Add table_of_contents, breadcrumb and column (list) block types

block.go

@@ -36,6 +36,10 @@ type Block struct {
 	Bookmark         *Bookmark        `json:"bookmark,omitempty"`
 	Equation         *Equation        `json:"equation,omitempty"`
 	Divider          *Divider         `json:"divider,omitempty"`
+	TableOfContents  *TableOfContents `json:"table_of_contents,omitempty"`
+	Breadcrumb       *Breadcrumb      `json:"breadcrumb,omitempty"`
+	ColumnList       *ColumnList      `json:"column_list,omitempty"`
+	Column           *Column          `json:"column,omitempty"`
 }
 
 type RichTextBlock struct {
@@ -103,7 +107,19 @@ type Bookmark struct {
 	Caption []RichText `json:"caption,omitempty"`
 }
 
-type Divider struct{}
+type ColumnList struct {
+	Children []Block `json:"children,omitempty"`
+}
+
+type Column struct {
+	Children []Block `json:"children,omitempty"`
+}
+
+type (
+	Divider         struct{}
+	TableOfContents struct{}
+	Breadcrumb      struct{}
+)
 
 type BlockType string
 
@@ -129,6 +145,10 @@ const (
 	BlockTypeBookmark         BlockType = "bookmark"
 	BlockTypeEquation         BlockType = "equation"
 	BlockTypeDivider          BlockType = "divider"
+	BlockTypeTableOfContents  BlockType = "table_of_contents"
+	BlockTypeBreadCrumb       BlockType = "breadcrumb"
+	BlockTypeColumnList       BlockType = "column_list"
+	BlockTypeColumn           BlockType = "column"
 	BlockTypeUnsupported      BlockType = "unsupported"
 )