Function createPointClass

class_test.go:40–123

createPointClass creates a Point class for testing with SCHEME C constructor

(ctx *Context)

// createPointClass creates a Point class for testing with SCHEME C constructor
func createPointClass(ctx *Context) (*Value, uint32) {
	return NewClassBuilder("Point").
		Constructor(func(ctx *Context, instance *Value, args []*Value) (interface{}, error) {
			x, y := 0.0, 0.0
			if len(args) > 0 {
				x = args[0].ToFloat64() // Updated: Use ToFloat64()
			}
			if len(args) > 1 {
				y = args[1].ToFloat64() // Updated: Use ToFloat64()
			}

			// SCHEME C: Create Go object and return it for automatic association
			point := &Point{X: x, Y: y}
			return point, nil
		}).
		Method("norm", func(ctx *Context, this *Value, args []*Value) *Value {
			obj, err := this.GetGoObject()
			if err != nil {
				return ctx.ThrowError(err)
			}
			point := obj.(*Point)
			norm := math.Sqrt(point.X*point.X + point.Y*point.Y)
			return ctx.NewFloat64(norm) // Updated: Use NewFloat64()
		}).
		Method("toString", func(ctx *Context, this *Value, args []*Value) *Value {
			obj, err := this.GetGoObject()
			if err != nil {
				return ctx.ThrowError(err)
			}
			point := obj.(*Point)
			return ctx.NewString(point.String()) // Updated: Use NewString()
		}).
		Accessor("x",
			func(ctx *Context, this *Value) *Value { // getter
				obj, err := this.GetGoObject()
				if err != nil {
					return ctx.ThrowError(err)
				}
				point := obj.(*Point)
				return ctx.NewFloat64(point.X) // Updated: Use NewFloat64()
			},
			func(ctx *Context, this *Value, value *Value) *Value { // setter
				obj, err := this.GetGoObject()
				if err != nil {
					return ctx.ThrowError(err)
				}
				point := obj.(*Point)
				point.X = value.ToFloat64() // Updated: Use ToFloat64()
				return ctx.NewUndefined()   // Updated: Use NewUndefined()
			}).
		Accessor("y",
			func(ctx *Context, this *Value) *Value { // getter
				obj, err := this.GetGoObject()
				if err != nil {
					return ctx.ThrowError(err)
				}
				point := obj.(*Point)
				return ctx.NewFloat64(point.Y) // Updated: Use NewFloat64()