Merge pull request #487 from n-peugnet/patch-1

Fix GitHub actions badge URL

README.md

@@ -2,7 +2,7 @@ goldmark
 ==========================================
 
 [![https://pkg.go.dev/github.com/yuin/goldmark](https://pkg.go.dev/badge/github.com/yuin/goldmark.svg)](https://pkg.go.dev/github.com/yuin/goldmark)
-[![https://github.com/yuin/goldmark/actions?query=workflow:test](https://github.com/yuin/goldmark/workflows/test/badge.svg?branch=master&event=push)](https://github.com/yuin/goldmark/actions?query=workflow:test)
+[![https://github.com/yuin/goldmark/actions?query=workflow:test](https://github.com/yuin/goldmark/actions/workflows/test.yaml/badge.svg?branch=master&event=push)](https://github.com/yuin/goldmark/actions?query=workflow:test)
 [![https://coveralls.io/github/yuin/goldmark](https://coveralls.io/repos/github/yuin/goldmark/badge.svg?branch=master)](https://coveralls.io/github/yuin/goldmark)
 [![https://goreportcard.com/report/github.com/yuin/goldmark](https://goreportcard.com/badge/github.com/yuin/goldmark)](https://goreportcard.com/report/github.com/yuin/goldmark)
 
@@ -493,7 +493,7 @@ Extensions
 - [goldmark-d2](https://github.com/FurqanSoftware/goldmark-d2): Adds support for [D2](https://d2lang.com/) diagrams.
 - [goldmark-katex](https://github.com/FurqanSoftware/goldmark-katex): Adds support for [KaTeX](https://katex.org/) math and equations.
 - [goldmark-img64](https://github.com/tenkoh/goldmark-img64): Adds support for embedding images into the document as DataURL (base64 encoded).
-- [goldmark-enclave](https://github.com/quail-ink/goldmark-enclave): Adds support for embedding youtube/bilibili video, X's [oembed tweet](https://publish.twitter.com/), [tradingview](https://www.tradingview.com/widget/)'s chart, [quail](https://quail.ink)'s widget into the document.
+- [goldmark-enclave](https://github.com/quailyquaily/goldmark-enclave): Adds support for embedding youtube/bilibili video, X's [oembed X](https://publish.x.com/), [tradingview chart](https://www.tradingview.com/widget/)'s chart, [quaily widget](https://quaily.com), [spotify embeds](https://developer.spotify.com/documentation/embeds), [dify embed](https://dify.ai/) and html audio into the document.
 - [goldmark-wiki-table](https://github.com/movsb/goldmark-wiki-table): Adds support for embedding Wiki Tables.
 - [goldmark-tgmd](https://github.com/Mad-Pixels/goldmark-tgmd): A Telegram markdown renderer that can be passed to `goldmark.WithRenderer()`.
 

_test/extra.txt

@@ -385,7 +385,8 @@ a* b c d *e*
 //- - - - - - - - -//
 		x
 //- - - - - - - - -//
-<pre><code>	x</code></pre>
+<pre><code>	x
+</code></pre>
 //= = = = = = = = = = = = = = = = = = = = = = = =//
 
 26: NUL bytes must be replaced with U+FFFD
@@ -821,7 +822,7 @@ text" /></p>
 </blockquote>
 //= = = = = = = = = = = = = = = = = = = = = = = =//
 
-66: EOF should be rendered as a newline with an unclosed block
+66: EOF should be rendered as a newline with an unclosed block(w/ TAB)
 //- - - - - - - - -//
 >  ```
 >	0
@@ -831,3 +832,14 @@ text" /></p>
 </code></pre>
 </blockquote>
 //= = = = = = = = = = = = = = = = = = = = = = = =//
+
+67: EOF should be rendered as a newline with an unclosed block
+//- - - - - - - - -//
+>  ```
+>   0
+//- - - - - - - - -//
+<blockquote>
+<pre><code> 0
+</code></pre>
+</blockquote>
+//= = = = = = = = = = = = = = = = = = = = = = = =//

ast/ast.go

@@ -123,6 +123,12 @@ type Node interface {
 	Dump(source []byte, level int)
 
 	// Text returns text values of this node.
+	// This method is valid only for some inline nodes.
+	// If this node is a block node, Text returns a text value as reasonable as possible.
+	// Notice that there are no 'correct' text values for the block nodes.
+	// Result for the block nodes may be different from your expectation.
+	//
+	// Deprecated: Use other properties of the node to get the text value(i.e. Pragraph.Lines, Text.Value).
 	Text(source []byte) []byte
 
 	// HasBlankPreviousLines returns true if the row before this node is blank,
@@ -374,11 +380,18 @@ func (n *BaseNode) OwnerDocument() *Document {
 	return nil
 }
 
-// Text implements Node.Text  .
+// Text implements Node.Text .
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. Pragraph.Lines, Text.Value).
 func (n *BaseNode) Text(source []byte) []byte {
 	var buf bytes.Buffer
 	for c := n.firstChild; c != nil; c = c.NextSibling() {
 		buf.Write(c.Text(source))
+		if sb, ok := c.(interface {
+			SoftLineBreak() bool
+		}); ok && sb.SoftLineBreak() {
+			buf.WriteByte('\n')
+		}
 	}
 	return buf.Bytes()
 }

ast/ast_test.go

@@ -1,28 +1,10 @@
 package ast
 
 import (
-	"bytes"
 	"reflect"
 	"testing"
-
-	"github.com/yuin/goldmark/text"
 )
 
-func TestRemoveChildren(t *testing.T) {
-	root := NewDocument()
-
-	node1 := NewDocument()
-
-	node2 := NewDocument()
-
-	root.AppendChild(root, node1)
-	root.AppendChild(root, node2)
-
-	root.RemoveChildren(root)
-
-	t.Logf("%+v", node2.PreviousSibling())
-}
-
 func TestWalk(t *testing.T) {
 	tests := []struct {
 		name   string
@@ -76,48 +58,3 @@ func node(n Node, children ...Node) Node {
 	}
 	return n
 }
-
-func TestBaseBlock_Text(t *testing.T) {
-	source := []byte(`# Heading
-
-    code block here
-	and also here
-
-A paragraph
-
-` + "```" + `somelang
-fenced code block
-` + "```" + `
-
-The end`)
-
-	t.Run("fetch text from code block", func(t *testing.T) {
-		block := NewCodeBlock()
-		block.lines = text.NewSegments()
-		block.lines.Append(text.Segment{Start: 15, Stop: 31})
-		block.lines.Append(text.Segment{Start: 32, Stop: 46})
-
-		expected := []byte("code block here\nand also here\n")
-		if !bytes.Equal(expected, block.Text(source)) {
-			t.Errorf("Expected: %q, got: %q", string(expected), string(block.Text(source)))
-		}
-	})
-
-	t.Run("fetch text from fenced code block", func(t *testing.T) {
-		block := NewFencedCodeBlock(&Text{
-			Segment: text.Segment{Start: 63, Stop: 71},
-		})
-		block.lines = text.NewSegments()
-		block.lines.Append(text.Segment{Start: 72, Stop: 90})
-
-		expectedLang := []byte("somelang")
-		if !bytes.Equal(expectedLang, block.Language(source)) {
-			t.Errorf("Expected: %q, got: %q", string(expectedLang), string(block.Language(source)))
-		}
-
-		expected := []byte("fenced code block\n")
-		if !bytes.Equal(expected, block.Text(source)) {
-			t.Errorf("Expected: %q, got: %q", string(expected), string(block.Text(source)))
-		}
-	})
-}

ast/block.go

@@ -1,7 +1,6 @@
 package ast
 
 import (
-	"bytes"
 	"fmt"
 	"strings"
 
@@ -48,15 +47,6 @@ func (b *BaseBlock) SetLines(v *textm.Segments) {
 	b.lines = v
 }
 
-// Text implements Node.Text.
-func (b *BaseBlock) Text(source []byte) []byte {
-	var buf bytes.Buffer
-	for _, line := range b.Lines().Sliced(0, b.Lines().Len()) {
-		buf.Write(line.Value(source))
-	}
-	return buf.Bytes()
-}
-
 // A Document struct is a root node of Markdown text.
 type Document struct {
 	BaseBlock
@@ -140,6 +130,13 @@ func (n *TextBlock) Kind() NodeKind {
 	return KindTextBlock
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. TextBlock.Lines).
+func (n *TextBlock) Text(source []byte) []byte {
+	return n.Lines().Value(source)
+}
+
 // NewTextBlock returns a new TextBlock node.
 func NewTextBlock() *TextBlock {
 	return &TextBlock{
@@ -165,6 +162,13 @@ func (n *Paragraph) Kind() NodeKind {
 	return KindParagraph
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. Paragraph.Lines).
+func (n *Paragraph) Text(source []byte) []byte {
+	return n.Lines().Value(source)
+}
+
 // NewParagraph returns a new Paragraph node.
 func NewParagraph() *Paragraph {
 	return &Paragraph{
@@ -259,6 +263,13 @@ func (n *CodeBlock) Kind() NodeKind {
 	return KindCodeBlock
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. CodeBlock.Lines).
+func (n *CodeBlock) Text(source []byte) []byte {
+	return n.Lines().Value(source)
+}
+
 // NewCodeBlock returns a new CodeBlock node.
 func NewCodeBlock() *CodeBlock {
 	return &CodeBlock{
@@ -314,6 +325,13 @@ func (n *FencedCodeBlock) Kind() NodeKind {
 	return KindFencedCodeBlock
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. FencedCodeBlock.Lines).
+func (n *FencedCodeBlock) Text(source []byte) []byte {
+	return n.Lines().Value(source)
+}
+
 // NewFencedCodeBlock return a new FencedCodeBlock node.
 func NewFencedCodeBlock(info *Text) *FencedCodeBlock {
 	return &FencedCodeBlock{
@@ -508,6 +526,17 @@ func (n *HTMLBlock) Kind() NodeKind {
 	return KindHTMLBlock
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. HTMLBlock.Lines).
+func (n *HTMLBlock) Text(source []byte) []byte {
+	ret := n.Lines().Value(source)
+	if n.HasClosure() {
+		ret = append(ret, n.ClosureLine.Value(source)...)
+	}
+	return ret
+}
+
 // NewHTMLBlock returns a new HTMLBlock node.
 func NewHTMLBlock(typ HTMLBlockType) *HTMLBlock {
 	return &HTMLBlock{

ast/inline.go

@@ -143,17 +143,25 @@ func (n *Text) Merge(node Node, source []byte) bool {
 }
 
 // Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. Text.Value).
 func (n *Text) Text(source []byte) []byte {
 	return n.Segment.Value(source)
 }
 
+// Value returns a value of this node.
+// SoftLineBreaks are not included in the returned value.
+func (n *Text) Value(source []byte) []byte {
+	return n.Segment.Value(source)
+}
+
 // Dump implements Node.Dump.
 func (n *Text) Dump(source []byte, level int) {
 	fs := textFlagsString(n.flags)
 	if len(fs) != 0 {
 		fs = "(" + fs + ")"
 	}
-	fmt.Printf("%sText%s: \"%s\"\n", strings.Repeat("    ", level), fs, strings.TrimRight(string(n.Text(source)), "\n"))
+	fmt.Printf("%sText%s: \"%s\"\n", strings.Repeat("    ", level), fs, strings.TrimRight(string(n.Value(source)), "\n"))
 }
 
 // KindText is a NodeKind of the Text node.
@@ -258,6 +266,8 @@ func (n *String) SetCode(v bool) {
 }
 
 // Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. String.Value).
 func (n *String) Text(source []byte) []byte {
 	return n.Value
 }
@@ -492,15 +502,22 @@ func (n *AutoLink) URL(source []byte) []byte {
 		ret := make([]byte, 0, len(n.Protocol)+s.Len()+3)
 		ret = append(ret, n.Protocol...)
 		ret = append(ret, ':', '/', '/')
-		ret = append(ret, n.value.Text(source)...)
+		ret = append(ret, n.value.Value(source)...)
 		return ret
 	}
-	return n.value.Text(source)
+	return n.value.Value(source)
 }
 
 // Label returns a label of this node.
 func (n *AutoLink) Label(source []byte) []byte {
-	return n.value.Text(source)
+	return n.value.Value(source)
+}
+
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. AutoLink.Label).
+func (n *AutoLink) Text(source []byte) []byte {
+	return n.value.Value(source)
 }
 
 // NewAutoLink returns a new AutoLink node.
@@ -541,6 +558,13 @@ func (n *RawHTML) Kind() NodeKind {
 	return KindRawHTML
 }
 
+// Text implements Node.Text.
+//
+// Deprecated: Use other properties of the node to get the text value(i.e. RawHTML.Segments).
+func (n *RawHTML) Text(source []byte) []byte {
+	return n.Segments.Value(source)
+}
+
 // NewRawHTML returns a new RawHTML node.
 func NewRawHTML() *RawHTML {
 	return &RawHTML{

ast_test.go

@@ -0,0 +1,204 @@
+package goldmark_test
+
+import (
+	"bytes"
+	"testing"
+
+	. "github.com/yuin/goldmark"
+	"github.com/yuin/goldmark/testutil"
+	"github.com/yuin/goldmark/text"
+)
+
+func TestASTBlockNodeText(t *testing.T) {
+	var cases = []struct {
+		Name   string
+		Source string
+		T1     string
+		T2     string
+		C      bool
+	}{
+		{
+			Name: "AtxHeading",
+			Source: `# l1
+
+a
+
+# l2`,
+			T1: `l1`,
+			T2: `l2`,
+		},
+		{
+			Name: "SetextHeading",
+			Source: `l1
+l2
+===============
+
+a
+
+l3
+l4
+==============`,
+			T1: `l1
+l2`,
+			T2: `l3
+l4`,
+		},
+		{
+			Name: "CodeBlock",
+			Source: `    l1
+    l2
+
+a
+
+    l3
+	l4`,
+			T1: `l1
+l2
+`,
+			T2: `l3
+l4
+`,
+		},
+		{
+			Name: "FencedCodeBlock",
+			Source: "```" + `
+l1
+l2
+` + "```" + `
+
+a
+
+` + "```" + `
+l3
+l4`,
+			T1: `l1
+l2
+`,
+			T2: `l3
+l4
+`,
+		},
+		{
+			Name: "Blockquote",
+			Source: `> l1
+> l2
+
+a
+
+> l3
+> l4`,
+			T1: `l1
+l2`,
+			T2: `l3
+l4`,
+		},
+		{
+			Name: "List",
+			Source: `- l1
+  l2
+
+a
+
+- l3
+  l4`,
+			T1: `l1
+l2`,
+			T2: `l3
+l4`,
+			C: true,
+		},
+		{
+			Name: "HTMLBlock",
+			Source: `<div>
+l1
+l2
+</div>
+
+a
+
+<div>
+l3
+l4`,
+			T1: `<div>
+l1
+l2
+</div>
+`,
+			T2: `<div>
+l3
+l4`,
+		},
+	}
+
+	for _, cs := range cases {
+		t.Run(cs.Name, func(t *testing.T) {
+			s := []byte(cs.Source)
+			md := New()
+			n := md.Parser().Parse(text.NewReader(s))
+			c1 := n.FirstChild()
+			c2 := c1.NextSibling().NextSibling()
+			if cs.C {
+				c1 = c1.FirstChild()
+				c2 = c2.FirstChild()
+			}
+			if !bytes.Equal(c1.Text(s), []byte(cs.T1)) { // nolint: staticcheck
+
+				t.Errorf("%s unmatch: %s", cs.Name, testutil.DiffPretty(c1.Text(s), []byte(cs.T1))) // nolint: staticcheck
+
+			}
+			if !bytes.Equal(c2.Text(s), []byte(cs.T2)) { // nolint: staticcheck
+
+				t.Errorf("%s(EOF) unmatch: %s", cs.Name, testutil.DiffPretty(c2.Text(s), []byte(cs.T2))) // nolint: staticcheck
+
+			}
+		})
+	}
+
+}
+
+func TestASTInlineNodeText(t *testing.T) {
+	var cases = []struct {
+		Name   string
+		Source string
+		T1     string
+	}{
+		{
+			Name:   "CodeSpan",
+			Source: "`c1`",
+			T1:     `c1`,
+		},
+		{
+			Name:   "Emphasis",
+			Source: `*c1 **c2***`,
+			T1:     `c1 c2`,
+		},
+		{
+			Name:   "Link",
+			Source: `[label](url)`,
+			T1:     `label`,
+		},
+		{
+			Name:   "AutoLink",
+			Source: `<http://url>`,
+			T1:     `http://url`,
+		},
+		{
+			Name:   "RawHTML",
+			Source: `<span>c1</span>`,
+			T1:     `<span>`,
+		},
+	}
+
+	for _, cs := range cases {
+		t.Run(cs.Name, func(t *testing.T) {
+			s := []byte(cs.Source)
+			md := New()
+			n := md.Parser().Parse(text.NewReader(s))
+			c1 := n.FirstChild().FirstChild()
+			if !bytes.Equal(c1.Text(s), []byte(cs.T1)) { // nolint: staticcheck
+				t.Errorf("%s unmatch:\n%s", cs.Name, testutil.DiffPretty(c1.Text(s), []byte(cs.T1))) // nolint: staticcheck
+			}
+		})
+	}
+
+}

extension/_test/definition_list.txt

@@ -150,7 +150,8 @@ on two lines.</p>
 //- - - - - - - - -//
 <dl>
 <dt>0</dt>
-<dd><pre><code>	0</code></pre>
+<dd><pre><code>	0
+</code></pre>
 </dd>
 </dl>
 //= = = = = = = = = = = = = = = = = = = = = = = =//

extension/ast_test.go

@@ -0,0 +1,123 @@
+package extension
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/yuin/goldmark"
+	"github.com/yuin/goldmark/renderer/html"
+	"github.com/yuin/goldmark/testutil"
+	"github.com/yuin/goldmark/text"
+)
+
+func TestASTBlockNodeText(t *testing.T) {
+	var cases = []struct {
+		Name   string
+		Source string
+		T1     string
+		T2     string
+		C      bool
+	}{
+		{
+			Name: "DefinitionList",
+			Source: `c1
+:   c2
+    c3
+
+a
+
+c4
+:   c5
+    c6`,
+			T1: `c1c2
+c3`,
+			T2: `c4c5
+c6`,
+		},
+		{
+			Name: "Table",
+			Source: `| h1 | h2 |
+| -- | -- |
+| c1 | c2 |
+
+a
+
+
+| h3 | h4 |
+| -- | -- |
+| c3 | c4 |`,
+
+			T1: `h1h2c1c2`,
+			T2: `h3h4c3c4`,
+		},
+	}
+
+	for _, cs := range cases {
+		t.Run(cs.Name, func(t *testing.T) {
+			s := []byte(cs.Source)
+			md := goldmark.New(
+				goldmark.WithRendererOptions(
+					html.WithUnsafe(),
+				),
+				goldmark.WithExtensions(
+					DefinitionList,
+					Table,
+				),
+			)
+			n := md.Parser().Parse(text.NewReader(s))
+			c1 := n.FirstChild()
+			c2 := c1.NextSibling().NextSibling()
+			if cs.C {
+				c1 = c1.FirstChild()
+				c2 = c2.FirstChild()
+			}
+			if !bytes.Equal(c1.Text(s), []byte(cs.T1)) { // nolint: staticcheck
+
+				t.Errorf("%s unmatch:\n%s", cs.Name, testutil.DiffPretty(c1.Text(s), []byte(cs.T1))) // nolint: staticcheck
+
+			}
+			if !bytes.Equal(c2.Text(s), []byte(cs.T2)) { // nolint: staticcheck
+
+				t.Errorf("%s(EOF) unmatch: %s", cs.Name, testutil.DiffPretty(c2.Text(s), []byte(cs.T2))) // nolint: staticcheck
+
+			}
+		})
+	}
+
+}
+
+func TestASTInlineNodeText(t *testing.T) {
+	var cases = []struct {
+		Name   string
+		Source string
+		T1     string
+	}{
+		{
+			Name:   "Strikethrough",
+			Source: `~c1 *c2*~`,
+			T1:     `c1 c2`,
+		},
+	}
+
+	for _, cs := range cases {
+		t.Run(cs.Name, func(t *testing.T) {
+			s := []byte(cs.Source)
+			md := goldmark.New(
+				goldmark.WithRendererOptions(
+					html.WithUnsafe(),
+				),
+				goldmark.WithExtensions(
+					Strikethrough,
+				),
+			)
+			n := md.Parser().Parse(text.NewReader(s))
+			c1 := n.FirstChild().FirstChild()
+			if !bytes.Equal(c1.Text(s), []byte(cs.T1)) { // nolint: staticcheck
+
+				t.Errorf("%s unmatch:\n%s", cs.Name, testutil.DiffPretty(c1.Text(s), []byte(cs.T1))) // nolint: staticcheck
+
+			}
+		})
+	}
+
+}

parser/code_block.go

@@ -35,6 +35,7 @@ func (b *codeBlockParser) Open(parent ast.Node, reader text.Reader, pc Context)
 	if segment.Padding != 0 {
 		preserveLeadingTabInCodeBlock(&segment, reader, 0)
 	}
+	segment.ForceNewline = true
 	node.Lines().Append(segment)
 	reader.Advance(segment.Len() - 1)
 	return node, NoChildren
@@ -59,6 +60,7 @@ func (b *codeBlockParser) Continue(node ast.Node, reader text.Reader, pc Context
 		preserveLeadingTabInCodeBlock(&segment, reader, 0)
 	}
 
+	segment.ForceNewline = true
 	node.Lines().Append(segment)
 	reader.Advance(segment.Len() - 1)
 	return Continue | NoChildren

parser/fcode_block.go

@@ -100,6 +100,7 @@ func (b *fencedCodeBlockParser) Continue(node ast.Node, reader text.Reader, pc C
 	if padding != 0 {
 		preserveLeadingTabInCodeBlock(&seg, reader, fdata.indent)
 	}
+	seg.ForceNewline = true // EOF as newline
 	node.Lines().Append(seg)
 	reader.AdvanceAndSetPadding(segment.Stop-segment.Start-pos-1, padding)
 	return Continue | NoChildren

parser/parser.go

@@ -878,12 +878,6 @@ func (p *parser) Parse(reader text.Reader, opts ...ParseOption) ast.Node {
 	blockReader := text.NewBlockReader(reader.Source(), nil)
 	p.walkBlock(root, func(node ast.Node) {
 		p.parseBlock(blockReader, node, pc)
-		lines := node.Lines()
-		if lines != nil && lines.Len() != 0 {
-			s := lines.At(lines.Len() - 1)
-			s.EOB = true
-			lines.Set(lines.Len()-1, s)
-		}
 	})
 	for _, at := range p.astTransformers {
 		at.Transform(root, reader, pc)

renderer/html/html.go

@@ -680,7 +680,7 @@ func (r *Renderer) renderImage(w util.BufWriter, source []byte, node ast.Node, e
 		_, _ = w.Write(util.EscapeHTML(util.URLEscape(n.Destination, true)))
 	}
 	_, _ = w.WriteString(`" alt="`)
-	r.renderAttribute(w, source, n)
+	r.renderTexts(w, source, n)
 	_ = w.WriteByte('"')
 	if n.Title != nil {
 		_, _ = w.WriteString(` title="`)
@@ -737,7 +737,7 @@ func (r *Renderer) renderText(w util.BufWriter, source []byte, node ast.Node, en
 			if r.EastAsianLineBreaks != EastAsianLineBreaksNone && len(value) != 0 {
 				sibling := node.NextSibling()
 				if sibling != nil && sibling.Kind() == ast.KindText {
-					if siblingText := sibling.(*ast.Text).Text(source); len(siblingText) != 0 {
+					if siblingText := sibling.(*ast.Text).Value(source); len(siblingText) != 0 {
 						thisLastRune := util.ToRune(value, len(value)-1)
 						siblingFirstRune, _ := utf8.DecodeRune(siblingText)
 						if r.EastAsianLineBreaks.softLineBreak(thisLastRune, siblingFirstRune) {
@@ -770,19 +770,14 @@ func (r *Renderer) renderString(w util.BufWriter, source []byte, node ast.Node,
 	return ast.WalkContinue, nil
 }
 
-func (r *Renderer) renderAttribute(w util.BufWriter, source []byte, n ast.Node) {
+func (r *Renderer) renderTexts(w util.BufWriter, source []byte, n ast.Node) {
 	for c := n.FirstChild(); c != nil; c = c.NextSibling() {
 		if s, ok := c.(*ast.String); ok {
 			_, _ = r.renderString(w, source, s, true)
-		} else if t, ok := c.(*ast.String); ok {
+		} else if t, ok := c.(*ast.Text); ok {
 			_, _ = r.renderText(w, source, t, true)
-		} else if !c.HasChildren() {
-			r.Writer.Write(w, c.Text(source))
-			if t, ok := c.(*ast.Text); ok && t.SoftLineBreak() {
-				_ = w.WriteByte('\n')
-			}
 		} else {
-			r.renderAttribute(w, source, c)
+			r.renderTexts(w, source, c)
 		}
 	}
 }

text/segment.go

@@ -20,8 +20,19 @@ type Segment struct {
 	// Padding is a padding length of the segment.
 	Padding int
 
-	// EOB is true if the segment is end of the block.
-	EOB bool
+	// ForceNewline is true if the segment should be ended with a newline.
+	// Some elements(i.e. CodeBlock, FencedCodeBlock) does not trim trailing
+	// newlines. Spec defines that EOF is treated as a newline, so we need to
+	// add a newline to the end of the segment if it is not empty.
+	//
+	// i.e.:
+	//
+	//     ```go
+	//     const test = "test"
+	//
+	// This code does not close the code block and ends with EOF. In this case,
+	// we need to add a newline to the end of the last line like `const test = "test"\n`.
+	ForceNewline bool
 }
 
 // NewSegment return a new Segment.
@@ -44,13 +55,15 @@ func NewSegmentPadding(start, stop, n int) Segment {
 
 // Value returns a value of the segment.
 func (t *Segment) Value(buffer []byte) []byte {
+	var result []byte
 	if t.Padding == 0 {
-		return buffer[t.Start:t.Stop]
+		result = buffer[t.Start:t.Stop]
+	} else {
+		result = make([]byte, 0, t.Padding+t.Stop-t.Start+1)
+		result = append(result, bytes.Repeat(space, t.Padding)...)
+		result = append(result, buffer[t.Start:t.Stop]...)
 	}
-	result := make([]byte, 0, t.Padding+t.Stop-t.Start+1)
-	result = append(result, bytes.Repeat(space, t.Padding)...)
-	result = append(result, buffer[t.Start:t.Stop]...)
-	if t.EOB && len(result) > 0 && result[len(result)-1] != '\n' {
+	if t.ForceNewline && len(result) > 0 && result[len(result)-1] != '\n' {
 		result = append(result, '\n')
 	}
 	return result
@@ -215,3 +228,12 @@ func (s *Segments) Unshift(v Segment) {
 	s.values = append(s.values[0:1], s.values[0:]...)
 	s.values[0] = v
 }
+
+// Value returns a string value of the collection.
+func (s *Segments) Value(buffer []byte) []byte {
+	var result []byte
+	for _, v := range s.values {
+		result = append(result, v.Value(buffer)...)
+	}
+	return result
+}