Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/third_party/rust/target-lexicon/src/parse_error.rs b/third_party/rust/target-lexicon/src/parse_error.rs
new file mode 100644
index 0000000000..03ca4aedb9
--- /dev/null
+++ b/third_party/rust/target-lexicon/src/parse_error.rs
@@ -0,0 +1,34 @@
+use alloc::string::String;
+
+use core::fmt;
+
+/// An error returned from parsing a triple.
+#[derive(Clone, Debug, PartialEq, Eq)]
+#[allow(missing_docs)]
+pub enum ParseError {
+    UnrecognizedArchitecture(String),
+    UnrecognizedVendor(String),
+    UnrecognizedOperatingSystem(String),
+    UnrecognizedEnvironment(String),
+    UnrecognizedBinaryFormat(String),
+    UnrecognizedField(String),
+}
+
+impl fmt::Display for ParseError {
+    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
+        use ParseError::*;
+        match self {
+            UnrecognizedArchitecture(msg) => write!(fmt, "Unrecognized architecture: {}", msg),
+            UnrecognizedVendor(msg) => write!(fmt, "Unrecognized vendor: {}", msg),
+            UnrecognizedOperatingSystem(msg) => {
+                write!(fmt, "Unrecognized operating system: {}", msg)
+            }
+            UnrecognizedEnvironment(msg) => write!(fmt, "Unrecognized environment: {}", msg),
+            UnrecognizedBinaryFormat(msg) => write!(fmt, "Unrecognized binary format: {}", msg),
+            UnrecognizedField(msg) => write!(fmt, "Unrecognized field: {}", msg),
+        }
+    }
+}
+
+#[cfg(feature = "std")]
+impl std::error::Error for ParseError {}