Add cdp support for xpath scrapers (#625)

Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>

vendor/github.com/chromedp/cdproto/dom/events.go

@@ -0,0 +1,124 @@
+package dom
+
+// Code generated by cdproto-gen. DO NOT EDIT.
+
+import (
+	"github.com/chromedp/cdproto/cdp"
+)
+
+// EventAttributeModified fired when Element's attribute is modified.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-attributeModified
+type EventAttributeModified struct {
+	NodeID cdp.NodeID `json:"nodeId"` // Id of the node that has changed.
+	Name   string     `json:"name"`   // Attribute name.
+	Value  string     `json:"value"`  // Attribute value.
+}
+
+// EventAttributeRemoved fired when Element's attribute is removed.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-attributeRemoved
+type EventAttributeRemoved struct {
+	NodeID cdp.NodeID `json:"nodeId"` // Id of the node that has changed.
+	Name   string     `json:"name"`   // A ttribute name.
+}
+
+// EventCharacterDataModified mirrors DOMCharacterDataModified event.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-characterDataModified
+type EventCharacterDataModified struct {
+	NodeID        cdp.NodeID `json:"nodeId"`        // Id of the node that has changed.
+	CharacterData string     `json:"characterData"` // New text value.
+}
+
+// EventChildNodeCountUpdated fired when Container's child node count has
+// changed.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-childNodeCountUpdated
+type EventChildNodeCountUpdated struct {
+	NodeID         cdp.NodeID `json:"nodeId"`         // Id of the node that has changed.
+	ChildNodeCount int64      `json:"childNodeCount"` // New node count.
+}
+
+// EventChildNodeInserted mirrors DOMNodeInserted event.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-childNodeInserted
+type EventChildNodeInserted struct {
+	ParentNodeID   cdp.NodeID `json:"parentNodeId"`   // Id of the node that has changed.
+	PreviousNodeID cdp.NodeID `json:"previousNodeId"` // If of the previous siblint.
+	Node           *cdp.Node  `json:"node"`           // Inserted node data.
+}
+
+// EventChildNodeRemoved mirrors DOMNodeRemoved event.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-childNodeRemoved
+type EventChildNodeRemoved struct {
+	ParentNodeID cdp.NodeID `json:"parentNodeId"` // Parent id.
+	NodeID       cdp.NodeID `json:"nodeId"`       // Id of the node that has been removed.
+}
+
+// EventDistributedNodesUpdated called when distribution is changed.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-distributedNodesUpdated
+type EventDistributedNodesUpdated struct {
+	InsertionPointID cdp.NodeID         `json:"insertionPointId"` // Insertion point where distributed nodes were updated.
+	DistributedNodes []*cdp.BackendNode `json:"distributedNodes"` // Distributed nodes for given insertion point.
+}
+
+// EventDocumentUpdated fired when Document has been totally updated. Node
+// ids are no longer valid.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-documentUpdated
+type EventDocumentUpdated struct{}
+
+// EventInlineStyleInvalidated fired when Element's inline style is modified
+// via a CSS property modification.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-inlineStyleInvalidated
+type EventInlineStyleInvalidated struct {
+	NodeIds []cdp.NodeID `json:"nodeIds"` // Ids of the nodes for which the inline styles have been invalidated.
+}
+
+// EventPseudoElementAdded called when a pseudo element is added to an
+// element.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-pseudoElementAdded
+type EventPseudoElementAdded struct {
+	ParentID      cdp.NodeID `json:"parentId"`      // Pseudo element's parent element id.
+	PseudoElement *cdp.Node  `json:"pseudoElement"` // The added pseudo element.
+}
+
+// EventPseudoElementRemoved called when a pseudo element is removed from an
+// element.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-pseudoElementRemoved
+type EventPseudoElementRemoved struct {
+	ParentID        cdp.NodeID `json:"parentId"`        // Pseudo element's parent element id.
+	PseudoElementID cdp.NodeID `json:"pseudoElementId"` // The removed pseudo element id.
+}
+
+// EventSetChildNodes fired when backend wants to provide client with the
+// missing DOM structure. This happens upon most of the calls requesting node
+// ids.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-setChildNodes
+type EventSetChildNodes struct {
+	ParentID cdp.NodeID  `json:"parentId"` // Parent node id to populate with children.
+	Nodes    []*cdp.Node `json:"nodes"`    // Child nodes array.
+}
+
+// EventShadowRootPopped called when shadow root is popped from the element.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-shadowRootPopped
+type EventShadowRootPopped struct {
+	HostID cdp.NodeID `json:"hostId"` // Host element id.
+	RootID cdp.NodeID `json:"rootId"` // Shadow root id.
+}
+
+// EventShadowRootPushed called when shadow root is pushed into the element.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#event-shadowRootPushed
+type EventShadowRootPushed struct {
+	HostID cdp.NodeID `json:"hostId"` // Host element id.
+	Root   *cdp.Node  `json:"root"`   // Shadow root.
+}

vendor/github.com/chromedp/cdproto/dom/types.go

@@ -0,0 +1,45 @@
+package dom
+
+// Code generated by cdproto-gen. DO NOT EDIT.
+
+import (
+	"github.com/mailru/easyjson"
+)
+
+// Quad an array of quad vertices, x immediately followed by y for each
+// point, points clock-wise.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#type-Quad
+type Quad []float64
+
+// BoxModel box model.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#type-BoxModel
+type BoxModel struct {
+	Content      Quad              `json:"content"`                // Content box
+	Padding      Quad              `json:"padding"`                // Padding box
+	Border       Quad              `json:"border"`                 // Border box
+	Margin       Quad              `json:"margin"`                 // Margin box
+	Width        int64             `json:"width"`                  // Node width
+	Height       int64             `json:"height"`                 // Node height
+	ShapeOutside *ShapeOutsideInfo `json:"shapeOutside,omitempty"` // Shape outside coordinates
+}
+
+// ShapeOutsideInfo CSS Shape Outside details.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#type-ShapeOutsideInfo
+type ShapeOutsideInfo struct {
+	Bounds      Quad                  `json:"bounds"`      // Shape bounds
+	Shape       []easyjson.RawMessage `json:"shape"`       // Shape coordinate details
+	MarginShape []easyjson.RawMessage `json:"marginShape"` // Margin shape bounds
+}
+
+// Rect Rectangle.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/DOM#type-Rect
+type Rect struct {
+	X      float64 `json:"x"`      // X coordinate
+	Y      float64 `json:"y"`      // Y coordinate
+	Width  float64 `json:"width"`  // Rectangle width
+	Height float64 `json:"height"` // Rectangle height
+}