write the release hashes with LF on every platform #328

Author: FreeAndNil

scripts/build-release.Tests.ps1

@@ -62,4 +62,15 @@ Describe 'build-release.ps1' {
     $artifacts.Name | Should -HaveCount 6
     $artifacts | Where-Object { !(Test-Path "$($_.FullName).sha512") } | Should -BeNullOrEmpty
   }
+
+  It 'writes every hash as one LF-terminated line' {
+    Invoke-InScratchTree -Root $script:Root -Script 'build-release.ps1' | Out-Null
+
+    $hashes = Get-ChildItem (Join-Path $script:Root 'build' 'artifacts') -Filter '*.sha512'
+    $hashes | Should -HaveCount 6
+    foreach ($hash in $hashes)
+    {
+      [System.IO.File]::ReadAllText($hash.FullName) | Should -MatchExactly '^[0-9a-f]{128} \*\./\S+\n\z'
+    }
+  }
 }

scripts/build-release.ps1

@@ -21,7 +21,8 @@ function Write-HashAndSignature
   $File.FullName
   $ComputedHash = (Get-FileHash -Algorithm 'SHA512' $File).Hash.ToLowerInvariant()
   $ComputedHash
-  Set-Content -Path "$($File.FullName).sha512" -Value "$ComputedHash *./$($File.Name)"
+  # LF on every platform: the macOS sha512sum reads a CR from a Windows build as part of the file name.
+  Set-Content -NoNewline -Path "$($File.FullName).sha512" -Value "$ComputedHash *./$($File.Name)`n"
   gpg --armor --output "$($File.FullName).asc" --detach-sig $File.FullName
 }