Method pushObject

protocols/cpc/tracers/tracer.go:161–176

pushObject assembles a JSVM object wrapping a swappable stack and pushes it onto the VM stack.

(vm *duktape.Context)

// pushObject assembles a JSVM object wrapping a swappable stack and pushes it
// onto the VM stack.
func (sw *stackWrapper) pushObject(vm *duktape.Context) {
	obj := vm.PushObject()

	vm.PushGoFunction(func(ctx *duktape.Context) int { ctx.PushInt(len(sw.stack.Data())); return 1 })
	vm.PutPropString(obj, "length")

	// Generate the `peek` method which takes an int and returns a bigint
	vm.PushGoFunction(func(ctx *duktape.Context) int {
		offset := ctx.GetInt(-1)
		ctx.Pop()

		pushBigInt(sw.peek(offset), ctx)
		return 1
	})
	vm.PutPropString(obj, "peek")
}

// dbWrapper provides a JavaScript wrapper around vm.Database.
type dbWrapper struct {