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Merge pull request #646 from gnieh/json/render
Backporting #641 to main branch
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85
benchmarks/src/main/scala/fs2/data/benchmarks/PrinterBenchmarks.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| package fs2.data.benchmarks | ||
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|
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| import cats.effect.SyncIO | ||
| import cats.effect.IO | ||
| import fs2.data.json.Token | ||
| import fs2.data.json.circe.* | ||
| import fs2.{Fallible, Stream} | ||
| import io.circe.Json | ||
| import org.openjdk.jmh.annotations.* | ||
| import org.openjdk.jmh.infra.Blackhole | ||
| import cats.effect.unsafe.implicits.global | ||
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| import java.util.concurrent.TimeUnit | ||
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| @OutputTimeUnit(TimeUnit.MICROSECONDS) | ||
| @BenchmarkMode(Array(Mode.AverageTime)) | ||
| @State(org.openjdk.jmh.annotations.Scope.Benchmark) | ||
| @Fork(value = 1) | ||
| @Warmup(iterations = 15, time = 5) | ||
| @Measurement(iterations = 10, time = 5) | ||
| class PrinterBenchmarks { | ||
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| val intArrayStream = | ||
| Stream.emits( | ||
| Token.StartArray :: | ||
| (List | ||
| .range(0, 1000000) | ||
| .map(i => Token.NumberValue(i.toString())) :+ Token.EndArray)) | ||
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| val objectStream = | ||
| Stream.emits( | ||
| Token.StartObject :: | ||
| (List | ||
| .range(0, 1000000) | ||
| .flatMap(i => List(Token.Key(s"key:$i"), Token.NumberValue(i.toString()))) :+ Token.EndObject)) | ||
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| @Benchmark | ||
| def intArrayCompact(bh: Blackhole) = | ||
| bh.consume( | ||
| intArrayStream | ||
| .through(fs2.data.json.render.compact) | ||
| .compile | ||
| .drain) | ||
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| @Benchmark | ||
| def objectCompact(bh: Blackhole) = | ||
| bh.consume( | ||
| objectStream | ||
| .through(fs2.data.json.render.compact) | ||
| .compile | ||
| .drain) | ||
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| @Benchmark | ||
| def intArrayPretty(bh: Blackhole) = | ||
| bh.consume( | ||
| intArrayStream | ||
| .through(fs2.data.json.render.prettyPrint()) | ||
| .compile | ||
| .drain) | ||
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| @Benchmark | ||
| def objectPretty(bh: Blackhole) = | ||
| bh.consume( | ||
| objectStream | ||
| .through(fs2.data.json.render.prettyPrint()) | ||
| .compile | ||
| .drain) | ||
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| @Benchmark | ||
| def intArrayPrettyLegacy(bh: Blackhole) = | ||
| bh.consume( | ||
| intArrayStream | ||
| .through(fs2.data.json.render.pretty()) | ||
| .compile | ||
| .drain) | ||
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| @Benchmark | ||
| def objectPrettyLegacy(bh: Blackhole) = | ||
| bh.consume( | ||
| objectStream | ||
| .through(fs2.data.json.render.pretty()) | ||
| .compile | ||
| .drain) | ||
|
|
||
| } |
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36 changes: 36 additions & 0 deletions
36
text/shared/src/main/scala/fs2/data/text/render/internal/NonEmptyIntList.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * Copyright 2024 fs2-data Project | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package fs2.data.text.render.internal | ||
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| private sealed trait NonEmptyIntList { | ||
| def head: Int | ||
| def ::(i: Int): NonEmptyIntList = | ||
| More(i, this) | ||
| def incHead: NonEmptyIntList | ||
| def decHead: NonEmptyIntList | ||
| def pop: NonEmptyIntList | ||
| } | ||
| private final case class One(head: Int) extends NonEmptyIntList { | ||
| override def incHead: NonEmptyIntList = One(head + 1) | ||
| override def decHead: NonEmptyIntList = One(head - 1) | ||
| override lazy val pop: NonEmptyIntList = One(0) | ||
| } | ||
| private final case class More(head: Int, tail: NonEmptyIntList) extends NonEmptyIntList { | ||
| override def incHead: NonEmptyIntList = More(head + 1, tail) | ||
| override def decHead: NonEmptyIntList = More(head - 1, tail) | ||
| override def pop: NonEmptyIntList = tail | ||
| } |
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