Initial commit (code only without large binaries)

EdgeNode/internal/js/object.go

@@ -0,0 +1,81 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package js
+
+import "rogchap.com/v8go"
+
+type Object struct {
+	*v8go.Object
+}
+
+func NewObject(rawObject *v8go.Object) *Object {
+	return &Object{Object: rawObject}
+}
+
+func (this *Object) GetString(key string) (value string, ok bool) {
+	if !this.Has(key) {
+		return "", false
+	}
+	v, err := this.Get(key)
+	if err != nil {
+		return "", false
+	}
+	if v.IsNullOrUndefined() {
+		return "", false
+	}
+	return v.String(), true
+}
+
+func (this *Object) GetObject(key string) (value *Object, ok bool) {
+	if !this.Has(key) {
+		return nil, false
+	}
+	val, err := this.Get(key)
+	if err != nil {
+		return nil, false
+	}
+
+	if !val.IsObject() {
+		return nil, false
+	}
+
+	return NewObject(val.Object()), true
+}
+
+func (this *Object) GetStringsArray(key string) (value []string, ok bool) {
+	if !this.Has(key) {
+		return nil, false
+	}
+	val, err := this.Get(key)
+	if err != nil {
+		return nil, false
+	}
+	if val.IsNullOrUndefined() {
+		return nil, false
+	}
+	if !val.IsArray() {
+		return nil, false
+	}
+
+	var obj = val.Object()
+	arrayLengthValue, err := obj.Get("length")
+	if err != nil {
+		return
+	}
+	if arrayLengthValue.IsUint32() {
+		var arrayLength = arrayLengthValue.Uint32()
+		for i := uint32(0); i < arrayLength; i++ {
+			elementValue, err := obj.GetIdx(i)
+			if err != nil {
+				return
+			}
+			if elementValue.IsString() {
+				value = append(value, elementValue.String())
+			}
+		}
+		ok = true
+		return
+	}
+
+	return
+}