fn as_dyn_error(&self) -> &(dyn Error + 'a) { + self + } +} + +impl<'a> AsDynError<'a> for dyn Error + Send + 'a { + #[inline] + fn as_dyn_error(&self) -> &(dyn Error + 'a) { + self + } +} + +impl<'a> AsDynError<'a> for dyn Error + Send + Sync + 'a { + #[inline] + fn as_dyn_error(&self) -> &(dyn Error + 'a) { + self + } +} + +impl<'a> AsDynError<'a> for dyn Error + Send + Sync + UnwindSafe + 'a { + #[inline] + fn as_dyn_error(&self) -> &(dyn Error + 'a) { + self + } +} + +#[doc(hidden)] +pub trait Sealed {} +impl<T: Error> Sealed for T {} +impl Sealed for dyn Error + '_ {} +impl Sealed for dyn Error + Send + '_ {} +impl Sealed for dyn Error + Send + Sync + '_ {} +impl Sealed for dyn Error + Send + Sync + UnwindSafe + '_ {} diff --git a/vendor/thiserror/src/display.rs b/vendor/thiserror/src/display.rs new file mode 100644 index 00000000..7b2bf1cf --- /dev/null +++ b/vendor/thiserror/src/display.rs @@ -0,0 +1,81 @@ +use core::fmt::Display; +#[cfg(feature = "std")] +use std::path::{self, Path, PathBuf}; + +#[doc(hidden)] +pub trait AsDisplay<'a>: Sealed { + // TODO: convert to generic associated type. + // https://github.com/dtolnay/thiserror/pull/253 + type Target: Display; + + fn as_display(&'a self) -> Self::Target; +} + +impl<'a, T> AsDisplay<'a> for &T +where + T: Display + ?Sized + 'a, +{ + type Target = &'a T; + + fn as_display(&'a self) -> Self::Target { + *self + } +} + +#[cfg(feature = "std")] +impl<'a> AsDisplay<'a> for Path { + type Target = path::Display<'a>; + + #[inline] + fn as_display(&'a self) -> Self::Target { + self.display() + } +} + +#[cfg(feature = "std")] +impl<'a> AsDisplay<'a> for PathBuf { + type Target = path::Display<'a>; + + #[inline] + fn as_display(&'a self) -> Self::Target { + self.display() + } +} + +#[doc(hidden)] +pub trait Sealed {} +impl<T: Display + ?Sized> Sealed for &T {} +#[cfg(feature = "std")] +impl Sealed for Path {} +#[cfg(feature = "std")] +impl Sealed for PathBuf {} + +// Add a synthetic second impl of AsDisplay to prevent the "single applicable +// impl" rule from making too weird inference decision based on the single impl +// for &T, which could lead to code that compiles with thiserror's std feature +// off but breaks under feature unification when std is turned on by an +// unrelated crate. +#[cfg(not(feature = "std"))] +mod placeholder { + use super::{AsDisplay, Sealed}; + use core::fmt::{self, Display}; + + pub struct Placeholder; + + impl<'a> AsDisplay<'a> for Placeholder { + type Target = Self; + + #[inline] + fn as_display(&'a self) -> Self::Target { + Placeholder + } + } + + impl Display for Placeholder { + fn fmt(&self, _formatter: &mut fmt::Formatter) -> fmt::Result { + unreachable!() + } + } + + impl Sealed for Placeholder {} +} diff --git a/vendor/thiserror/src/lib.rs b/vendor/thiserror/src/lib.rs new file mode 100644 index 00000000..fa90229f --- /dev/null +++ b/vendor/thiserror/src/lib.rs @@ -0,0 +1,303 @@ +//! [![github]](https://github.com/dtolnay/thiserror) [![crates-io]](https://crates.io/crates/thiserror) [![docs-rs]](https://docs.rs/thiserror) +//! +//! [github]: https://img.shields.io/badge/github-8da0cb?style=for-the-badge&labelColor=555555&logo=github +//! [crates-io]: https://img.shields.io/badge/crates.io-fc8d62?style=for-the-badge&labelColor=555555&logo=rust +//! [docs-rs]: https://img.shields.io/badge/docs.rs-66c2a5?style=for-the-badge&labelColor=555555&logo=docs.rs +//! +//! <br> +//! +//! This library provides a convenient derive macro for the standard library's +//! [`std::error::Error`] trait. +//! +//! <br> +//! +//! # Example +//! +//! ```rust +//! # use std::io; +//! use thiserror::Error; +//! +//! #[derive(Error, Debug)] +//! pub enum DataStoreError { +//! #[error("data store disconnected")] +//! Disconnect(#[from] io::Error), +//! #[error("the data for key `{0}` is not available")] +//! Redaction(String), +//! #[error("invalid header (expected {expected:?}, found {found:?})")] +//! InvalidHeader { +//! expected: String, +//! found: String, +//! }, +//! #[error("unknown data store error")] +//! Unknown, +//! } +//! ``` +//! +//! <br> +//! +//! # Details +//! +//! - Thiserror deliberately does not appear in your public API. You get the +//! same thing as if you had written an implementation of `std::error::Error` +//! by hand, and switching from handwritten impls to thiserror or vice versa +//! is not a breaking change. +//! +//! - Errors may be enums, structs with named fields, tuple structs, or unit +//! structs. +//! +//! - A `Display` impl is generated for your error if you provide +//! `#[error("...")]` messages on the struct or each variant of your enum, as +//! shown above in the example. +//! +//! The messages support a shorthand for interpolating fields from the error. +//! +//! - `#[error("{var}")]` ⟶ `write!("{}", self.var)` +//! - `#[error("{0}")]` ⟶ `write!("{}", self.0)` +//! - `#[error("{var:?}")]` ⟶ `write!("{:?}", self.var)` +//! - `#[error("{0:?}")]` ⟶ `write!("{:?}", self.0)` +//! +//! These shorthands can be used together with any additional format args, +//! which may be arbitrary expressions. For example: +//! +//! ```rust +//! # use core::i32; +//! # use thiserror::Error; +//! # +//! #[derive(Error, Debug)] +//! pub enum Error { +//! #[error("invalid rdo_lookahead_frames {0} (expected < {max})", max = i32::MAX)] +//! InvalidLookahead(u32), +//! } +//! ``` +//! +//! If one of the additional expression arguments needs to refer to a field of +//! the struct or enum, then refer to named fields as `.var` and tuple fields +//! as `.0`. +//! +//! ```rust +//! # use thiserror::Error; +//! # +//! # fn first_char(s: &String) -> char { +//! # s.chars().next().unwrap() +//! # } +//! # +//! # #[derive(Debug)] +//! # struct Limits { +//! # lo: usize, +//! # hi: usize, +//! # } +//! # +//! #[derive(Error, Debug)] +//! pub enum Error { +//! #[error("first letter must be lowercase but was {:?}", first_char(.0))] +//! WrongCase(String), +//! #[error("invalid index {idx}, expected at least {} and at most {}", .limits.lo, .limits.hi)] +//! OutOfBounds { idx: usize, limits: Limits }, +//! } +//! ``` +//! +//! - A `From` impl is generated for each variant that contains a `#[from]` +//! attribute. +//! +//! The variant using `#[from]` must not contain any other fields beyond the +//! source error (and possibly a backtrace — see below). Usually +//! `#[from]` fields are unnamed, but `#[from]` is allowed on a named field +//! too. +//! +//! ```rust +//! # use core::fmt::{self, Display}; +//! # use std::io; +//! # use thiserror::Error; +//! # +//! # mod globset { +//! # #[derive(thiserror::Error, Debug)] +//! # #[error("...")] +//! # pub struct Error; +//! # } +//! # +//! #[derive(Error, Debug)] +//! pub enum MyError { +//! Io(#[from] io::Error), +//! Glob(#[from] globset::Error), +//! } +//! # +//! # impl Display for MyError { +//! # fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result { +//! # unimplemented!() +//! # } +//! # } +//! ``` +//! +//! - The Error trait's `source()` method is implemented to return whichever +//! field has a `#[source]` attribute or is named `source`, if any. This is +//! for identifying the underlying lower level error that caused your error. +//! +//! The `#[from]` attribute always implies that the same field is `#[source]`, +//! so you don't ever need to specify both attributes. +//! +//! Any error type that implements `std::error::Error` or dereferences to `dyn +//! std::error::Error` will work as a source. +//! +//! ```rust +//! # use core::fmt::{self, Display}; +//! # use thiserror::Error; +//! # +//! #[derive(Error, Debug)] +//! pub struct MyError { +//! msg: String, +//! #[source] // optional if field name is `source` +//! source: anyhow::Error, +//! } +//! # +//! # impl Display for MyError { +//! # fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result { +//! # unimplemented!() +//! # } +//! # } +//! ``` +//! +//! - The Error trait's `provide()` method is implemented to provide whichever +//! field has a type named `Backtrace`, if any, as a +//! `std::backtrace::Backtrace`. Using `Backtrace` in errors requires a +//! nightly compiler with Rust version 1.73 or newer. +//! +//! ```rust +//! # const IGNORE: &str = stringify! { +//! use std::backtrace::Backtrace; +//! +//! #[derive(Error, Debug)] +//! pub struct MyError { +//! msg: String, +//! backtrace: Backtrace, // automatically detected +//! } +//! # }; +//! ``` +//! +//! - If a field is both a source (named `source`, or has `#[source]` or +//! `#[from]` attribute) *and* is marked `#[backtrace]`, then the Error +//! trait's `provide()` method is forwarded to the source's `provide` so that +//! both layers of the error share the same backtrace. The `#[backtrace]` +//! attribute requires a nightly compiler with Rust version 1.73 or newer. +//! +//! ```rust +//! # const IGNORE: &str = stringify! { +//! #[derive(Error, Debug)] +//! pub enum MyError { +//! Io { +//! #[backtrace] +//! source: io::Error, +//! }, +//! } +//! # }; +//! ``` +//! +//! - For variants that use `#[from]` and also contain a `Backtrace` field, a +//! backtrace is captured from within the `From` impl. +//! +//! ```rust +//! # const IGNORE: &str = stringify! { +//! #[derive(Error, Debug)] +//! pub enum MyError { +//! Io { +//! #[from] +//! source: io::Error, +//! backtrace: Backtrace, +//! }, +//! } +//! # }; +//! ``` +//! +//! - Errors may use `error(transparent)` to forward the source and Display +//! methods straight through to an underlying error without adding an +//! additional message. This would be appropriate for enums that need an +//! "anything else" variant. +//! +//! ``` +//! # use thiserror::Error; +//! # +//! #[derive(Error, Debug)] +//! pub enum MyError { +//! # /* +//! ... +//! # */ +//! +//! #[error(transparent)] +//! Other(#[from] anyhow::Error), // source and Display delegate to anyhow::Error +//! } +//! ``` +//! +//! Another use case is hiding implementation details of an error +//! representation behind an opaque error type, so that the representation is +//! able to evolve without breaking the crate's public API. +//! +//! ``` +//! # use thiserror::Error; +//! # +//! // PublicError is public, but opaque and easy to keep compatible. +//! #[derive(Error, Debug)] +//! #[error(transparent)] +//! pub struct PublicError(#[from] ErrorRepr); +//! +//! impl PublicError { +//! // Accessors for anything we do want to expose publicly. +//! } +//! +//! // Private and free to change across minor version of the crate. +//! #[derive(Error, Debug)] +//! enum ErrorRepr { +//! # /* +//! ... +//! # */ +//! } +//! ``` +//! +//! - See also the [`anyhow`] library for a convenient single error type to use +//! in application code. +//! +//! [`anyhow`]: https://github.com/dtolnay/anyhow + +#![no_std] +#![doc(html_root_url = "https://docs.rs/thiserror/2.0.12")] +#![allow( + clippy::elidable_lifetime_names, + clippy::module_name_repetitions, + clippy::needless_lifetimes, + clippy::return_self_not_must_use, + clippy::wildcard_imports +)] +#![cfg_attr(error_generic_member_access, feature(error_generic_member_access))] + +#[cfg(all(thiserror_nightly_testing, not(error_generic_member_access)))] +compile_error!("Build script probe failed to compile."); + +#[cfg(feature = "std")] +extern crate std; +#[cfg(feature = "std")] +extern crate std as core; + +mod aserror; +mod display; +#[cfg(error_generic_member_access)] +mod provide; +mod var; + +pub use thiserror_impl::*; + +// Not public API. +#[doc(hidden)] +pub mod __private { + #[doc(hidden)] + pub use crate::aserror::AsDynError; + #[doc(hidden)] + pub use crate::display::AsDisplay; + #[cfg(error_generic_member_access)] + #[doc(hidden)] + pub use crate::provide::ThiserrorProvide; + #[doc(hidden)] + pub use crate::var::Var; + #[doc(hidden)] + pub use core::error::Error; + #[cfg(all(feature = "std", not(thiserror_no_backtrace_type)))] + #[doc(hidden)] + pub use std::backtrace::Backtrace; +} diff --git a/vendor/thiserror/src/provide.rs b/vendor/thiserror/src/provide.rs new file mode 100644 index 00000000..4b2f06a9 --- /dev/null +++ b/vendor/thiserror/src/provide.rs @@ -0,0 +1,20 @@ +use core::error::{Error, Request}; + +#[doc(hidden)] +pub trait ThiserrorProvide: Sealed { + fn thiserror_provide<'a>(&'a self, request: &mut Request<'a>); +} + +impl<T> ThiserrorProvide for T +where + T: Error + ?Sized, +{ + #[inline] + fn thiserror_provide<'a>(&'a self, request: &mut Request<'a>) { + self.provide(request); + } +} + +#[doc(hidden)] +pub trait Sealed {} +impl<T: Error + ?Sized> Sealed for T {} diff --git a/vendor/thiserror/src/var.rs b/vendor/thiserror/src/var.rs new file mode 100644 index 00000000..ecfcd857 --- /dev/null +++ b/vendor/thiserror/src/var.rs @@ -0,0 +1,9 @@ +use core::fmt::{self, Pointer}; + +pub struct Var<'a, T: ?Sized>(pub &'a T); + +impl<'a, T: Pointer + ?Sized> Pointer for Var<'a, T> { + fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result { + Pointer::fmt(self.0, formatter) + } +} diff --git a/vendor/thiserror/tests/compiletest.rs b/vendor/thiserror/tests/compiletest.rs new file mode 100644 index 00000000..23a6a065 --- /dev/null +++ b/vendor/thiserror/tests/compiletest.rs @@ -0,0 +1,7 @@ +#[rustversion::attr(not(nightly), ignore = "requires nightly")] +#[cfg_attr(miri, ignore = "incompatible with miri")] +#[test] +fn ui() { + let t = trybuild::TestCases::new(); + t.compile_fail("tests/ui/*.rs"); +} diff --git a/vendor/thiserror/tests/test_backtrace.rs b/vendor/thiserror/tests/test_backtrace.rs new file mode 100644 index 00000000..cc256769 --- /dev/null +++ b/vendor/thiserror/tests/test_backtrace.rs @@ -0,0 +1,289 @@ +#![cfg(feature = "std")] +#![cfg_attr(thiserror_nightly_testing, feature(error_generic_member_access))] + +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("...")] +pub struct Inner; + +#[cfg(thiserror_nightly_testing)] +#[derive(Error, Debug)] +#[error("...")] +pub struct InnerBacktrace { + backtrace: std::backtrace::Backtrace, +} + +#[cfg(thiserror_nightly_testing)] +pub mod structs { + use super::{Inner, InnerBacktrace}; + use std::backtrace::Backtrace; + use std::error::{self, Error}; + use std::sync::Arc; + use thiserror::Error; + + mod not_backtrace { + #[derive(Debug)] + pub struct Backtrace; + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct PlainBacktrace { + backtrace: Backtrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct ExplicitBacktrace { + #[backtrace] + backtrace: Backtrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct NotBacktrace { + backtrace: crate::structs::not_backtrace::r#Backtrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct OptBacktrace { + #[backtrace] + backtrace: Option<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct ArcBacktrace { + #[backtrace] + backtrace: Arc<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct BacktraceFrom { + #[from] + source: Inner, + #[backtrace] + backtrace: Backtrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct CombinedBacktraceFrom { + #[from] + #[backtrace] + source: InnerBacktrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct OptBacktraceFrom { + #[from] + source: Inner, + #[backtrace] + backtrace: Option<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct ArcBacktraceFrom { + #[from] + source: Inner, + #[backtrace] + backtrace: Arc<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct AnyhowBacktrace { + #[backtrace] + source: anyhow::Error, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct BoxDynErrorBacktrace { + #[backtrace] + source: Box<dyn Error>, + } + + #[test] + fn test_backtrace() { + let error = PlainBacktrace { + backtrace: Backtrace::capture(), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ExplicitBacktrace { + backtrace: Backtrace::capture(), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = OptBacktrace { + backtrace: Some(Backtrace::capture()), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ArcBacktrace { + backtrace: Arc::new(Backtrace::capture()), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = BacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = CombinedBacktraceFrom::from(InnerBacktrace { + backtrace: Backtrace::capture(), + }); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = OptBacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ArcBacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = AnyhowBacktrace { + source: anyhow::Error::msg("..."), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = BoxDynErrorBacktrace { + source: Box::new(PlainBacktrace { + backtrace: Backtrace::capture(), + }), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + } +} + +#[cfg(thiserror_nightly_testing)] +pub mod enums { + use super::{Inner, InnerBacktrace}; + use std::backtrace::Backtrace; + use std::error; + use std::sync::Arc; + use thiserror::Error; + + #[derive(Error, Debug)] + pub enum PlainBacktrace { + #[error("...")] + Test { backtrace: Backtrace }, + } + + #[derive(Error, Debug)] + pub enum ExplicitBacktrace { + #[error("...")] + Test { + #[backtrace] + backtrace: Backtrace, + }, + } + + #[derive(Error, Debug)] + pub enum OptBacktrace { + #[error("...")] + Test { + #[backtrace] + backtrace: Option<Backtrace>, + }, + } + + #[derive(Error, Debug)] + pub enum ArcBacktrace { + #[error("...")] + Test { + #[backtrace] + backtrace: Arc<Backtrace>, + }, + } + + #[derive(Error, Debug)] + pub enum BacktraceFrom { + #[error("...")] + Test { + #[from] + source: Inner, + #[backtrace] + backtrace: Backtrace, + }, + } + + #[derive(Error, Debug)] + pub enum CombinedBacktraceFrom { + #[error("...")] + Test { + #[from] + #[backtrace] + source: InnerBacktrace, + }, + } + + #[derive(Error, Debug)] + pub enum OptBacktraceFrom { + #[error("...")] + Test { + #[from] + source: Inner, + #[backtrace] + backtrace: Option<Backtrace>, + }, + } + + #[derive(Error, Debug)] + pub enum ArcBacktraceFrom { + #[error("...")] + Test { + #[from] + source: Inner, + #[backtrace] + backtrace: Arc<Backtrace>, + }, + } + + #[test] + fn test_backtrace() { + let error = PlainBacktrace::Test { + backtrace: Backtrace::capture(), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ExplicitBacktrace::Test { + backtrace: Backtrace::capture(), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = OptBacktrace::Test { + backtrace: Some(Backtrace::capture()), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ArcBacktrace::Test { + backtrace: Arc::new(Backtrace::capture()), + }; + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = BacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = CombinedBacktraceFrom::from(InnerBacktrace { + backtrace: Backtrace::capture(), + }); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = OptBacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + + let error = ArcBacktraceFrom::from(Inner); + assert!(error::request_ref::<Backtrace>(&error).is_some()); + } +} + +#[test] +#[cfg_attr( + not(thiserror_nightly_testing), + ignore = "requires `--cfg=thiserror_nightly_testing`" +)] +fn test_backtrace() {} diff --git a/vendor/thiserror/tests/test_display.rs b/vendor/thiserror/tests/test_display.rs new file mode 100644 index 00000000..bb7c9231 --- /dev/null +++ b/vendor/thiserror/tests/test_display.rs @@ -0,0 +1,478 @@ +#![allow( + clippy::elidable_lifetime_names, + clippy::needless_lifetimes, + clippy::needless_raw_string_hashes, + clippy::trivially_copy_pass_by_ref, + clippy::uninlined_format_args +)] + +use core::fmt::{self, Display}; +use thiserror::Error; + +fn assert<T: Display>(expected: &str, value: T) { + assert_eq!(expected, value.to_string()); +} + +#[test] +fn test_braced() { + #[derive(Error, Debug)] + #[error("braced error: {msg}")] + struct Error { + msg: String, + } + + let msg = "T".to_owned(); + assert("braced error: T", Error { msg }); +} + +#[test] +fn test_braced_unused() { + #[derive(Error, Debug)] + #[error("braced error")] + struct Error { + extra: usize, + } + + assert("braced error", Error { extra: 0 }); +} + +#[test] +fn test_tuple() { + #[derive(Error, Debug)] + #[error("tuple error: {0}")] + struct Error(usize); + + assert("tuple error: 0", Error(0)); +} + +#[test] +fn test_unit() { + #[derive(Error, Debug)] + #[error("unit error")] + struct Error; + + assert("unit error", Error); +} + +#[test] +fn test_enum() { + #[derive(Error, Debug)] + enum Error { + #[error("braced error: {id}")] + Braced { id: usize }, + #[error("tuple error: {0}")] + Tuple(usize), + #[error("unit error")] + Unit, + } + + assert("braced error: 0", Error::Braced { id: 0 }); + assert("tuple error: 0", Error::Tuple(0)); + assert("unit error", Error::Unit); +} + +#[test] +fn test_constants() { + #[derive(Error, Debug)] + #[error("{MSG}: {id:?} (code {CODE:?})")] + struct Error { + id: &'static str, + } + + const MSG: &str = "failed to do"; + const CODE: usize = 9; + + assert("failed to do: \"\" (code 9)", Error { id: "" }); +} + +#[test] +fn test_inherit() { + #[derive(Error, Debug)] + #[error("{0}")] + enum Error { + Some(&'static str), + #[error("other error")] + Other(&'static str), + } + + assert("some error", Error::Some("some error")); + assert("other error", Error::Other("...")); +} + +#[test] +fn test_brace_escape() { + #[derive(Error, Debug)] + #[error("fn main() {{}}")] + struct Error; + + assert("fn main() {}", Error); +} + +#[test] +fn test_expr() { + #[derive(Error, Debug)] + #[error("1 + 1 = {}", 1 + 1)] + struct Error; + assert("1 + 1 = 2", Error); +} + +#[test] +fn test_nested() { + #[derive(Error, Debug)] + #[error("!bool = {}", not(.0))] + struct Error(bool); + + #[allow(clippy::trivially_copy_pass_by_ref)] + fn not(bool: &bool) -> bool { + !*bool + } + + assert("!bool = false", Error(true)); +} + +#[test] +fn test_match() { + #[derive(Error, Debug)] + #[error("{intro}: {0}", intro = match .1 { + Some(n) => format!("error occurred with {}", n), + None => "there was an empty error".to_owned(), + })] + struct Error(String, Option<usize>); + + assert( + "error occurred with 1: ...", + Error("...".to_owned(), Some(1)), + ); + assert( + "there was an empty error: ...", + Error("...".to_owned(), None), + ); +} + +#[test] +fn test_nested_display() { + // Same behavior as the one in `test_match`, but without String allocations. + #[derive(Error, Debug)] + #[error("{}", { + struct Msg<'a>(&'a String, &'a Option<usize>); + impl<'a> Display for Msg<'a> { + fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result { + match self.1 { + Some(n) => write!(formatter, "error occurred with {}", n), + None => write!(formatter, "there was an empty error"), + }?; + write!(formatter, ": {}", self.0) + } + } + Msg(.0, .1) + })] + struct Error(String, Option<usize>); + + assert( + "error occurred with 1: ...", + Error("...".to_owned(), Some(1)), + ); + assert( + "there was an empty error: ...", + Error("...".to_owned(), None), + ); +} + +#[test] +fn test_void() { + #[allow(clippy::empty_enum)] + #[derive(Error, Debug)] + #[error("...")] + pub enum Error {} + + let _: Error; +} + +#[test] +fn test_mixed() { + #[derive(Error, Debug)] + #[error("a={a} :: b={} :: c={c} :: d={d}", 1, c = 2, d = 3)] + struct Error { + a: usize, + d: usize, + } + + assert("a=0 :: b=1 :: c=2 :: d=3", Error { a: 0, d: 0 }); +} + +#[test] +fn test_ints() { + #[derive(Error, Debug)] + enum Error { + #[error("error {0}")] + Tuple(usize, usize), + #[error("error {0}", '?')] + Struct { v: usize }, + } + + assert("error 9", Error::Tuple(9, 0)); + assert("error ?", Error::Struct { v: 0 }); +} + +#[test] +fn test_trailing_comma() { + #[derive(Error, Debug)] + #[error( + "error {0}", + )] + #[rustfmt::skip] + struct Error(char); + + assert("error ?", Error('?')); +} + +#[test] +fn test_field() { + #[derive(Debug)] + struct Inner { + data: usize, + } + + #[derive(Error, Debug)] + #[error("{}", .0.data)] + struct Error(Inner); + + assert("0", Error(Inner { data: 0 })); +} + +#[test] +fn test_nested_tuple_field() { + #[derive(Debug)] + struct Inner(usize); + + #[derive(Error, Debug)] + #[error("{}", .0.0)] + struct Error(Inner); + + assert("0", Error(Inner(0))); +} + +#[test] +fn test_pointer() { + #[derive(Error, Debug)] + #[error("{field:p}")] + pub struct Struct { + field: Box<i32>, + } + + let s = Struct { + field: Box::new(-1), + }; + assert_eq!(s.to_string(), format!("{:p}", s.field)); +} + +#[test] +fn test_macro_rules_variant_from_call_site() { + // Regression test for https://github.com/dtolnay/thiserror/issues/86 + + macro_rules! decl_error { + ($variant:ident($value:ident)) => { + #[derive(Error, Debug)] + pub enum Error0 { + #[error("{0:?}")] + $variant($value), + } + + #[derive(Error, Debug)] + #[error("{0:?}")] + pub enum Error1 { + $variant($value), + } + }; + } + + decl_error!(Repro(u8)); + + assert("0", Error0::Repro(0)); + assert("0", Error1::Repro(0)); +} + +#[test] +fn test_macro_rules_message_from_call_site() { + // Regression test for https://github.com/dtolnay/thiserror/issues/398 + + macro_rules! decl_error { + ($($errors:tt)*) => { + #[derive(Error, Debug)] + pub enum Error { + $($errors)* + } + }; + } + + decl_error! { + #[error("{0}")] + Unnamed(u8), + #[error("{x}")] + Named { x: u8 }, + } + + assert("0", Error::Unnamed(0)); + assert("0", Error::Named { x: 0 }); +} + +#[test] +fn test_raw() { + #[derive(Error, Debug)] + #[error("braced raw error: {fn}")] + struct Error { + r#fn: &'static str, + } + + assert("braced raw error: T", Error { r#fn: "T" }); +} + +#[test] +fn test_raw_enum() { + #[derive(Error, Debug)] + enum Error { + #[error("braced raw error: {fn}")] + Braced { r#fn: &'static str }, + } + + assert("braced raw error: T", Error::Braced { r#fn: "T" }); +} + +#[test] +fn test_keyword() { + #[derive(Error, Debug)] + #[error("error: {type}", type = 1)] + struct Error; + + assert("error: 1", Error); +} + +#[test] +fn test_self() { + #[derive(Error, Debug)] + #[error("error: {self:?}")] + struct Error; + + assert("error: Error", Error); +} + +#[test] +fn test_str_special_chars() { + #[derive(Error, Debug)] + pub enum Error { + #[error("brace left {{")] + BraceLeft, + #[error("brace left 2 \x7B\x7B")] + BraceLeft2, + #[error("brace left 3 \u{7B}\u{7B}")] + BraceLeft3, + #[error("brace right }}")] + BraceRight, + #[error("brace right 2 \x7D\x7D")] + BraceRight2, + #[error("brace right 3 \u{7D}\u{7D}")] + BraceRight3, + #[error( + "new_\ +line" + )] + NewLine, + #[error("escape24 \u{78}")] + Escape24, + } + + assert("brace left {", Error::BraceLeft); + assert("brace left 2 {", Error::BraceLeft2); + assert("brace left 3 {", Error::BraceLeft3); + assert("brace right }", Error::BraceRight); + assert("brace right 2 }", Error::BraceRight2); + assert("brace right 3 }", Error::BraceRight3); + assert("new_line", Error::NewLine); + assert("escape24 x", Error::Escape24); +} + +#[test] +fn test_raw_str() { + #[derive(Error, Debug)] + pub enum Error { + #[error(r#"raw brace left {{"#)] + BraceLeft, + #[error(r#"raw brace left 2 \x7B"#)] + BraceLeft2, + #[error(r#"raw brace right }}"#)] + BraceRight, + #[error(r#"raw brace right 2 \x7D"#)] + BraceRight2, + } + + assert(r#"raw brace left {"#, Error::BraceLeft); + assert(r#"raw brace left 2 \x7B"#, Error::BraceLeft2); + assert(r#"raw brace right }"#, Error::BraceRight); + assert(r#"raw brace right 2 \x7D"#, Error::BraceRight2); +} + +mod util { + use core::fmt::{self, Octal}; + + pub fn octal<T: Octal>(value: &T, formatter: &mut fmt::Formatter) -> fmt::Result { + write!(formatter, "0o{:o}", value) + } +} + +#[test] +fn test_fmt_path() { + fn unit(formatter: &mut fmt::Formatter) -> fmt::Result { + formatter.write_str("unit=") + } + + fn pair(k: &i32, v: &i32, formatter: &mut fmt::Formatter) -> fmt::Result { + write!(formatter, "pair={k}:{v}") + } + + #[derive(Error, Debug)] + pub enum Error { + #[error(fmt = unit)] + Unit, + #[error(fmt = pair)] + Tuple(i32, i32), + #[error(fmt = pair)] + Entry { k: i32, v: i32 }, + #[error(fmt = crate::util::octal)] + I16(i16), + #[error(fmt = crate::util::octal::<i32>)] + I32 { n: i32 }, + #[error(fmt = core::fmt::Octal::fmt)] + I64(i64), + #[error("...{0}")] + Other(bool), + } + + assert("unit=", Error::Unit); + assert("pair=10:0", Error::Tuple(10, 0)); + assert("pair=10:0", Error::Entry { k: 10, v: 0 }); + assert("0o777", Error::I16(0o777)); + assert("0o777", Error::I32 { n: 0o777 }); + assert("777", Error::I64(0o777)); + assert("...false", Error::Other(false)); +} + +#[test] +fn test_fmt_path_inherited() { + #[derive(Error, Debug)] + #[error(fmt = crate::util::octal)] + pub enum Error { + I16(i16), + I32 { + n: i32, + }, + #[error(fmt = core::fmt::Octal::fmt)] + I64(i64), + #[error("...{0}")] + Other(bool), + } + + assert("0o777", Error::I16(0o777)); + assert("0o777", Error::I32 { n: 0o777 }); + assert("777", Error::I64(0o777)); + assert("...false", Error::Other(false)); +} diff --git a/vendor/thiserror/tests/test_error.rs b/vendor/thiserror/tests/test_error.rs new file mode 100644 index 00000000..eb52cefb --- /dev/null +++ b/vendor/thiserror/tests/test_error.rs @@ -0,0 +1,56 @@ +#![allow(dead_code)] + +use core::fmt::{self, Display}; +use std::io; +use thiserror::Error; + +macro_rules! unimplemented_display { + ($ty:ty) => { + impl Display for $ty { + fn fmt(&self, _formatter: &mut fmt::Formatter) -> fmt::Result { + unimplemented!() + } + } + }; +} + +#[derive(Error, Debug)] +struct BracedError { + msg: String, + pos: usize, +} + +#[derive(Error, Debug)] +struct TupleError(String, usize); + +#[derive(Error, Debug)] +struct UnitError; + +#[derive(Error, Debug)] +struct WithSource { + #[source] + cause: io::Error, +} + +#[derive(Error, Debug)] +struct WithAnyhow { + #[source] + cause: anyhow::Error, +} + +#[derive(Error, Debug)] +enum EnumError { + Braced { + #[source] + cause: io::Error, + }, + Tuple(#[source] io::Error), + Unit, +} + +unimplemented_display!(BracedError); +unimplemented_display!(TupleError); +unimplemented_display!(UnitError); +unimplemented_display!(WithSource); +unimplemented_display!(WithAnyhow); +unimplemented_display!(EnumError); diff --git a/vendor/thiserror/tests/test_expr.rs b/vendor/thiserror/tests/test_expr.rs new file mode 100644 index 00000000..1872fb5a --- /dev/null +++ b/vendor/thiserror/tests/test_expr.rs @@ -0,0 +1,118 @@ +#![allow(clippy::iter_cloned_collect, clippy::uninlined_format_args)] + +use core::fmt::Display; +#[cfg(feature = "std")] +use std::path::PathBuf; +use thiserror::Error; + +// Some of the elaborate cases from the rcc codebase, which is a C compiler in +// Rust. https://github.com/jyn514/rcc/blob/0.8.0/src/data/error.rs +#[derive(Error, Debug)] +pub enum CompilerError { + #[error("cannot shift {} by {maximum} or more bits (got {current})", if *.is_left { "left" } else { "right" })] + TooManyShiftBits { + is_left: bool, + maximum: u64, + current: u64, + }, + + #[error("#error {}", (.0).iter().copied().collect::<Vec<_>>().join(" "))] + User(Vec<&'static str>), + + #[error("overflow while parsing {}integer literal", + if let Some(signed) = .is_signed { + if *signed { "signed "} else { "unsigned "} + } else { + "" + } + )] + IntegerOverflow { is_signed: Option<bool> }, + + #[error("overflow while parsing {}integer literal", match .is_signed { + Some(true) => "signed ", + Some(false) => "unsigned ", + None => "", + })] + IntegerOverflow2 { is_signed: Option<bool> }, +} + +// Examples drawn from Rustup. +#[derive(Error, Debug)] +pub enum RustupError { + #[error( + "toolchain '{name}' does not contain component {component}{}", + .suggestion + .as_ref() + .map_or_else(String::new, |s| format!("; did you mean '{}'?", s)), + )] + UnknownComponent { + name: String, + component: String, + suggestion: Option<String>, + }, +} + +#[track_caller] +fn assert<T: Display>(expected: &str, value: T) { + assert_eq!(expected, value.to_string()); +} + +#[test] +fn test_rcc() { + assert( + "cannot shift left by 32 or more bits (got 50)", + CompilerError::TooManyShiftBits { + is_left: true, + maximum: 32, + current: 50, + }, + ); + + assert("#error A B C", CompilerError::User(vec!["A", "B", "C"])); + + assert( + "overflow while parsing signed integer literal", + CompilerError::IntegerOverflow { + is_signed: Some(true), + }, + ); +} + +#[test] +fn test_rustup() { + assert( + "toolchain 'nightly' does not contain component clipy; did you mean 'clippy'?", + RustupError::UnknownComponent { + name: "nightly".to_owned(), + component: "clipy".to_owned(), + suggestion: Some("clippy".to_owned()), + }, + ); +} + +// Regression test for https://github.com/dtolnay/thiserror/issues/335 +#[cfg(feature = "std")] +#[test] +#[allow(non_snake_case)] +fn test_assoc_type_equality_constraint() { + pub trait Trait<T>: Display { + type A; + } + + impl<T> Trait<T> for i32 { + type A = i32; + } + + #[derive(Error, Debug)] + #[error("{A} {b}", b = &0 as &dyn Trait<i32, A = i32>)] + pub struct Error { + pub A: PathBuf, + } + + assert( + "... 0", + Error { + A: PathBuf::from("..."), + }, + ); +} diff --git a/vendor/thiserror/tests/test_from.rs b/vendor/thiserror/tests/test_from.rs new file mode 100644 index 00000000..51af40b1 --- /dev/null +++ b/vendor/thiserror/tests/test_from.rs @@ -0,0 +1,64 @@ +#![allow(clippy::extra_unused_type_parameters)] + +use std::io; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStruct { + #[from] + source: io::Error, +} + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStructOptional { + #[from] + source: Option<io::Error>, +} + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorTuple(#[from] io::Error); + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorTupleOptional(#[from] Option<io::Error>); + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnum { + Test { + #[from] + source: io::Error, + }, +} + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnumOptional { + Test { + #[from] + source: Option<io::Error>, + }, +} + +#[derive(Error, Debug)] +#[error("...")] +pub enum Many { + Any(#[from] anyhow::Error), + Io(#[from] io::Error), +} + +fn assert_impl<T: From<io::Error>>() {} + +#[test] +fn test_from() { + assert_impl::<ErrorStruct>(); + assert_impl::<ErrorStructOptional>(); + assert_impl::<ErrorTuple>(); + assert_impl::<ErrorTupleOptional>(); + assert_impl::<ErrorEnum>(); + assert_impl::<ErrorEnumOptional>(); + assert_impl::<Many>(); +} diff --git a/vendor/thiserror/tests/test_generics.rs b/vendor/thiserror/tests/test_generics.rs new file mode 100644 index 00000000..bcbfee0c --- /dev/null +++ b/vendor/thiserror/tests/test_generics.rs @@ -0,0 +1,205 @@ +#![allow(clippy::needless_late_init, clippy::uninlined_format_args)] + +use core::fmt::{self, Debug, Display}; +use core::str::FromStr; +use thiserror::Error; + +pub struct NoFormat; + +#[derive(Debug)] +pub struct DebugOnly; + +pub struct DisplayOnly; + +impl Display for DisplayOnly { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + f.write_str("display only") + } +} + +#[derive(Debug)] +pub struct DebugAndDisplay; + +impl Display for DebugAndDisplay { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + f.write_str("debug and display") + } +} + +// Should expand to: +// +// impl<E> Display for EnumDebugField<E> +// where +// E: Debug; +// +// impl<E> Error for EnumDebugField<E> +// where +// Self: Debug + Display; +// +#[derive(Error, Debug)] +pub enum EnumDebugGeneric<E> { + #[error("{0:?}")] + FatalError(E), +} + +// Should expand to: +// +// impl<E> Display for EnumFromGeneric<E>; +// +// impl<E> Error for EnumFromGeneric<E> +// where +// EnumDebugGeneric<E>: Error + 'static, +// Self: Debug + Display; +// +#[derive(Error, Debug)] +pub enum EnumFromGeneric<E> { + #[error("enum from generic")] + Source(#[from] EnumDebugGeneric<E>), +} + +// Should expand to: +// +// impl<HasDisplay, HasDebug, HasNeither> Display +// for EnumCompound<HasDisplay, HasDebug, HasNeither> +// where +// HasDisplay: Display, +// HasDebug: Debug; +// +// impl<HasDisplay, HasDebug, HasNeither> Error +// for EnumCompound<HasDisplay, HasDebug, HasNeither> +// where +// Self: Debug + Display; +// +#[derive(Error)] +pub enum EnumCompound<HasDisplay, HasDebug, HasNeither> { + #[error("{0} {1:?}")] + DisplayDebug(HasDisplay, HasDebug), + #[error("{0}")] + Display(HasDisplay, HasNeither), + #[error("{1:?}")] + Debug(HasNeither, HasDebug), +} + +impl<HasDisplay, HasDebug, HasNeither> Debug for EnumCompound<HasDisplay, HasDebug, HasNeither> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + f.write_str("EnumCompound") + } +} + +#[test] +fn test_display_enum_compound() { + let mut instance: EnumCompound<DisplayOnly, DebugOnly, NoFormat>; + + instance = EnumCompound::DisplayDebug(DisplayOnly, DebugOnly); + assert_eq!(format!("{}", instance), "display only DebugOnly"); + + instance = EnumCompound::Display(DisplayOnly, NoFormat); + assert_eq!(format!("{}", instance), "display only"); + + instance = EnumCompound::Debug(NoFormat, DebugOnly); + assert_eq!(format!("{}", instance), "DebugOnly"); +} + +// Should expand to: +// +// impl<E> Display for EnumTransparentGeneric<E> +// where +// E: Display; +// +// impl<E> Error for EnumTransparentGeneric<E> +// where +// E: Error, +// Self: Debug + Display; +// +#[derive(Error, Debug)] +pub enum EnumTransparentGeneric<E> { + #[error(transparent)] + Other(E), +} + +// Should expand to: +// +// impl<E> Display for StructDebugGeneric<E> +// where +// E: Debug; +// +// impl<E> Error for StructDebugGeneric<E> +// where +// Self: Debug + Display; +// +#[derive(Error, Debug)] +#[error("{underlying:?}")] +pub struct StructDebugGeneric<E> { + pub underlying: E, +} + +// Should expand to: +// +// impl<E> Error for StructFromGeneric<E> +// where +// StructDebugGeneric<E>: Error + 'static, +// Self: Debug + Display; +// +#[derive(Error, Debug)] +pub struct StructFromGeneric<E> { + #[from] + pub source: StructDebugGeneric<E>, +} + +// Should expand to: +// +// impl<E> Display for StructTransparentGeneric<E> +// where +// E: Display; +// +// impl<E> Error for StructTransparentGeneric<E> +// where +// E: Error, +// Self: Debug + Display; +// +#[derive(Error, Debug)] +#[error(transparent)] +pub struct StructTransparentGeneric<E>(pub E); + +// Should expand to: +// +// impl<T: FromStr> Display for AssociatedTypeError<T> +// where +// T::Err: Display; +// +// impl<T: FromStr> Error for AssociatedTypeError<T> +// where +// Self: Debug + Display; +// +#[derive(Error, Debug)] +pub enum AssociatedTypeError<T: FromStr> { + #[error("couldn't parse matrix")] + Other, + #[error("couldn't parse entry: {0}")] + EntryParseError(T::Err), +} + +// Regression test for https://github.com/dtolnay/thiserror/issues/345 +#[test] +fn test_no_bound_on_named_fmt() { + #[derive(Error, Debug)] + #[error("{thing}", thing = "...")] + struct Error<T> { + thing: T, + } + + let error = Error { thing: DebugOnly }; + assert_eq!(error.to_string(), "..."); +} + +#[test] +fn test_multiple_bound() { + #[derive(Error, Debug)] + #[error("0x{thing:x} 0x{thing:X}")] + pub struct Error<T> { + thing: T, + } + + let error = Error { thing: 0xFFi32 }; + assert_eq!(error.to_string(), "0xff 0xFF"); +} diff --git a/vendor/thiserror/tests/test_lints.rs b/vendor/thiserror/tests/test_lints.rs new file mode 100644 index 00000000..5e2b8957 --- /dev/null +++ b/vendor/thiserror/tests/test_lints.rs @@ -0,0 +1,96 @@ +#![allow(clippy::mixed_attributes_style)] + +use thiserror::Error; + +pub use std::error::Error; + +#[test] +fn test_allow_attributes() { + #![deny(clippy::allow_attributes)] + + #[derive(Error, Debug)] + #[error("...")] + pub struct MyError(#[from] anyhow::Error); + + let _: MyError; +} + +#[test] +fn test_unused_qualifications() { + #![deny(unused_qualifications)] + + // Expansion of derive(Error) macro can't know whether something like + // std::error::Error is already imported in the caller's scope so it must + // suppress unused_qualifications. + + #[derive(Error, Debug)] + #[error("...")] + pub struct MyError; + + let _: MyError; +} + +#[test] +fn test_needless_lifetimes() { + #![allow(dead_code)] + #![deny(clippy::elidable_lifetime_names, clippy::needless_lifetimes)] + + #[derive(Error, Debug)] + #[error("...")] + pub enum MyError<'a> { + A(#[from] std::io::Error), + B(&'a ()), + } + + let _: MyError; +} + +#[test] +fn test_deprecated() { + #![deny(deprecated)] + + #[derive(Error, Debug)] + #[deprecated] + #[error("...")] + pub struct DeprecatedStruct; + + #[derive(Error, Debug)] + #[error("{message} {}", .message)] + pub struct DeprecatedStructField { + #[deprecated] + message: String, + } + + #[derive(Error, Debug)] + #[deprecated] + pub enum DeprecatedEnum { + #[error("...")] + Variant, + } + + #[derive(Error, Debug)] + pub enum DeprecatedVariant { + #[deprecated] + #[error("...")] + Variant, + } + + #[derive(Error, Debug)] + pub enum DeprecatedFrom { + #[error(transparent)] + Variant( + #[from] + #[allow(deprecated)] + DeprecatedStruct, + ), + } + + #[allow(deprecated)] + let _: DeprecatedStruct; + #[allow(deprecated)] + let _: DeprecatedStructField; + #[allow(deprecated)] + let _ = DeprecatedEnum::Variant; + #[allow(deprecated)] + let _ = DeprecatedVariant::Variant; +} diff --git a/vendor/thiserror/tests/test_option.rs b/vendor/thiserror/tests/test_option.rs new file mode 100644 index 00000000..21cd5e10 --- /dev/null +++ b/vendor/thiserror/tests/test_option.rs @@ -0,0 +1,109 @@ +#![cfg(feature = "std")] +#![cfg_attr(thiserror_nightly_testing, feature(error_generic_member_access))] + +#[cfg(thiserror_nightly_testing)] +pub mod structs { + use std::backtrace::Backtrace; + use thiserror::Error; + + #[derive(Error, Debug)] + #[error("...")] + pub struct OptSourceNoBacktrace { + #[source] + pub source: Option<anyhow::Error>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct OptSourceAlwaysBacktrace { + #[source] + pub source: Option<anyhow::Error>, + pub backtrace: Backtrace, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct NoSourceOptBacktrace { + #[backtrace] + pub backtrace: Option<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct AlwaysSourceOptBacktrace { + pub source: anyhow::Error, + #[backtrace] + pub backtrace: Option<Backtrace>, + } + + #[derive(Error, Debug)] + #[error("...")] + pub struct OptSourceOptBacktrace { + #[source] + pub source: Option<anyhow::Error>, + #[backtrace] + pub backtrace: Option<Backtrace>, + } +} + +#[cfg(thiserror_nightly_testing)] +pub mod enums { + use std::backtrace::Backtrace; + use thiserror::Error; + + #[derive(Error, Debug)] + pub enum OptSourceNoBacktrace { + #[error("...")] + Test { + #[source] + source: Option<anyhow::Error>, + }, + } + + #[derive(Error, Debug)] + pub enum OptSourceAlwaysBacktrace { + #[error("...")] + Test { + #[source] + source: Option<anyhow::Error>, + backtrace: Backtrace, + }, + } + + #[derive(Error, Debug)] + pub enum NoSourceOptBacktrace { + #[error("...")] + Test { + #[backtrace] + backtrace: Option<Backtrace>, + }, + } + + #[derive(Error, Debug)] + pub enum AlwaysSourceOptBacktrace { + #[error("...")] + Test { + source: anyhow::Error, + #[backtrace] + backtrace: Option<Backtrace>, + }, + } + + #[derive(Error, Debug)] + pub enum OptSourceOptBacktrace { + #[error("...")] + Test { + #[source] + source: Option<anyhow::Error>, + #[backtrace] + backtrace: Option<Backtrace>, + }, + } +} + +#[test] +#[cfg_attr( + not(thiserror_nightly_testing), + ignore = "requires `--cfg=thiserror_nightly_testing`" +)] +fn test_option() {} diff --git a/vendor/thiserror/tests/test_path.rs b/vendor/thiserror/tests/test_path.rs new file mode 100644 index 00000000..fa85c1d2 --- /dev/null +++ b/vendor/thiserror/tests/test_path.rs @@ -0,0 +1,54 @@ +#![cfg(feature = "std")] + +use core::fmt::Display; +use ref_cast::RefCast; +use std::path::{Path, PathBuf}; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("failed to read '{file}'")] +struct StructPathBuf { + file: PathBuf, +} + +#[derive(Error, Debug, RefCast)] +#[repr(C)] +#[error("failed to read '{file}'")] +struct StructPath { + file: Path, +} + +#[derive(Error, Debug)] +enum EnumPathBuf { + #[error("failed to read '{0}'")] + Read(PathBuf), +} + +#[derive(Error, Debug)] +#[error("{tail}")] +pub struct UnsizedError { + pub head: i32, + pub tail: str, +} + +#[derive(Error, Debug)] +pub enum BothError { + #[error("display:{0} debug:{0:?}")] + DisplayDebug(PathBuf), + #[error("debug:{0:?} display:{0}")] + DebugDisplay(PathBuf), +} + +fn assert<T: Display>(expected: &str, value: T) { + assert_eq!(expected, value.to_string()); +} + +#[test] +fn test_display() { + let path = Path::new("/thiserror"); + let file = path.to_owned(); + assert("failed to read '/thiserror'", StructPathBuf { file }); + let file = path.to_owned(); + assert("failed to read '/thiserror'", EnumPathBuf::Read(file)); + assert("failed to read '/thiserror'", StructPath::ref_cast(path)); +} diff --git a/vendor/thiserror/tests/test_source.rs b/vendor/thiserror/tests/test_source.rs new file mode 100644 index 00000000..29968bee --- /dev/null +++ b/vendor/thiserror/tests/test_source.rs @@ -0,0 +1,82 @@ +use std::error::Error as StdError; +use std::io; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("implicit source")] +pub struct ImplicitSource { + source: io::Error, +} + +#[derive(Error, Debug)] +#[error("explicit source")] +pub struct ExplicitSource { + source: String, + #[source] + io: io::Error, +} + +#[derive(Error, Debug)] +#[error("boxed source")] +pub struct BoxedSource { + #[source] + source: Box<dyn StdError + Send + 'static>, +} + +#[test] +fn test_implicit_source() { + let io = io::Error::new(io::ErrorKind::Other, "oh no!"); + let error = ImplicitSource { source: io }; + error.source().unwrap().downcast_ref::<io::Error>().unwrap(); +} + +#[test] +fn test_explicit_source() { + let io = io::Error::new(io::ErrorKind::Other, "oh no!"); + let error = ExplicitSource { + source: String::new(), + io, + }; + error.source().unwrap().downcast_ref::<io::Error>().unwrap(); +} + +#[test] +fn test_boxed_source() { + let source = Box::new(io::Error::new(io::ErrorKind::Other, "oh no!")); + let error = BoxedSource { source }; + error.source().unwrap().downcast_ref::<io::Error>().unwrap(); +} + +macro_rules! error_from_macro { + ($($variants:tt)*) => { + #[derive(Error)] + #[derive(Debug)] + pub enum MacroSource { + $($variants)* + } + } +} + +// Test that we generate impls with the proper hygiene +#[rustfmt::skip] +error_from_macro! { + #[error("Something")] + Variant(#[from] io::Error) +} + +#[test] +fn test_not_source() { + #[derive(Error, Debug)] + #[error("{source} ==> {destination}")] + pub struct NotSource { + r#source: char, + destination: char, + } + + let error = NotSource { + source: 'S', + destination: 'D', + }; + assert_eq!(error.to_string(), "S ==> D"); + assert!(error.source().is_none()); +} diff --git a/vendor/thiserror/tests/test_transparent.rs b/vendor/thiserror/tests/test_transparent.rs new file mode 100644 index 00000000..ee30f5b2 --- /dev/null +++ b/vendor/thiserror/tests/test_transparent.rs @@ -0,0 +1,96 @@ +use anyhow::anyhow; +use std::error::Error as _; +use std::io; +use thiserror::Error; + +#[test] +fn test_transparent_struct() { + #[derive(Error, Debug)] + #[error(transparent)] + struct Error(ErrorKind); + + #[derive(Error, Debug)] + enum ErrorKind { + #[error("E0")] + E0, + #[error("E1")] + E1(#[from] io::Error), + } + + let error = Error(ErrorKind::E0); + assert_eq!("E0", error.to_string()); + assert!(error.source().is_none()); + + let io = io::Error::new(io::ErrorKind::Other, "oh no!"); + let error = Error(ErrorKind::from(io)); + assert_eq!("E1", error.to_string()); + error.source().unwrap().downcast_ref::<io::Error>().unwrap(); +} + +#[test] +fn test_transparent_enum() { + #[derive(Error, Debug)] + enum Error { + #[error("this failed")] + This, + #[error(transparent)] + Other(anyhow::Error), + } + + let error = Error::This; + assert_eq!("this failed", error.to_string()); + + let error = Error::Other(anyhow!("inner").context("outer")); + assert_eq!("outer", error.to_string()); + assert_eq!("inner", error.source().unwrap().to_string()); +} + +#[test] +fn test_transparent_enum_with_default_message() { + #[derive(Error, Debug)] + #[error("this failed: {0}_{1}")] + enum Error { + This(i32, i32), + #[error(transparent)] + Other(anyhow::Error), + } + + let error = Error::This(-1, -1); + assert_eq!("this failed: -1_-1", error.to_string()); + + let error = Error::Other(anyhow!("inner").context("outer")); + assert_eq!("outer", error.to_string()); + assert_eq!("inner", error.source().unwrap().to_string()); +} + +#[test] +fn test_anyhow() { + #[derive(Error, Debug)] + #[error(transparent)] + struct Any(#[from] anyhow::Error); + + let error = Any::from(anyhow!("inner").context("outer")); + assert_eq!("outer", error.to_string()); + assert_eq!("inner", error.source().unwrap().to_string()); +} + +#[test] +fn test_non_static() { + #[derive(Error, Debug)] + #[error(transparent)] + struct Error<'a> { + inner: ErrorKind<'a>, + } + + #[derive(Error, Debug)] + enum ErrorKind<'a> { + #[error("unexpected token: {:?}", token)] + Unexpected { token: &'a str }, + } + + let error = Error { + inner: ErrorKind::Unexpected { token: "error" }, + }; + assert_eq!("unexpected token: \"error\"", error.to_string()); + assert!(error.source().is_none()); +} diff --git a/vendor/thiserror/tests/ui/bad-field-attr.rs b/vendor/thiserror/tests/ui/bad-field-attr.rs new file mode 100644 index 00000000..d5429b2b --- /dev/null +++ b/vendor/thiserror/tests/ui/bad-field-attr.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +pub struct Error(#[error(transparent)] std::io::Error); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/bad-field-attr.stderr b/vendor/thiserror/tests/ui/bad-field-attr.stderr new file mode 100644 index 00000000..5fb57441 --- /dev/null +++ b/vendor/thiserror/tests/ui/bad-field-attr.stderr @@ -0,0 +1,5 @@ +error: #[error(transparent)] needs to go outside the enum or struct, not on an individual field + --> tests/ui/bad-field-attr.rs:5:18 + | +5 | pub struct Error(#[error(transparent)] std::io::Error); + | ^^^^^^^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/concat-display.rs b/vendor/thiserror/tests/ui/concat-display.rs new file mode 100644 index 00000000..8b53cc0c --- /dev/null +++ b/vendor/thiserror/tests/ui/concat-display.rs @@ -0,0 +1,15 @@ +use thiserror::Error; + +macro_rules! error_type { + ($name:ident, $what:expr) => { + // Use #[error("invalid {}", $what)] instead. + + #[derive(Error, Debug)] + #[error(concat!("invalid ", $what))] + pub struct $name; + }; +} + +error_type!(Error, "foo"); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/concat-display.stderr b/vendor/thiserror/tests/ui/concat-display.stderr new file mode 100644 index 00000000..9255488f --- /dev/null +++ b/vendor/thiserror/tests/ui/concat-display.stderr @@ -0,0 +1,10 @@ +error: expected one of: string literal, `transparent`, `fmt` + --> tests/ui/concat-display.rs:8:17 + | +8 | #[error(concat!("invalid ", $what))] + | ^^^^^^ +... +13 | error_type!(Error, "foo"); + | ------------------------- in this macro invocation + | + = note: this error originates in the macro `error_type` (in Nightly builds, run with -Z macro-backtrace for more info) diff --git a/vendor/thiserror/tests/ui/display-underscore.rs b/vendor/thiserror/tests/ui/display-underscore.rs new file mode 100644 index 00000000..335614bd --- /dev/null +++ b/vendor/thiserror/tests/ui/display-underscore.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("{_}")] +pub struct Error; + +fn main() {} diff --git a/vendor/thiserror/tests/ui/display-underscore.stderr b/vendor/thiserror/tests/ui/display-underscore.stderr new file mode 100644 index 00000000..36882b99 --- /dev/null +++ b/vendor/thiserror/tests/ui/display-underscore.stderr @@ -0,0 +1,7 @@ +error: invalid format string: invalid argument name `_` + --> tests/ui/display-underscore.rs:4:11 + | +4 | #[error("{_}")] + | ^ invalid argument name in format string + | + = note: argument name cannot be a single underscore diff --git a/vendor/thiserror/tests/ui/duplicate-enum-source.rs b/vendor/thiserror/tests/ui/duplicate-enum-source.rs new file mode 100644 index 00000000..15e579f8 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-enum-source.rs @@ -0,0 +1,13 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum ErrorEnum { + Confusing { + #[source] + a: std::io::Error, + #[source] + b: anyhow::Error, + }, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/duplicate-enum-source.stderr b/vendor/thiserror/tests/ui/duplicate-enum-source.stderr new file mode 100644 index 00000000..4a4b2d39 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-enum-source.stderr @@ -0,0 +1,5 @@ +error: duplicate #[source] attribute + --> tests/ui/duplicate-enum-source.rs:8:9 + | +8 | #[source] + | ^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/duplicate-fmt.rs b/vendor/thiserror/tests/ui/duplicate-fmt.rs new file mode 100644 index 00000000..32f7a23d --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-fmt.rs @@ -0,0 +1,23 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("...")] +#[error("...")] +pub struct Error; + +#[derive(Error, Debug)] +#[error(fmt = core::fmt::Octal::fmt)] +#[error(fmt = core::fmt::LowerHex::fmt)] +pub enum FmtFmt {} + +#[derive(Error, Debug)] +#[error(fmt = core::fmt::Octal::fmt)] +#[error(transparent)] +pub enum FmtTransparent {} + +#[derive(Error, Debug)] +#[error(fmt = core::fmt::Octal::fmt)] +#[error("...")] +pub enum FmtDisplay {} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/duplicate-fmt.stderr b/vendor/thiserror/tests/ui/duplicate-fmt.stderr new file mode 100644 index 00000000..a6c99322 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-fmt.stderr @@ -0,0 +1,23 @@ +error: only one #[error(...)] attribute is allowed + --> tests/ui/duplicate-fmt.rs:5:1 + | +5 | #[error("...")] + | ^^^^^^^^^^^^^^^ + +error: duplicate #[error(fmt = ...)] attribute + --> tests/ui/duplicate-fmt.rs:10:1 + | +10 | #[error(fmt = core::fmt::LowerHex::fmt)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: cannot have both #[error(transparent)] and #[error(fmt = ...)] + --> tests/ui/duplicate-fmt.rs:14:1 + | +14 | #[error(fmt = core::fmt::Octal::fmt)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: cannot have both #[error(fmt = ...)] and a format arguments attribute + --> tests/ui/duplicate-fmt.rs:20:1 + | +20 | #[error("...")] + | ^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/duplicate-struct-source.rs b/vendor/thiserror/tests/ui/duplicate-struct-source.rs new file mode 100644 index 00000000..569df8dd --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-struct-source.rs @@ -0,0 +1,11 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub struct ErrorStruct { + #[source] + a: std::io::Error, + #[source] + b: anyhow::Error, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/duplicate-struct-source.stderr b/vendor/thiserror/tests/ui/duplicate-struct-source.stderr new file mode 100644 index 00000000..c8de5747 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-struct-source.stderr @@ -0,0 +1,5 @@ +error: duplicate #[source] attribute + --> tests/ui/duplicate-struct-source.rs:7:5 + | +7 | #[source] + | ^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/duplicate-transparent.rs b/vendor/thiserror/tests/ui/duplicate-transparent.rs new file mode 100644 index 00000000..49c0e466 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-transparent.rs @@ -0,0 +1,8 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +#[error(transparent)] +pub struct Error(anyhow::Error); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/duplicate-transparent.stderr b/vendor/thiserror/tests/ui/duplicate-transparent.stderr new file mode 100644 index 00000000..a8308790 --- /dev/null +++ b/vendor/thiserror/tests/ui/duplicate-transparent.stderr @@ -0,0 +1,5 @@ +error: duplicate #[error(transparent)] attribute + --> tests/ui/duplicate-transparent.rs:5:1 + | +5 | #[error(transparent)] + | ^^^^^^^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/expression-fallback.rs b/vendor/thiserror/tests/ui/expression-fallback.rs new file mode 100644 index 00000000..72691295 --- /dev/null +++ b/vendor/thiserror/tests/ui/expression-fallback.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("".yellow)] +pub struct ArgError; + +fn main() {} diff --git a/vendor/thiserror/tests/ui/expression-fallback.stderr b/vendor/thiserror/tests/ui/expression-fallback.stderr new file mode 100644 index 00000000..5c9f2157 --- /dev/null +++ b/vendor/thiserror/tests/ui/expression-fallback.stderr @@ -0,0 +1,19 @@ +error: expected `,`, found `.` + --> tests/ui/expression-fallback.rs:4:11 + | +4 | #[error("".yellow)] + | ^ expected `,` + +error: argument never used + --> tests/ui/expression-fallback.rs:4:12 + | +4 | #[error("".yellow)] + | -- ^^^^^^ argument never used + | | + | formatting specifier missing + +error[E0425]: cannot find value `yellow` in this scope + --> tests/ui/expression-fallback.rs:4:12 + | +4 | #[error("".yellow)] + | ^^^^^^ not found in this scope diff --git a/vendor/thiserror/tests/ui/fallback-impl-with-display.rs b/vendor/thiserror/tests/ui/fallback-impl-with-display.rs new file mode 100644 index 00000000..23dcf287 --- /dev/null +++ b/vendor/thiserror/tests/ui/fallback-impl-with-display.rs @@ -0,0 +1,14 @@ +use core::fmt::{self, Display}; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error] +pub struct MyError; + +impl Display for MyError { + fn fmt(&self, _formatter: &mut fmt::Formatter) -> fmt::Result { + unimplemented!() + } +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/fallback-impl-with-display.stderr b/vendor/thiserror/tests/ui/fallback-impl-with-display.stderr new file mode 100644 index 00000000..6bd37307 --- /dev/null +++ b/vendor/thiserror/tests/ui/fallback-impl-with-display.stderr @@ -0,0 +1,16 @@ +error: expected attribute arguments in parentheses: #[error(...)] + --> tests/ui/fallback-impl-with-display.rs:5:3 + | +5 | #[error] + | ^^^^^ + +error[E0119]: conflicting implementations of trait `std::fmt::Display` for type `MyError` + --> tests/ui/fallback-impl-with-display.rs:4:10 + | +4 | #[derive(Error, Debug)] + | ^^^^^ conflicting implementation for `MyError` +... +8 | impl Display for MyError { + | ------------------------ first implementation here + | + = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info) diff --git a/vendor/thiserror/tests/ui/from-backtrace-backtrace.rs b/vendor/thiserror/tests/ui/from-backtrace-backtrace.rs new file mode 100644 index 00000000..3b781ac4 --- /dev/null +++ b/vendor/thiserror/tests/ui/from-backtrace-backtrace.rs @@ -0,0 +1,15 @@ +// https://github.com/dtolnay/thiserror/issues/163 + +use std::backtrace::Backtrace; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("...")] +pub struct Error( + #[from] + #[backtrace] + std::io::Error, + Backtrace, +); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/from-backtrace-backtrace.stderr b/vendor/thiserror/tests/ui/from-backtrace-backtrace.stderr new file mode 100644 index 00000000..5c0b9a3b --- /dev/null +++ b/vendor/thiserror/tests/ui/from-backtrace-backtrace.stderr @@ -0,0 +1,5 @@ +error: deriving From requires no fields other than source and backtrace + --> tests/ui/from-backtrace-backtrace.rs:9:5 + | +9 | #[from] + | ^^^^^^^ diff --git a/vendor/thiserror/tests/ui/from-not-source.rs b/vendor/thiserror/tests/ui/from-not-source.rs new file mode 100644 index 00000000..ad728670 --- /dev/null +++ b/vendor/thiserror/tests/ui/from-not-source.rs @@ -0,0 +1,11 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub struct Error { + #[source] + source: std::io::Error, + #[from] + other: anyhow::Error, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/from-not-source.stderr b/vendor/thiserror/tests/ui/from-not-source.stderr new file mode 100644 index 00000000..97136017 --- /dev/null +++ b/vendor/thiserror/tests/ui/from-not-source.stderr @@ -0,0 +1,5 @@ +error: #[from] is only supported on the source field, not any other field + --> tests/ui/from-not-source.rs:7:5 + | +7 | #[from] + | ^^^^^^^ diff --git a/vendor/thiserror/tests/ui/invalid-input-impl-anyway.rs b/vendor/thiserror/tests/ui/invalid-input-impl-anyway.rs new file mode 100644 index 00000000..0a0bcbee --- /dev/null +++ b/vendor/thiserror/tests/ui/invalid-input-impl-anyway.rs @@ -0,0 +1,11 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error] +pub struct MyError; + +fn main() { + // No error on the following line. Thiserror emits an Error impl despite the + // bad attribute. + _ = &MyError as &dyn std::error::Error; +} diff --git a/vendor/thiserror/tests/ui/invalid-input-impl-anyway.stderr b/vendor/thiserror/tests/ui/invalid-input-impl-anyway.stderr new file mode 100644 index 00000000..b98c31e9 --- /dev/null +++ b/vendor/thiserror/tests/ui/invalid-input-impl-anyway.stderr @@ -0,0 +1,5 @@ +error: expected attribute arguments in parentheses: #[error(...)] + --> tests/ui/invalid-input-impl-anyway.rs:4:3 + | +4 | #[error] + | ^^^^^ diff --git a/vendor/thiserror/tests/ui/lifetime.rs b/vendor/thiserror/tests/ui/lifetime.rs new file mode 100644 index 00000000..a82909d6 --- /dev/null +++ b/vendor/thiserror/tests/ui/lifetime.rs @@ -0,0 +1,24 @@ +use core::fmt::Debug; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("error")] +struct Error<'a>(#[from] Inner<'a>); + +#[derive(Error, Debug)] +#[error("{0}")] +struct Inner<'a>(&'a str); + +#[derive(Error, Debug)] +enum Enum<'a> { + #[error("error")] + Foo(#[from] Generic<&'a str>), +} + +#[derive(Error, Debug)] +#[error("{0:?}")] +struct Generic<T: Debug>(T); + +fn main() -> Result<(), Error<'static>> { + Err(Error(Inner("some text"))) +} diff --git a/vendor/thiserror/tests/ui/lifetime.stderr b/vendor/thiserror/tests/ui/lifetime.stderr new file mode 100644 index 00000000..8b58136e --- /dev/null +++ b/vendor/thiserror/tests/ui/lifetime.stderr @@ -0,0 +1,11 @@ +error: non-static lifetimes are not allowed in the source of an error, because std::error::Error requires the source is dyn Error + 'static + --> tests/ui/lifetime.rs:6:26 + | +6 | struct Error<'a>(#[from] Inner<'a>); + | ^^^^^^^^^ + +error: non-static lifetimes are not allowed in the source of an error, because std::error::Error requires the source is dyn Error + 'static + --> tests/ui/lifetime.rs:15:17 + | +15 | Foo(#[from] Generic<&'a str>), + | ^^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/missing-display.rs b/vendor/thiserror/tests/ui/missing-display.rs new file mode 100644 index 00000000..31e23fe6 --- /dev/null +++ b/vendor/thiserror/tests/ui/missing-display.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum MyError { + First, + Second, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/missing-display.stderr b/vendor/thiserror/tests/ui/missing-display.stderr new file mode 100644 index 00000000..f7a044bd --- /dev/null +++ b/vendor/thiserror/tests/ui/missing-display.stderr @@ -0,0 +1,16 @@ +error[E0277]: `MyError` doesn't implement `std::fmt::Display` + --> tests/ui/missing-display.rs:4:10 + | +3 | #[derive(Error, Debug)] + | ----- in this derive macro expansion +4 | pub enum MyError { + | ^^^^^^^ `MyError` cannot be formatted with the default formatter + | + = help: the trait `std::fmt::Display` is not implemented for `MyError` + = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead +note: required by a bound in `std::error::Error` + --> $RUST/core/src/error.rs + | + | pub trait Error: Debug + Display { + | ^^^^^^^ required by this bound in `Error` + = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info) diff --git a/vendor/thiserror/tests/ui/missing-fmt.rs b/vendor/thiserror/tests/ui/missing-fmt.rs new file mode 100644 index 00000000..d52fbdf0 --- /dev/null +++ b/vendor/thiserror/tests/ui/missing-fmt.rs @@ -0,0 +1,10 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error("...")] + A(usize), + B(usize), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/missing-fmt.stderr b/vendor/thiserror/tests/ui/missing-fmt.stderr new file mode 100644 index 00000000..c0be3735 --- /dev/null +++ b/vendor/thiserror/tests/ui/missing-fmt.stderr @@ -0,0 +1,5 @@ +error: missing #[error("...")] display attribute + --> tests/ui/missing-fmt.rs:7:5 + | +7 | B(usize), + | ^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/no-display.rs b/vendor/thiserror/tests/ui/no-display.rs new file mode 100644 index 00000000..d804e005 --- /dev/null +++ b/vendor/thiserror/tests/ui/no-display.rs @@ -0,0 +1,18 @@ +use thiserror::Error; + +#[derive(Debug)] +struct NoDisplay; + +#[derive(Error, Debug)] +#[error("thread: {thread}")] +pub struct Error { + thread: NoDisplay, +} + +#[derive(Error, Debug)] +#[error("thread: {thread:o}")] +pub struct ErrorOctal { + thread: NoDisplay, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/no-display.stderr b/vendor/thiserror/tests/ui/no-display.stderr new file mode 100644 index 00000000..8f35b82b --- /dev/null +++ b/vendor/thiserror/tests/ui/no-display.stderr @@ -0,0 +1,46 @@ +error[E0599]: the method `as_display` exists for reference `&NoDisplay`, but its trait bounds were not satisfied + --> tests/ui/no-display.rs:7:9 + | +4 | struct NoDisplay; + | ---------------- doesn't satisfy `NoDisplay: std::fmt::Display` +... +7 | #[error("thread: {thread}")] + | ^^^^^^^^^^^^^^^^^^ method cannot be called on `&NoDisplay` due to unsatisfied trait bounds + | + = note: the following trait bounds were not satisfied: + `NoDisplay: std::fmt::Display` + which is required by `&NoDisplay: AsDisplay<'_>` +note: the trait `std::fmt::Display` must be implemented + --> $RUST/core/src/fmt/mod.rs + | + | pub trait Display { + | ^^^^^^^^^^^^^^^^^ + = help: items from traits can only be used if the trait is implemented and in scope + = note: the following trait defines an item `as_display`, perhaps you need to implement it: + candidate #1: `AsDisplay` + +error[E0277]: the trait bound `NoDisplay: Octal` is not satisfied + --> tests/ui/no-display.rs:13:9 + | +12 | #[derive(Error, Debug)] + | ----- in this derive macro expansion +13 | #[error("thread: {thread:o}")] + | ^^^^^^^^^^^^^^^^^^^^ the trait `Octal` is not implemented for `NoDisplay` + | + = help: the following other types implement trait `Octal`: + &T + &mut T + NonZero<T> + Saturating<T> + Wrapping<T> + i128 + i16 + i32 + and $N others + = note: required for `&NoDisplay` to implement `Octal` +note: required by a bound in `core::fmt::rt::Argument::<'_>::new_octal` + --> $RUST/core/src/fmt/rt.rs + | + | pub fn new_octal<T: Octal>(x: &T) -> Argument<'_> { + | ^^^^^ required by this bound in `Argument::<'_>::new_octal` + = note: this error originates in the macro `$crate::format_args` which comes from the expansion of the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info) diff --git a/vendor/thiserror/tests/ui/numbered-positional-tuple.rs b/vendor/thiserror/tests/ui/numbered-positional-tuple.rs new file mode 100644 index 00000000..6deb6582 --- /dev/null +++ b/vendor/thiserror/tests/ui/numbered-positional-tuple.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("invalid rdo_lookahead_frames {0} (expected < {})", i32::MAX)] +pub struct Error(u32); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/numbered-positional-tuple.stderr b/vendor/thiserror/tests/ui/numbered-positional-tuple.stderr new file mode 100644 index 00000000..ab133717 --- /dev/null +++ b/vendor/thiserror/tests/ui/numbered-positional-tuple.stderr @@ -0,0 +1,5 @@ +error: ambiguous reference to positional arguments by number in a tuple struct; change this to a named argument + --> tests/ui/numbered-positional-tuple.rs:4:61 + | +4 | #[error("invalid rdo_lookahead_frames {0} (expected < {})", i32::MAX)] + | ^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/raw-identifier.rs b/vendor/thiserror/tests/ui/raw-identifier.rs new file mode 100644 index 00000000..e7e66d05 --- /dev/null +++ b/vendor/thiserror/tests/ui/raw-identifier.rs @@ -0,0 +1,12 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("error: {r#fn}")] +pub struct Error { + r#fn: &'static str, +} + +fn main() { + let r#fn = "..."; + let _ = format!("error: {r#fn}"); +} diff --git a/vendor/thiserror/tests/ui/raw-identifier.stderr b/vendor/thiserror/tests/ui/raw-identifier.stderr new file mode 100644 index 00000000..a3ce94da --- /dev/null +++ b/vendor/thiserror/tests/ui/raw-identifier.stderr @@ -0,0 +1,21 @@ +error: invalid format string: raw identifiers are not supported + --> tests/ui/raw-identifier.rs:4:18 + | +4 | #[error("error: {r#fn}")] + | --^^ + | | + | raw identifier used here in format string + | help: remove the `r#` + | + = note: identifiers in format strings can be keywords and don't need to be prefixed with `r#` + +error: invalid format string: raw identifiers are not supported + --> tests/ui/raw-identifier.rs:11:30 + | +11 | let _ = format!("error: {r#fn}"); + | --^^ + | | + | raw identifier used here in format string + | help: remove the `r#` + | + = note: identifiers in format strings can be keywords and don't need to be prefixed with `r#` diff --git a/vendor/thiserror/tests/ui/same-from-type.rs b/vendor/thiserror/tests/ui/same-from-type.rs new file mode 100644 index 00000000..0ebdf451 --- /dev/null +++ b/vendor/thiserror/tests/ui/same-from-type.rs @@ -0,0 +1,11 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error("failed to open")] + OpenFile(#[from] std::io::Error), + #[error("failed to close")] + CloseFile(#[from] std::io::Error), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/same-from-type.stderr b/vendor/thiserror/tests/ui/same-from-type.stderr new file mode 100644 index 00000000..a6551632 --- /dev/null +++ b/vendor/thiserror/tests/ui/same-from-type.stderr @@ -0,0 +1,8 @@ +error[E0119]: conflicting implementations of trait `From<std::io::Error>` for type `Error` + --> tests/ui/same-from-type.rs:8:15 + | +6 | OpenFile(#[from] std::io::Error), + | ------- first implementation here +7 | #[error("failed to close")] +8 | CloseFile(#[from] std::io::Error), + | ^^^^^^^ conflicting implementation for `Error` diff --git a/vendor/thiserror/tests/ui/source-enum-not-error.rs b/vendor/thiserror/tests/ui/source-enum-not-error.rs new file mode 100644 index 00000000..dae2285b --- /dev/null +++ b/vendor/thiserror/tests/ui/source-enum-not-error.rs @@ -0,0 +1,12 @@ +use thiserror::Error; + +#[derive(Debug)] +pub struct NotError; + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnum { + Broken { source: NotError }, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/source-enum-not-error.stderr b/vendor/thiserror/tests/ui/source-enum-not-error.stderr new file mode 100644 index 00000000..649d77df --- /dev/null +++ b/vendor/thiserror/tests/ui/source-enum-not-error.stderr @@ -0,0 +1,22 @@ +error[E0599]: the method `as_dyn_error` exists for reference `&NotError`, but its trait bounds were not satisfied + --> tests/ui/source-enum-not-error.rs:9:14 + | +4 | pub struct NotError; + | ------------------- doesn't satisfy `NotError: AsDynError<'_>` or `NotError: std::error::Error` +... +9 | Broken { source: NotError }, + | ^^^^^^ method cannot be called on `&NotError` due to unsatisfied trait bounds + | + = note: the following trait bounds were not satisfied: + `NotError: std::error::Error` + which is required by `NotError: AsDynError<'_>` + `&NotError: std::error::Error` + which is required by `&NotError: AsDynError<'_>` +note: the trait `std::error::Error` must be implemented + --> $RUST/core/src/error.rs + | + | pub trait Error: Debug + Display { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + = help: items from traits can only be used if the trait is implemented and in scope + = note: the following trait defines an item `as_dyn_error`, perhaps you need to implement it: + candidate #1: `AsDynError` diff --git a/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.rs b/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.rs new file mode 100644 index 00000000..a877c2cd --- /dev/null +++ b/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.rs @@ -0,0 +1,12 @@ +use thiserror::Error; + +#[derive(Debug)] +pub struct NotError; + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnum { + Broken(#[source] NotError), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.stderr b/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.stderr new file mode 100644 index 00000000..dc97a4b8 --- /dev/null +++ b/vendor/thiserror/tests/ui/source-enum-unnamed-field-not-error.stderr @@ -0,0 +1,22 @@ +error[E0599]: the method `as_dyn_error` exists for reference `&NotError`, but its trait bounds were not satisfied + --> tests/ui/source-enum-unnamed-field-not-error.rs:9:12 + | +4 | pub struct NotError; + | ------------------- doesn't satisfy `NotError: AsDynError<'_>` or `NotError: std::error::Error` +... +9 | Broken(#[source] NotError), + | ^^^^^^^^^ method cannot be called on `&NotError` due to unsatisfied trait bounds + | + = note: the following trait bounds were not satisfied: + `NotError: std::error::Error` + which is required by `NotError: AsDynError<'_>` + `&NotError: std::error::Error` + which is required by `&NotError: AsDynError<'_>` +note: the trait `std::error::Error` must be implemented + --> $RUST/core/src/error.rs + | + | pub trait Error: Debug + Display { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + = help: items from traits can only be used if the trait is implemented and in scope + = note: the following trait defines an item `as_dyn_error`, perhaps you need to implement it: + candidate #1: `AsDynError` diff --git a/vendor/thiserror/tests/ui/source-struct-not-error.rs b/vendor/thiserror/tests/ui/source-struct-not-error.rs new file mode 100644 index 00000000..d59df1ee --- /dev/null +++ b/vendor/thiserror/tests/ui/source-struct-not-error.rs @@ -0,0 +1,12 @@ +use thiserror::Error; + +#[derive(Debug)] +struct NotError; + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStruct { + source: NotError, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/source-struct-not-error.stderr b/vendor/thiserror/tests/ui/source-struct-not-error.stderr new file mode 100644 index 00000000..07cd67ac --- /dev/null +++ b/vendor/thiserror/tests/ui/source-struct-not-error.stderr @@ -0,0 +1,20 @@ +error[E0599]: the method `as_dyn_error` exists for struct `NotError`, but its trait bounds were not satisfied + --> tests/ui/source-struct-not-error.rs:9:5 + | +4 | struct NotError; + | --------------- method `as_dyn_error` not found for this struct because it doesn't satisfy `NotError: AsDynError<'_>` or `NotError: std::error::Error` +... +9 | source: NotError, + | ^^^^^^ method cannot be called on `NotError` due to unsatisfied trait bounds + | + = note: the following trait bounds were not satisfied: + `NotError: std::error::Error` + which is required by `NotError: AsDynError<'_>` +note: the trait `std::error::Error` must be implemented + --> $RUST/core/src/error.rs + | + | pub trait Error: Debug + Display { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + = help: items from traits can only be used if the trait is implemented and in scope + = note: the following trait defines an item `as_dyn_error`, perhaps you need to implement it: + candidate #1: `AsDynError` diff --git a/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.rs b/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.rs new file mode 100644 index 00000000..160b6b24 --- /dev/null +++ b/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.rs @@ -0,0 +1,10 @@ +use thiserror::Error; + +#[derive(Debug)] +struct NotError; + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStruct(#[source] NotError); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.stderr b/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.stderr new file mode 100644 index 00000000..1f5350bc --- /dev/null +++ b/vendor/thiserror/tests/ui/source-struct-unnamed-field-not-error.stderr @@ -0,0 +1,20 @@ +error[E0599]: the method `as_dyn_error` exists for struct `NotError`, but its trait bounds were not satisfied + --> tests/ui/source-struct-unnamed-field-not-error.rs:8:24 + | +4 | struct NotError; + | --------------- method `as_dyn_error` not found for this struct because it doesn't satisfy `NotError: AsDynError<'_>` or `NotError: std::error::Error` +... +8 | pub struct ErrorStruct(#[source] NotError); + | ^^^^^^^^^ method cannot be called on `NotError` due to unsatisfied trait bounds + | + = note: the following trait bounds were not satisfied: + `NotError: std::error::Error` + which is required by `NotError: AsDynError<'_>` +note: the trait `std::error::Error` must be implemented + --> $RUST/core/src/error.rs + | + | pub trait Error: Debug + Display { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + = help: items from traits can only be used if the trait is implemented and in scope + = note: the following trait defines an item `as_dyn_error`, perhaps you need to implement it: + candidate #1: `AsDynError` diff --git a/vendor/thiserror/tests/ui/struct-with-fmt.rs b/vendor/thiserror/tests/ui/struct-with-fmt.rs new file mode 100644 index 00000000..73bf79fa --- /dev/null +++ b/vendor/thiserror/tests/ui/struct-with-fmt.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(fmt = core::fmt::Octal::fmt)] +pub struct Error(i32); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/struct-with-fmt.stderr b/vendor/thiserror/tests/ui/struct-with-fmt.stderr new file mode 100644 index 00000000..00463be9 --- /dev/null +++ b/vendor/thiserror/tests/ui/struct-with-fmt.stderr @@ -0,0 +1,5 @@ +error: #[error(fmt = ...)] is only supported in enums; for a struct, handwrite your own Display impl + --> tests/ui/struct-with-fmt.rs:4:1 + | +4 | #[error(fmt = core::fmt::Octal::fmt)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/transparent-display.rs b/vendor/thiserror/tests/ui/transparent-display.rs new file mode 100644 index 00000000..2a59f183 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-display.rs @@ -0,0 +1,8 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +#[error("...")] +pub struct Error(anyhow::Error); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-display.stderr b/vendor/thiserror/tests/ui/transparent-display.stderr new file mode 100644 index 00000000..54d958b2 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-display.stderr @@ -0,0 +1,5 @@ +error: cannot have both #[error(transparent)] and a display attribute + --> tests/ui/transparent-display.rs:5:1 + | +5 | #[error("...")] + | ^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/transparent-enum-many.rs b/vendor/thiserror/tests/ui/transparent-enum-many.rs new file mode 100644 index 00000000..e2a73a47 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-many.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error(transparent)] + Other(anyhow::Error, String), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-enum-many.stderr b/vendor/thiserror/tests/ui/transparent-enum-many.stderr new file mode 100644 index 00000000..a9adfa5a --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-many.stderr @@ -0,0 +1,6 @@ +error: #[error(transparent)] requires exactly one field + --> tests/ui/transparent-enum-many.rs:5:5 + | +5 | / #[error(transparent)] +6 | | Other(anyhow::Error, String), + | |________________________________^ diff --git a/vendor/thiserror/tests/ui/transparent-enum-not-error.rs b/vendor/thiserror/tests/ui/transparent-enum-not-error.rs new file mode 100644 index 00000000..80ccfc97 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-not-error.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error(transparent)] + Other { message: String }, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-enum-not-error.stderr b/vendor/thiserror/tests/ui/transparent-enum-not-error.stderr new file mode 100644 index 00000000..bb836d4e --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-not-error.stderr @@ -0,0 +1,20 @@ +error[E0599]: the method `as_dyn_error` exists for reference `&String`, but its trait bounds were not satisfied + --> tests/ui/transparent-enum-not-error.rs:5:13 + | +5 | #[error(transparent)] + | ^^^^^^^^^^^ method cannot be called on `&String` due to unsatisfied trait bounds + | + ::: $RUST/alloc/src/string.rs + | + | pub struct String { + | ----------------- doesn't satisfy `String: AsDynError<'_>` or `String: std::error::Error` + | + = note: the following trait bounds were not satisfied: + `String: std::error::Error` + which is required by `String: AsDynError<'_>` + `&String: std::error::Error` + which is required by `&String: AsDynError<'_>` + `str: Sized` + which is required by `str: AsDynError<'_>` + `str: std::error::Error` + which is required by `str: AsDynError<'_>` diff --git a/vendor/thiserror/tests/ui/transparent-enum-source.rs b/vendor/thiserror/tests/ui/transparent-enum-source.rs new file mode 100644 index 00000000..3849f66e --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-source.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error(transparent)] + Other(#[source] anyhow::Error), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-enum-source.stderr b/vendor/thiserror/tests/ui/transparent-enum-source.stderr new file mode 100644 index 00000000..ccb90677 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-source.stderr @@ -0,0 +1,5 @@ +error: transparent variant can't contain #[source] + --> tests/ui/transparent-enum-source.rs:6:11 + | +6 | Other(#[source] anyhow::Error), + | ^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.rs b/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.rs new file mode 100644 index 00000000..87c32e0b --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + #[error(transparent)] + Other(String), +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.stderr b/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.stderr new file mode 100644 index 00000000..f337c592 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-enum-unnamed-field-not-error.stderr @@ -0,0 +1,20 @@ +error[E0599]: the method `as_dyn_error` exists for reference `&String`, but its trait bounds were not satisfied + --> tests/ui/transparent-enum-unnamed-field-not-error.rs:5:13 + | +5 | #[error(transparent)] + | ^^^^^^^^^^^ method cannot be called on `&String` due to unsatisfied trait bounds + | + ::: $RUST/alloc/src/string.rs + | + | pub struct String { + | ----------------- doesn't satisfy `String: AsDynError<'_>` or `String: std::error::Error` + | + = note: the following trait bounds were not satisfied: + `String: std::error::Error` + which is required by `String: AsDynError<'_>` + `&String: std::error::Error` + which is required by `&String: AsDynError<'_>` + `str: Sized` + which is required by `str: AsDynError<'_>` + `str: std::error::Error` + which is required by `str: AsDynError<'_>` diff --git a/vendor/thiserror/tests/ui/transparent-struct-many.rs b/vendor/thiserror/tests/ui/transparent-struct-many.rs new file mode 100644 index 00000000..18f24664 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-many.rs @@ -0,0 +1,10 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +pub struct Error { + inner: anyhow::Error, + what: String, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-struct-many.stderr b/vendor/thiserror/tests/ui/transparent-struct-many.stderr new file mode 100644 index 00000000..c0e3806e --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-many.stderr @@ -0,0 +1,5 @@ +error: #[error(transparent)] requires exactly one field + --> tests/ui/transparent-struct-many.rs:4:1 + | +4 | #[error(transparent)] + | ^^^^^^^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/transparent-struct-not-error.rs b/vendor/thiserror/tests/ui/transparent-struct-not-error.rs new file mode 100644 index 00000000..811ff539 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-not-error.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +pub struct Error { + message: String, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-struct-not-error.stderr b/vendor/thiserror/tests/ui/transparent-struct-not-error.stderr new file mode 100644 index 00000000..ee50d03a --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-not-error.stderr @@ -0,0 +1,18 @@ +error[E0599]: the method `as_dyn_error` exists for struct `String`, but its trait bounds were not satisfied + --> tests/ui/transparent-struct-not-error.rs:4:9 + | +4 | #[error(transparent)] + | ^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds + | + ::: $RUST/alloc/src/string.rs + | + | pub struct String { + | ----------------- doesn't satisfy `String: AsDynError<'_>` or `String: std::error::Error` + | + = note: the following trait bounds were not satisfied: + `String: std::error::Error` + which is required by `String: AsDynError<'_>` + `str: Sized` + which is required by `str: AsDynError<'_>` + `str: std::error::Error` + which is required by `str: AsDynError<'_>` diff --git a/vendor/thiserror/tests/ui/transparent-struct-source.rs b/vendor/thiserror/tests/ui/transparent-struct-source.rs new file mode 100644 index 00000000..d4512c28 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-source.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +pub struct Error(#[source] anyhow::Error); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-struct-source.stderr b/vendor/thiserror/tests/ui/transparent-struct-source.stderr new file mode 100644 index 00000000..3012ca31 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-source.stderr @@ -0,0 +1,5 @@ +error: transparent error struct can't contain #[source] + --> tests/ui/transparent-struct-source.rs:5:18 + | +5 | pub struct Error(#[source] anyhow::Error); + | ^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.rs b/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.rs new file mode 100644 index 00000000..b4f7fbbf --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error(transparent)] +pub struct Error(String); + +fn main() {} diff --git a/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.stderr b/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.stderr new file mode 100644 index 00000000..c3d6c002 --- /dev/null +++ b/vendor/thiserror/tests/ui/transparent-struct-unnamed-field-not-error.stderr @@ -0,0 +1,18 @@ +error[E0599]: the method `as_dyn_error` exists for struct `String`, but its trait bounds were not satisfied + --> tests/ui/transparent-struct-unnamed-field-not-error.rs:4:9 + | +4 | #[error(transparent)] + | ^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds + | + ::: $RUST/alloc/src/string.rs + | + | pub struct String { + | ----------------- doesn't satisfy `String: AsDynError<'_>` or `String: std::error::Error` + | + = note: the following trait bounds were not satisfied: + `String: std::error::Error` + which is required by `String: AsDynError<'_>` + `str: Sized` + which is required by `str: AsDynError<'_>` + `str: std::error::Error` + which is required by `str: AsDynError<'_>` diff --git a/vendor/thiserror/tests/ui/unconditional-recursion.rs b/vendor/thiserror/tests/ui/unconditional-recursion.rs new file mode 100644 index 00000000..035b15e5 --- /dev/null +++ b/vendor/thiserror/tests/ui/unconditional-recursion.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("{self}")] +pub struct Error; + +fn main() { + __FAIL__; +} diff --git a/vendor/thiserror/tests/ui/unconditional-recursion.stderr b/vendor/thiserror/tests/ui/unconditional-recursion.stderr new file mode 100644 index 00000000..568e891a --- /dev/null +++ b/vendor/thiserror/tests/ui/unconditional-recursion.stderr @@ -0,0 +1,21 @@ +error[E0425]: cannot find value `__FAIL__` in this scope + --> tests/ui/unconditional-recursion.rs:8:5 + | +8 | __FAIL__; + | ^^^^^^^^ not found in this scope + +warning: function cannot return without recursing + --> tests/ui/unconditional-recursion.rs:4:9 + | +4 | #[error("{self}")] + | ^^^^^^^^ + | | + | cannot return without recursing + | recursive call site + | + = help: a `loop` may express intention better if this is on purpose +note: the lint level is defined here + --> tests/ui/unconditional-recursion.rs:4:9 + | +4 | #[error("{self}")] + | ^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/unexpected-field-fmt.rs b/vendor/thiserror/tests/ui/unexpected-field-fmt.rs new file mode 100644 index 00000000..7c439d94 --- /dev/null +++ b/vendor/thiserror/tests/ui/unexpected-field-fmt.rs @@ -0,0 +1,11 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum Error { + What { + #[error("...")] + io: std::io::Error, + }, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/unexpected-field-fmt.stderr b/vendor/thiserror/tests/ui/unexpected-field-fmt.stderr new file mode 100644 index 00000000..bf3c24df --- /dev/null +++ b/vendor/thiserror/tests/ui/unexpected-field-fmt.stderr @@ -0,0 +1,5 @@ +error: not expected here; the #[error(...)] attribute belongs on top of a struct or an enum variant + --> tests/ui/unexpected-field-fmt.rs:6:9 + | +6 | #[error("...")] + | ^^^^^^^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/unexpected-struct-source.rs b/vendor/thiserror/tests/ui/unexpected-struct-source.rs new file mode 100644 index 00000000..f3964942 --- /dev/null +++ b/vendor/thiserror/tests/ui/unexpected-struct-source.rs @@ -0,0 +1,7 @@ +use thiserror::Error; + +#[derive(Error, Debug)] +#[source] +pub struct Error; + +fn main() {} diff --git a/vendor/thiserror/tests/ui/unexpected-struct-source.stderr b/vendor/thiserror/tests/ui/unexpected-struct-source.stderr new file mode 100644 index 00000000..6f15841d --- /dev/null +++ b/vendor/thiserror/tests/ui/unexpected-struct-source.stderr @@ -0,0 +1,5 @@ +error: not expected here; the #[source] attribute belongs on a specific field + --> tests/ui/unexpected-struct-source.rs:4:1 + | +4 | #[source] + | ^^^^^^^^^ diff --git a/vendor/thiserror/tests/ui/union.rs b/vendor/thiserror/tests/ui/union.rs new file mode 100644 index 00000000..cd6a9346 --- /dev/null +++ b/vendor/thiserror/tests/ui/union.rs @@ -0,0 +1,9 @@ +use thiserror::Error; + +#[derive(Error)] +pub union U { + msg: &'static str, + num: usize, +} + +fn main() {} diff --git a/vendor/thiserror/tests/ui/union.stderr b/vendor/thiserror/tests/ui/union.stderr new file mode 100644 index 00000000..3ec4d71c --- /dev/null +++ b/vendor/thiserror/tests/ui/union.stderr @@ -0,0 +1,8 @@ +error: union as errors are not supported + --> tests/ui/union.rs:4:1 + | +4 | / pub union U { +5 | | msg: &'static str, +6 | | num: usize, +7 | | } + | |_^ |