benchmark: add go jsonschema (#31)

Signed-off-by: Tony Gorez <[email protected]>

Makefile

@@ -93,7 +93,7 @@ dist/results/json_schemer/%: \
 	| dist/results/json_schemer
 	docker run -v $(CURDIR):/workspace jsonschema-benchmark/json_schemer /workspace/$(dir $(word 3,$^)) > $@
 
-# JSONSCHEMA
+# PYTHON / JSONSCHEMA
 
 implementations/python-jsonschema/.dockertimestamp: \
 	implementations/python-jsonschema/validate.py \
@@ -109,3 +109,20 @@ dist/results/python-jsonschema/%: \
 	schemas/%/instances.jsonl \
 	| dist/results/python-jsonschema
 	docker run -v $(CURDIR):/workspace jsonschema-benchmark/python-jsonschema /workspace/$(dir $(word 2,$^)) > $@
+
+# GO / JSONSCHEMA
+
+implementations/go-jsonschema/.dockertimestamp: \
+	implementations/go-jsonschema/go.mod \
+	implementations/go-jsonschema/go.sum \
+	implementations/go-jsonschema/main.go \
+	implementations/go-jsonschema/Dockerfile
+	docker build -t jsonschema-benchmark/go-jsonschema implementations/go-jsonschema
+	touch $@
+
+dist/results/go-jsonschema/%: \
+	implementations/go-jsonschema/.dockertimestamp \
+	schemas/%/schema.json \
+	schemas/%/instances.jsonl \
+	| dist/results/go-jsonschema
+	docker run -v $(CURDIR):/workspace jsonschema-benchmark/go-jsonschema /workspace/$(dir $(word 2,$^)) > $@

implementations/go-jsonschema/Dockerfile

@@ -0,0 +1,19 @@
+# Use the official Golang image as a parent image
+FROM golang:1.23-alpine
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the current directory contents into the container
+COPY . .
+
+# Download dependencies
+RUN go mod download
+
+# Build the Go app
+RUN go build -o go_jsonschema_validator .
+
+# Run the binary
+ENTRYPOINT ["/app/go_jsonschema_validator"]
+CMD []
+

implementations/go-jsonschema/go.mod

@@ -0,0 +1,7 @@
+module implementations/go-jsonschema
+
+go 1.23.0
+
+require github.com/santhosh-tekuri/jsonschema/v6 v6.0.1
+
+require golang.org/x/text v0.14.0 // indirect

implementations/go-jsonschema/go.sum

@@ -0,0 +1,6 @@
+github.com/dlclark/regexp2 v1.11.0 h1:G/nrcoOa7ZXlpoa/91N3X7mM3r8eIlMBBJZvsz/mxKI=
+github.com/dlclark/regexp2 v1.11.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/santhosh-tekuri/jsonschema/v6 v6.0.1 h1:PKK9DyHxif4LZo+uQSgXNqs0jj5+xZwwfKHgph2lxBw=
+github.com/santhosh-tekuri/jsonschema/v6 v6.0.1/go.mod h1:JXeL+ps8p7/KNMjDQk3TCwPpBy0wYklyWTfbkIzdIFU=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=

implementations/go-jsonschema/main.go

@@ -0,0 +1,80 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+	"time"
+	"encoding/json"
+	"io"
+
+	"github.com/santhosh-tekuri/jsonschema/v6"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		log.Fatal("Please provide the example folder path as an argument")
+	}
+
+	exampleFolder := os.Args[1]
+
+	// Construct and canonicalize file paths
+	schemaFile, err := filepath.Abs(filepath.Join(exampleFolder, "schema.json"))
+	if err != nil {
+		log.Fatalf("Error constructing schema file path: %v", err)
+	}
+
+	instanceFile, err := filepath.Abs(filepath.Join(exampleFolder, "instances.jsonl"))
+	if err != nil {
+		log.Fatalf("Error constructing instance file path: %v", err)
+	}
+
+	// Compile the JSON schema
+	c := jsonschema.NewCompiler()
+	sch, err := c.Compile(schemaFile)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Open the JSONL file
+	f, err := os.Open(instanceFile)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer f.Close()
+
+
+	// Step 1: Decode and store JSON objects
+	var instances []interface{}
+	reader := bufio.NewReader(f)
+	decoder := json.NewDecoder(reader)
+
+	for {
+		var inst interface{}
+		if err := decoder.Decode(&inst); err != nil {
+			if err == io.EOF {
+				break
+			}
+			log.Fatalf("Error decoding JSON: %v", err)
+		}
+		instances = append(instances, inst)
+	}
+
+	start := time.Now()
+
+	// Step 2: Validation loop
+	for _, inst := range instances {
+		err = sch.Validate(inst)
+		if err != nil {
+			log.Fatalf("Validation failed: %v", err)
+		}
+	}
+
+	// Stop timer and calculate duration
+	duration := time.Since(start)
+
+	// Print timing
+	fmt.Printf("%d\n", duration.Nanoseconds())
+}

implementations/go-jsonschema/version.sh

@@ -0,0 +1,11 @@
+
+#!/bin/bash
+
+set -o errexit
+set -o nounset
+
+# Extract the version of the jsonschema module from go.mod
+jsonschema_version=$(grep 'github.com/santhosh-tekuri/jsonschema' implementations/go-jsonschema/go.mod | sed -E 's/.*\/jsonschema\/v[0-9]+ v([0-9\.]+)/\1/')
+
+# Output the version
+echo "$jsonschema_version"