1 files changed, 38 insertions, 0 deletions
diff --git a/third_party/rust/bhttp/src/err.rs b/third_party/rust/bhttp/src/err.rs
new file mode 100644
index 0000000000..5ee136f960
--- /dev/null
+++ b/third_party/rust/bhttp/src/err.rs
@@ -0,0 +1,38 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum Error {
+    #[error("a request used the CONNECT method")]
+    ConnectUnsupported,
+    #[error("a field contained invalid Unicode: {0}")]
+    CharacterEncoding(#[from] std::string::FromUtf8Error),
+    #[error("a field contained an integer value that was out of range: {0}")]
+    IntRange(#[from] std::num::TryFromIntError),
+    #[error("the mode of the message was invalid")]
+    InvalidMode,
+    #[error("IO error {0}")]
+    Io(#[from] std::io::Error),
+    #[error("a field or line was missing a necessary character 0x{0:x}")]
+    Missing(u8),
+    #[error("a URL was missing a key component")]
+    MissingUrlComponent,
+    #[error("an obs-fold line was the first line of a field section")]
+    ObsFold,
+    #[error("a field contained a non-integer value: {0}")]
+    ParseInt(#[from] std::num::ParseIntError),
+    #[error("a field was truncated")]
+    Truncated,
+    #[error("a message included the Upgrade field")]
+    UpgradeUnsupported,
+    #[error("a URL could not be parsed into components: {0}")]
+    #[cfg(feature = "read-http")]
+    UrlParse(#[from] url::ParseError),
+}
+
+#[cfg(any(
+    feature = "read-http",
+    feature = "write-http",
+    feature = "read-bhttp",
+    feature = "write-bhttp"
+))]
+pub type Res<T> = Result<T, Error>;