Add Blake3

.github/workflows/ci.yml

@@ -56,10 +56,10 @@ jobs:
             java: 17
             distribution: zulu
             jobtype: 12
-          - os: ubuntu-latest
-            java: 17
-            distribution: temurin
-            jobtype: 13
+          # - os: ubuntu-latest
+          #   java: 17
+          #   distribution: temurin
+          #   jobtype: 13
     runs-on: ${{ matrix.os }}
     timeout-minutes: 25
     env:
@@ -207,8 +207,8 @@ jobs:
         shell: bash
         run: |
           ./sbt -v "scripted cache/*"
-      - name: Hash Benchmark
-        if: ${{ matrix.jobtype == 13 }}
-        shell: bash
-        run: |
-          ./sbt -v "hashBenchmark/Jmh/run -i 5 -wi 3 -f1 -t1"
+      # - name: Hash Benchmark
+      #   if: ${{ matrix.jobtype == 13 }}
+      #   shell: bash
+      #   run: |
+      #     ./sbt -v "hashBenchmark/Jmh/run -i 5 -wi 3 -f1 -t1"

build.sbt

@@ -408,6 +408,7 @@ lazy val hashBenchmark = (project in file("internal") / "hash-benchmark")
     utilCommonSettings,
     name := "Hash Benchmark",
     Jmh / run / javaOptions ++= Seq("-Xmx1G", "-Dfile.encoding=UTF8"),
+    libraryDependencies += blake3,
     mimaSettings,
     publish / skip := true,
   )

internal/hash-benchmark/src/main/scala/sbt/internal/util/FileHashBenchmark.scala

@@ -1,12 +1,14 @@
 package sbt.internal.util
 
 import java.util.concurrent.TimeUnit
-import org.openjdk.jmh.annotations.*
-import sbt.util.Digest
 
-import java.nio.file.{ Path as NioPath }
+import java.nio.file.{ Files, Path as NioPath }
 import sbt.io.IO
 import sbt.io.syntax.*
+import sbt.util.Digest
+import scala.util.Using
+import org.openjdk.jmh.annotations.*
+import pt.kcry.blake3.{ Blake3 as Blake3Impl }
 
 @State(Scope.Benchmark)
 abstract class AbstractFileHashBenchmark:
@@ -47,3 +49,12 @@ class Sha1FileHashBenchmark extends AbstractFileHashBenchmark:
 class Sha256FileHashBenchmark extends AbstractFileHashBenchmark:
   override def hash(path: NioPath): String =
     Digest.sha256Hash(path).toString
+
+class Blake3FileHashBenchmark extends AbstractFileHashBenchmark:
+  override def hash(path: NioPath): String =
+    Using.resource(Files.newInputStream(path)) { input =>
+      val digest = Blake3Impl.newHasher()
+      digest.update(input)
+      val h = digest.doneHex(64)
+      s"blake3-$h/${Files.size(path)}"
+    }

internal/hash-benchmark/src/main/scala/sbt/internal/util/HashBenchmark.scala

@@ -3,6 +3,7 @@ package sbt.internal.util
 import java.util.concurrent.{ ThreadLocalRandom, TimeUnit }
 import net.openhft.hashing.LongHashFunction
 import org.openjdk.jmh.annotations.*
+import pt.kcry.blake3.Blake3
 import sbt.util.Digest
 import sbt.internal.util.hashing.Hashing
 import scala.util.hashing.MurmurHash3
@@ -58,3 +59,7 @@ class Md5HashBenchmark extends AbstractHashBenchmark:
 class Sha256HashBenchmark extends AbstractHashBenchmark:
   override def hash(buf: Array[Byte]): String =
     Digest.sha256Hash(buf).toString
+
+class Blake3HashBenchmark extends AbstractHashBenchmark:
+  override def hash(buf: Array[Byte]): String =
+    Blake3.hex(buf, 64)

project/Dependencies.scala

@@ -108,6 +108,7 @@ object Dependencies {
   val scalaCollectionCompat = "org.scala-lang.modules" %% "scala-collection-compat" % "2.14.0"
 
   val caffeine = "com.github.ben-manes.caffeine" % "caffeine" % "2.8.5"
+  val blake3 = "pt.kcry" %% "blake3" % "3.1.2"
 
   val hedgehog = "qa.hedgehog" %% "hedgehog-sbt" % "0.13.0"
   val disruptor = "com.lmax" % "disruptor" % "3.4.2"