Handle EndOfStream for anyio backend (#899)

* Handle `EndOfStream` for anyio backend

* Update CHANGELOG.md

Co-authored-by: Kar Petrosyan <92274156+karpetrosyan@users.noreply.github.com>

---------

Co-authored-by: T-256 <Tester@test.com>
Co-authored-by: Kar Petrosyan <92274156+karpetrosyan@users.noreply.github.com>

Author: 3 people

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## Unreleased
+
+- Handle `EndOfStream` exception for anyio backend. (#899)
+
 ## 1.0.4 (February 21st, 2024)
 
 - Add `target` request extension. (#888)

httpcore/_backends/anyio.py

@@ -27,6 +27,7 @@ async def read(
             TimeoutError: ReadTimeout,
             anyio.BrokenResourceError: ReadError,
             anyio.ClosedResourceError: ReadError,
+            anyio.EndOfStream: ReadError,
         }
         with map_exceptions(exc_map):
             with anyio.fail_after(timeout):
@@ -62,6 +63,7 @@ async def start_tls(
         exc_map = {
             TimeoutError: ConnectTimeout,
             anyio.BrokenResourceError: ConnectError,
+            anyio.EndOfStream: ConnectError,
         }
         with map_exceptions(exc_map):
             try: