nip54: djot parser.

go.mod

@@ -24,7 +24,6 @@ require (
 	github.com/puzpuzpuz/xsync/v3 v3.5.1
 	github.com/rs/cors v1.11.1
 	github.com/rs/zerolog v1.33.0
-	github.com/segmentio/encoding v0.5.3
 	github.com/stretchr/testify v1.10.0
 	github.com/tidwall/gjson v1.18.0
 	github.com/tyler-smith/go-bip32 v1.0.0
@@ -43,6 +42,7 @@ require (
 require (
 	github.com/dgraph-io/ristretto/v2 v2.3.0
 	github.com/go-git/go-git/v5 v5.16.3
+	github.com/sivukhin/godjot v1.0.6
 	github.com/templexxx/cpu v0.0.1
 	github.com/templexxx/xhex v0.0.0-20200614015412-aed53437177b
 )
@@ -93,7 +93,6 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
 	github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 // indirect
-	github.com/segmentio/asm v1.1.3 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect

go.sum

@@ -207,10 +207,8 @@ github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8=
 github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
 github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 h1:D0vL7YNisV2yqE55+q0lFuGse6U8lxlg7fYTctlT5Gc=
 github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38/go.mod h1:sM7Mt7uEoCeFSCBM+qBrqvEo+/9vdmj19wzp3yzUhmg=
-github.com/segmentio/asm v1.1.3 h1:WM03sfUOENvvKexOLp+pCqgb/WDjsi7EK8gIsICtzhc=
+github.com/sivukhin/godjot v1.0.6 h1:yoRD+hlcDbSxP9Gd/KRVlEFXgtGyZyt0CHwhY6Gk3EQ=
-github.com/segmentio/asm v1.1.3/go.mod h1:Ld3L4ZXGNcSLRg4JBsZ3//1+f/TjYl0Mzen/DQy1EJg=
+github.com/sivukhin/godjot v1.0.6/go.mod h1:wA6KdR4Z+XpwdwyViPDLWYYxT72pKjNc6XGA9I025gM=
-github.com/segmentio/encoding v0.5.3 h1:OjMgICtcSFuNvQCdwqMCv9Tg7lEOXGwm1J5RPQccx6w=
-github.com/segmentio/encoding v0.5.3/go.mod h1:HS1ZKa3kSN32ZHVZ7ZLPLXWvOVIiZtyJnO1gPH1sKt0=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.1.5-0.20170601210322-f6abca593680/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=

nip54/nip54.go

@@ -4,6 +4,8 @@ import (
 	"strings"
 	"unicode"
 
+	"github.com/sivukhin/godjot/djot_parser"
+	"github.com/sivukhin/godjot/html_writer"
 	"golang.org/x/text/transform"
 	"golang.org/x/text/unicode/norm"
 )
@@ -24,3 +26,13 @@ func NormalizeIdentifier(name string) string {
 
 	return string(b)
 }
+
+func ArticleAsHTML(content string) string {
+	ast := djot_parser.BuildDjotAst([]byte(content))
+	context := djot_parser.NewConversionContext("html", djot_parser.DefaultConversionRegistry)
+	writer := &html_writer.HtmlWriter{}
+	for _, node := range ast {
+		context.ConvertDjotToHtml(writer, node)
+	}
+	return writer.String()
+}

nip54/nip54_test.go

@@ -1,23 +1,41 @@
 package nip54
 
 import (
-	"fmt"
+	"strings"
 	"testing"
 )
 
-func TestNormalization(t *testing.T) {
+func TestArticleAsHTML(t *testing.T) {
-	for _, vector := range []struct {
+	tests := []struct {
-		before string
+		name     string
-		after  string
+		input    string
+		contains []string
 	}{
-		{" hello  ", "hello"},
+		{
-		{"Goodbye", "goodbye"},
+			name:     "simple paragraph",
-		{"the long and winding road / that leads to your door", "the-long-and-winding-road---that-leads-to-your-door"},
+			input:    "Hello world",
-		{"it's 平仮名", "it-s-平仮名"},
+			contains: []string{"<p>", "Hello world", "</p>"},
-	} {
+		},
-		if norm := NormalizeIdentifier(vector.before); norm != vector.after {
+		{
-			fmt.Println([]byte(vector.after), []byte(norm))
+			name:     "emphasis",
-			t.Fatalf("%s: %s != %s", vector.before, norm, vector.after)
+			input:    "*Hello* _world_",
+			contains: []string{"<strong>", "Hello", "</strong>", "<em>", "world", "</em>"},
+		},
+		{
+			name:     "heading",
+			input:    "# Title",
+			contains: []string{"<h1>", "Title", "</h1>"},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := ArticleAsHTML(tt.input)
+			for _, expected := range tt.contains {
+				if !strings.Contains(result, expected) {
+					t.Errorf("ArticleAsHTML() output does not contain %q\nGot: %s", expected, result)
 				}
 			}
+		})
+	}
 }