Refactored dynamic elements

pkg/stdlib/html/driver/static/document.go

@@ -0,0 +1,50 @@
+package static
+
+import (
+	"github.com/MontFerret/ferret/pkg/runtime/core"
+	"github.com/PuerkitoBio/goquery"
+)
+
+type HtmlDocument struct {
+	*HtmlElement
+	url string
+}
+
+func NewHtmlDocument(
+	url string,
+	node *goquery.Document,
+) (*HtmlDocument, error) {
+	if url == "" {
+		return nil, core.Error(core.ErrMissedArgument, "document url")
+	}
+
+	if node == nil {
+		return nil, core.Error(core.ErrMissedArgument, "document root selection")
+	}
+
+	el, err := NewHtmlElement(node.Selection)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &HtmlDocument{el, url}, nil
+}
+
+func (el *HtmlDocument) Type() core.Type {
+	return core.HtmlDocumentType
+}
+
+func (el *HtmlDocument) Compare(other core.Value) int {
+	switch other.Type() {
+	case core.HtmlDocumentType:
+		// TODO: complete the comparison
+		return -1
+	default:
+		if other.Type() > core.HtmlDocumentType {
+			return -1
+		}
+
+		return 1
+	}
+}