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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/thiserror-impl/src/lib.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/thiserror-impl/src/lib.rs')
-rw-r--r--vendor/thiserror-impl/src/lib.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/vendor/thiserror-impl/src/lib.rs b/vendor/thiserror-impl/src/lib.rs
new file mode 100644
index 000000000..a4d5ae7d5
--- /dev/null
+++ b/vendor/thiserror-impl/src/lib.rs
@@ -0,0 +1,32 @@
+#![allow(
+ clippy::blocks_in_if_conditions,
+ clippy::cast_possible_truncation,
+ clippy::manual_map,
+ clippy::map_unwrap_or,
+ clippy::needless_pass_by_value,
+ clippy::option_if_let_else,
+ clippy::range_plus_one,
+ clippy::single_match_else,
+ clippy::too_many_lines
+)]
+
+extern crate proc_macro;
+
+mod ast;
+mod attr;
+mod expand;
+mod fmt;
+mod generics;
+mod prop;
+mod valid;
+
+use proc_macro::TokenStream;
+use syn::{parse_macro_input, DeriveInput};
+
+#[proc_macro_derive(Error, attributes(backtrace, error, from, source))]
+pub fn derive_error(input: TokenStream) -> TokenStream {
+ let input = parse_macro_input!(input as DeriveInput);
+ expand::derive(&input)
+ .unwrap_or_else(|err| err.to_compile_error())
+ .into()
+}