Add convenience batch script for Win

format-all.bat

@@ -0,0 +1,17 @@
+@echo off
+setlocal
+
+@rem Format all sources using rustfmt.
+@rem This script is an adaption of the shell version
+@rem 'format-all.sh'.
+
+for /F "delims=" %%i in ("%%~f0") do set dirname=%%~dpi
+cd %dirname%
+
+@REM Make sure we can find rustfmt
+set PATH=%PATH%;%USERPROFILE%\.cargo\bin
+
+cmd /C cargo +stable fmt --all -- %*
+
+endlocal
+exit /b %ERRORLEVEL%

test-all.bat

@@ -0,0 +1,46 @@
+@echo off
+setlocal
+
+@rem This is the top-level test script.
+@rem It is an adaption of the shell script "test-all.sh".
+@rem - Check code formatting.
+@rem - Make a debug build.
+@rem - Make a release build.
+@rem - Run unit tests for all Rust crates
+@rem - Build API documentation.
+@rem All tests run by this script should be passing at all times.
+
+for /F "delims=" %%i in ("%%~f0") do set dirname=%%~dpi
+cd %dirname%
+
+call :banner Rust formatting
+cmd /c "%dirname%format-all.bat --check"
+if %errorlevel% neq 0 (
+    echo Formatting diffs detected! Run "cargo fmt --all" to correct.
+    goto error
+)
+
+call :banner Release build
+cmd /c cargo build --release || goto error
+
+call :banner Debug build
+cmd /c cargo build || goto error
+
+call :banner Rust unit tests
+set RUST_BACKTRACE=1
+cmd /c cargo test --all || goto error
+
+call :banner Rust documentation: %dirname%target\doc\wasi-common\index.html
+cmd /c cargo doc || goto error
+
+call :banner OK
+
+endlocal
+exit /b %ERRORLEVEL%
+
+:banner
+echo ===== %* =====
+exit /b 0
+
+:error
+exit /b 1

test-all.sh

@@ -6,9 +6,8 @@ set -euo pipefail
 # - Check code formatting.
 # - Make a debug build.
 # - Make a release build.
-# - Run unit tests for all Rust crates (including the filetests)
+# - Run unit tests for all Rust crates
 # - Build API documentation.
-# - Optionally, run fuzzing.
 #
 # All tests run by this script should be passing at all times.