Add support for :emoji: (#92)

ansi/elements.go

@@ -7,6 +7,7 @@ import (
 	"io"
 	"strings"
 
+	east "github.com/yuin/goldmark-emoji/ast"
 	"github.com/yuin/goldmark/ast"
 	astext "github.com/yuin/goldmark/extension/ast"
 )
@@ -375,6 +376,14 @@ func (tr *ANSIRenderer) NewElement(node ast.Node, source []byte) Element {
 	case ast.KindTextBlock:
 		return Element{}
 
+	case east.KindEmoji:
+		n := node.(*east.Emoji)
+		return Element{
+			Renderer: &BaseElement{
+				Token: string(n.Value.Unicode),
+			},
+		}
+
 	// Unknown case
 	default:
 		fmt.Println("Warning: unhandled element", node.Kind().String())

ansi/renderer.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"github.com/muesli/termenv"
+	east "github.com/yuin/goldmark-emoji/ast"
 	"github.com/yuin/goldmark/ast"
 	astext "github.com/yuin/goldmark/extension/ast"
 	"github.com/yuin/goldmark/renderer"
@@ -79,6 +80,9 @@ func (r *ANSIRenderer) RegisterFuncs(reg renderer.NodeRendererFuncRegisterer) {
 
 	// strikethrough
 	reg.Register(astext.KindStrikethrough, r.renderNode)
+
+	// emoji
+	reg.Register(east.KindEmoji, r.renderNode)
 }
 
 func (r *ANSIRenderer) renderNode(w util.BufWriter, source []byte, node ast.Node, entering bool) (ast.WalkStatus, error) {

ansi/renderer_test.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/muesli/termenv"
 	"github.com/yuin/goldmark"
+	emoji "github.com/yuin/goldmark-emoji"
 	"github.com/yuin/goldmark/extension"
 	"github.com/yuin/goldmark/parser"
 	"github.com/yuin/goldmark/renderer"
@@ -56,6 +57,7 @@ func TestRenderer(t *testing.T) {
 			goldmark.WithExtensions(
 				extension.GFM,
 				extension.DefinitionList,
+				emoji.Emoji,
 			),
 			goldmark.WithParserOptions(
 				parser.WithAutoHeadingID(),
@@ -127,6 +129,7 @@ func TestRendererIssues(t *testing.T) {
 			goldmark.WithExtensions(
 				extension.GFM,
 				extension.DefinitionList,
+				emoji.Emoji,
 			),
 			goldmark.WithParserOptions(
 				parser.WithAutoHeadingID(),