loop

hyper/src/body/length.rs

@@ -1,33 +1,22 @@
 use std::fmt;
-
 #[derive(Clone, Copy, PartialEq, Eq)]
 pub(crate) struct DecodedLength(u64);
-
 #[cfg(any(feature = "http1", feature = "http2"))]
 impl From<Option<u64>> for DecodedLength {
     fn from(len: Option<u64>) -> Self {
-        len.and_then(|len| {
-            // If the length is u64::MAX, oh well, just reported chunked.
-            Self::checked_new(len).ok()
-        })
-        .unwrap_or(DecodedLength::CHUNKED)
+        loop {}
     }
 }
-
 #[cfg(any(feature = "http1", feature = "http2", test))]
 const MAX_LEN: u64 = std::u64::MAX - 2;
-
 impl DecodedLength {
     pub(crate) const CLOSE_DELIMITED: DecodedLength = DecodedLength(::std::u64::MAX);
     pub(crate) const CHUNKED: DecodedLength = DecodedLength(::std::u64::MAX - 1);
     pub(crate) const ZERO: DecodedLength = DecodedLength(0);
-
     #[cfg(test)]
     pub(crate) fn new(len: u64) -> Self {
-        debug_assert!(len <= MAX_LEN);
-        DecodedLength(len)
+        loop {}
     }
-
     /// Takes the length as a content-length without other checks.
     ///
     /// Should only be called if previously confirmed this isn't
@@ -35,40 +24,20 @@ impl DecodedLength {
     #[inline]
     #[cfg(feature = "http1")]
     pub(crate) fn danger_len(self) -> u64 {
-        debug_assert!(self.0 < Self::CHUNKED.0);
-        self.0
+        loop {}
     }
-
     /// Converts to an Option<u64> representing a Known or Unknown length.
     pub(crate) fn into_opt(self) -> Option<u64> {
-        match self {
-            DecodedLength::CHUNKED | DecodedLength::CLOSE_DELIMITED => None,
-            DecodedLength(known) => Some(known),
-        }
+        loop {}
     }
-
     /// Checks the `u64` is within the maximum allowed for content-length.
     #[cfg(any(feature = "http1", feature = "http2"))]
     pub(crate) fn checked_new(len: u64) -> Result<Self, crate::error::Parse> {
-        use tracing::warn;
-
-        if len <= MAX_LEN {
-            Ok(DecodedLength(len))
-        } else {
-            warn!("content-length bigger than maximum: {} > {}", len, MAX_LEN);
-            Err(crate::error::Parse::TooLarge)
-        }
+        loop {}
     }
-
     pub(crate) fn sub_if(&mut self, amt: u64) {
-        match *self {
-            DecodedLength::CHUNKED | DecodedLength::CLOSE_DELIMITED => (),
-            DecodedLength(ref mut known) => {
-                *known -= amt;
-            }
-        }
+        loop {}
     }
-
     /// Returns whether this represents an exact length.
     ///
     /// This includes 0, which of course is an exact known length.
@@ -76,48 +45,28 @@ impl DecodedLength {
     /// It would return false if "chunked" or otherwise size-unknown.
     #[cfg(feature = "http2")]
     pub(crate) fn is_exact(&self) -> bool {
-        self.0 <= MAX_LEN
+        loop {}
     }
 }
-
 impl fmt::Debug for DecodedLength {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        match *self {
-            DecodedLength::CLOSE_DELIMITED => f.write_str("CLOSE_DELIMITED"),
-            DecodedLength::CHUNKED => f.write_str("CHUNKED"),
-            DecodedLength(n) => f.debug_tuple("DecodedLength").field(&n).finish(),
-        }
+        loop {}
     }
 }
-
 impl fmt::Display for DecodedLength {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        match *self {
-            DecodedLength::CLOSE_DELIMITED => f.write_str("close-delimited"),
-            DecodedLength::CHUNKED => f.write_str("chunked encoding"),
-            DecodedLength::ZERO => f.write_str("empty"),
-            DecodedLength(n) => write!(f, "content-length ({} bytes)", n),
-        }
+        loop {}
     }
 }
-
 #[cfg(test)]
 mod tests {
     use super::*;
-
     #[test]
     fn sub_if_known() {
-        let mut len = DecodedLength::new(30);
-        len.sub_if(20);
-
-        assert_eq!(len.0, 10);
+        loop {}
     }
-
     #[test]
     fn sub_if_chunked() {
-        let mut len = DecodedLength::CHUNKED;
-        len.sub_if(20);
-
-        assert_eq!(len, DecodedLength::CHUNKED);
+        loop {}
     }
 }