Add fragmentIdentifier for anchor links

README.md

@@ -233,6 +233,7 @@ _Non-normative note: this would be represented by an `<hr>` in the html._
 interface Paragraph extends Parent {
 	type: "paragraph"
 	children: Phrasing[]
+	fragmentIdentifier?: string
 }
 ```
 
@@ -245,6 +246,7 @@ interface Heading extends Parent {
 	type: "heading"
 	children: Text[]
 	level: "chapter" | "subheading" | "label"
+	fragmentIdentifier?: string
 }
 ```
 
@@ -304,6 +306,7 @@ interface List extends Parent {
 	type: "list"
 	ordered: boolean
 	children: ListItem[]
+	fragmentIdentifier?: string
 }
 ```
 
@@ -354,6 +357,7 @@ interface ImageSet extends Node {
 	type: "image-set"
 	id: string
 	external picture: ImageSetPicture
+	fragmentIdentifier?: string
 }
 ```
 
@@ -512,6 +516,7 @@ interface Flourish extends Node {
 	description?: string
 	timestamp?: string
 	external fallbackImage?: Image
+	fragmentIdentifier?: string
 }
 ```
 
@@ -521,9 +526,10 @@ interface Flourish extends Node {
 
 ```ts
 interface BigNumber extends Node {
-	type: "big-number"
-	number: string
-	description: string
+    type: "big-number"
+    number: string
+    description: string
+    fragmentIdentifier?: string
 }
 ```
 
@@ -536,6 +542,7 @@ interface Video extends Node {
 	type: "video"
 	id: string
     external title: string
+	fragmentIdentifier?: string
 }
 ```
 
@@ -551,6 +558,7 @@ TODO: Figure out how Clips work, how they are different?
 interface YoutubeVideo extends Node {
 	type: "youtube-video"
 	url: string
+	fragmentIdentifier?: string
 }
 ```
 
@@ -624,6 +632,7 @@ interface Layout extends Parent {
 	   layoutName: "auto" | "card" | "timeline"
 	   layoutWidth: string
 	   children: [Heading, LayoutImage, ...LayoutSlot[]] | [Heading, ...LayoutSlot[]] | LayoutSlot[]
+	   fragmentIdentifier?: string
 }
 ```
 
@@ -658,6 +667,7 @@ interface LayoutImage extends Node {
 	caption: string
 	credit: string
 	external picture: ImageSetPicture
+	fragmentIdentifier?: string
 }
 ```
 
@@ -715,6 +725,7 @@ interface Table extends Parent {
 	responsiveStyle: 'overflow' | 'flat' | 'scroll'
 	children: [TableCaption, TableBody, TableFooter] | [TableCaption, TableBody] | [TableBody, TableFooter] | [TableBody]
 	columnSettings: TableColumnSettings[]
+	fragmentIdentifier?: string
 }
 ```
 
@@ -742,6 +753,8 @@ interface CustomCodeComponent extends Node {
   external attributesLastModified: string
   /** Configuration data to be passed to the component. */
   external attributes: CustomCodeComponentAttributes
+  /** Unique fragmentIdentifier to identify the component, for things such as anchor links. */
+  fragmentIdentifier?: string
 }
 ```