Gen/kaitai struct

ast2go/js/set.go

@@ -0,0 +1,91 @@
+//go:build js && wasm
+
+package js
+
+import (
+	"encoding/json"
+	"flag"
+	"syscall/js"
+
+	ast2go "github.com/on-keyday/brgen/ast2go/ast"
+)
+
+type Generator interface {
+	GenerateAndFormat(*ast2go.AstFile) ([]byte, error)
+}
+
+type GeneratorMaker interface {
+	New() Generator
+	ResetFlag()
+}
+
+func SetGoFunc(newGenerator GeneratorMaker) {
+	jsGo := js.Global().Get("Go")
+	if jsGo.IsUndefined() {
+		panic("Go is undefined")
+	}
+	f := js.FuncOf(func(this js.Value, args []js.Value) any {
+		result := map[string]any{
+			"stderr": "",
+			"stdout": "",
+			"code":   0,
+		}
+		if len(args) < 2 {
+			result["stderr"] = "args length is less than 2"
+			result["code"] = 1
+			return result
+		}
+		if args[0].Type() != js.TypeString {
+			result["stderr"] = "args[0] is not string"
+			result["code"] = 1
+			return result
+		}
+		jsArray := js.Global().Get("Array")
+		if !args[1].InstanceOf(jsArray) {
+			result["stderr"] = "args[1] is not array"
+			result["code"] = 1
+			return result
+		}
+		cmdargs := []string{}
+		for i := 0; i < args[1].Length(); i++ {
+			if args[1].Index(i).Type() != js.TypeString {
+				result["stderr"] = "args[1] is not string array"
+				result["code"] = 1
+				return result
+			}
+			cmdargs = append(cmdargs, args[1].Index(i).String())
+		}
+		sourceCode := args[0].String()
+		if sourceCode == "" {
+			result["stderr"] = "args[0] is empty"
+			result["code"] = 1
+			return result
+		}
+		newGenerator.ResetFlag()
+		err := flag.CommandLine.Parse(cmdargs[1:])
+		if err != nil {
+			result["stderr"] = err.Error()
+			result["code"] = 1
+			return result
+		}
+		file := ast2go.AstFile{}
+		err = json.Unmarshal([]byte(sourceCode), &file)
+		if err != nil {
+			result["stderr"] = err.Error()
+			result["code"] = 1
+			return result
+		}
+		g := newGenerator.New()
+		data, err := g.GenerateAndFormat(&file)
+		if err != nil {
+			result["stdout"] = string(data)
+			result["stderr"] = err.Error()
+			result["code"] = 1
+			return result
+		}
+		result["stdout"] = string(data)
+		return result
+	})
+	proto := jsGo.Get("prototype")
+	proto.Set("json2goGenerator", f)
+}

go.mod

@@ -10,3 +10,9 @@ require (
 )
 
 require golang.org/x/sys v0.16.0
+
+require (
+	github.com/kaitai-io/kaitai_struct_go_runtime v0.10.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	sigs.k8s.io/yaml v1.4.0 // indirect
+)

go.sum

@@ -1,10 +1,19 @@
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/iancoleman/strcase v0.3.0 h1:nTXanmYxhfFAMjZL34Ov6gkzEsSJZ5DbhxWjvSASxEI=
 github.com/iancoleman/strcase v0.3.0/go.mod h1:iwCmte+B7n89clKwxIoIXy/HfoL7AsD47ZCWhYzw7ho=
+github.com/kaitai-io/kaitai_struct_go_runtime v0.10.0 h1:bxazq0XLMSVMm/DIVFLl9BqIWehrqcLsyVWSacEjIKE=
+github.com/kaitai-io/kaitai_struct_go_runtime v0.10.0/go.mod h1:fBebEoDoc0xNbZsIcRQWqDp4jViaTKv6uxAUjmCFGgM=
 golang.org/x/net v0.20.0 h1:aCL9BSgETF1k+blQaYUBx9hJ9LOGP3gAVemcZlf1Kpo=
 golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
 golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
 golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+sigs.k8s.io/yaml v1.4.0 h1:Mk1wCc2gy/F0THH0TAp1QYyJNzRm2KCLy3o5ASXVI5E=
+sigs.k8s.io/yaml v1.4.0/go.mod h1:Ejl7/uTz7PSA4eKMyQCUTnhZYNmLIl+5c2lQPGR2BPY=

src/tool/json2go/js.go

@@ -3,82 +3,21 @@
 package main
 
 import (
-	"encoding/json"
-	"flag"
-	"syscall/js"
-
-	ast2go "github.com/on-keyday/brgen/ast2go/ast"
+	js "github.com/on-keyday/brgen/ast2go/js"
 )
 
+type makeGenerator struct{}
+
+func (m *makeGenerator) New() js.Generator {
+	return &Generator{}
+}
+
+func (m *makeGenerator) ResetFlag() {
+	ResetFlag()
+}
+
 func setFunc() {
-	jsGo := js.Global().Get("Go")
-	if jsGo.IsUndefined() {
-		panic("Go is undefined")
-	}
-	f := js.FuncOf(func(this js.Value, args []js.Value) any {
-		result := map[string]any{
-			"stderr": "",
-			"stdout": "",
-			"code":   0,
-		}
-		if len(args) < 2 {
-			result["stderr"] = "args length is less than 2"
-			result["code"] = 1
-			return result
-		}
-		if args[0].Type() != js.TypeString {
-			result["stderr"] = "args[0] is not string"
-			result["code"] = 1
-			return result
-		}
-		jsArray := js.Global().Get("Array")
-		if !args[1].InstanceOf(jsArray) {
-			result["stderr"] = "args[1] is not array"
-			result["code"] = 1
-			return result
-		}
-		cmdargs := []string{}
-		for i := 0; i < args[1].Length(); i++ {
-			if args[1].Index(i).Type() != js.TypeString {
-				result["stderr"] = "args[1] is not string array"
-				result["code"] = 1
-				return result
-			}
-			cmdargs = append(cmdargs, args[1].Index(i).String())
-		}
-		sourceCode := args[0].String()
-		if sourceCode == "" {
-			result["stderr"] = "args[0] is empty"
-			result["code"] = 1
-			return result
-		}
-		ResetFlag()
-		err := flag.CommandLine.Parse(cmdargs[1:])
-		if err != nil {
-			result["stderr"] = err.Error()
-			result["code"] = 1
-			return result
-		}
-		file := ast2go.AstFile{}
-		err = json.Unmarshal([]byte(sourceCode), &file)
-		if err != nil {
-			result["stderr"] = err.Error()
-			result["code"] = 1
-			return result
-		}
-		g := NewGenerator()
-		data, err := g.GenerateAndFormat(&file)
-		if err != nil {
-			result["stdout"] = string(data)
-			result["stderr"] = err.Error()
-			result["code"] = 1
-			return result
-		}
-		result["stdout"] = string(data)
-		return result
-	})
-	proto := jsGo.Get("prototype")
-	proto.Set("json2goGenerator", f)
+	js.SetGoFunc(&makeGenerator{})
 }
 
 func main() {

src/tool/json2kaitai/js.go

@@ -0,0 +1,27 @@
+//go:build js && wasm
+
+package main
+
+import (
+	js "github.com/on-keyday/brgen/ast2go/js"
+)
+
+type makeGenerator struct{}
+
+func (m *makeGenerator) New() js.Generator {
+	return &Generator{}
+}
+
+func (m *makeGenerator) ResetFlag() {
+
+}
+
+func setFunc() {
+	js.SetGoFunc(&makeGenerator{})
+}
+
+func main() {
+	c := make(chan struct{})
+	setFunc()
+	<-c
+}