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https://gitea.com/Sirherobrine23/tea.git
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Merge branch 'master' into use-glamour select Glamour Theme based on BackgroundColor Merge branch 'master' into use-glamour Merge branch 'master' into use-glamour update termev update go.mod label color colorate use glamour for issue content Vendor: Add glamour Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com> Co-authored-by: 6543 <6543@obermui.de> Reviewed-on: https://gitea.com/gitea/tea/pulls/181 Reviewed-by: techknowlogick <techknowlogick@gitea.io> Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
475 lines
11 KiB
Go
475 lines
11 KiB
Go
package ast
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import (
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"fmt"
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"strings"
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textm "github.com/yuin/goldmark/text"
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)
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// A BaseBlock struct implements the Node interface.
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type BaseBlock struct {
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BaseNode
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blankPreviousLines bool
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lines *textm.Segments
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}
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// Type implements Node.Type
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func (b *BaseBlock) Type() NodeType {
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return TypeBlock
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}
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// IsRaw implements Node.IsRaw
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func (b *BaseBlock) IsRaw() bool {
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return false
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}
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// HasBlankPreviousLines implements Node.HasBlankPreviousLines.
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func (b *BaseBlock) HasBlankPreviousLines() bool {
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return b.blankPreviousLines
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}
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// SetBlankPreviousLines implements Node.SetBlankPreviousLines.
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func (b *BaseBlock) SetBlankPreviousLines(v bool) {
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b.blankPreviousLines = v
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}
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// Lines implements Node.Lines
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func (b *BaseBlock) Lines() *textm.Segments {
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if b.lines == nil {
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b.lines = textm.NewSegments()
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}
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return b.lines
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}
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// SetLines implements Node.SetLines
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func (b *BaseBlock) SetLines(v *textm.Segments) {
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b.lines = v
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}
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// A Document struct is a root node of Markdown text.
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type Document struct {
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BaseBlock
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}
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// KindDocument is a NodeKind of the Document node.
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var KindDocument = NewNodeKind("Document")
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// Dump implements Node.Dump .
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func (n *Document) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// Type implements Node.Type .
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func (n *Document) Type() NodeType {
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return TypeDocument
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}
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// Kind implements Node.Kind.
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func (n *Document) Kind() NodeKind {
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return KindDocument
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}
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// NewDocument returns a new Document node.
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func NewDocument() *Document {
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return &Document{
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BaseBlock: BaseBlock{},
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}
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}
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// A TextBlock struct is a node whose lines
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// should be rendered without any containers.
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type TextBlock struct {
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BaseBlock
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}
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// Dump implements Node.Dump .
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func (n *TextBlock) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// KindTextBlock is a NodeKind of the TextBlock node.
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var KindTextBlock = NewNodeKind("TextBlock")
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// Kind implements Node.Kind.
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func (n *TextBlock) Kind() NodeKind {
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return KindTextBlock
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}
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// NewTextBlock returns a new TextBlock node.
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func NewTextBlock() *TextBlock {
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return &TextBlock{
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BaseBlock: BaseBlock{},
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}
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}
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// A Paragraph struct represents a paragraph of Markdown text.
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type Paragraph struct {
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BaseBlock
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}
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// Dump implements Node.Dump .
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func (n *Paragraph) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// KindParagraph is a NodeKind of the Paragraph node.
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var KindParagraph = NewNodeKind("Paragraph")
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// Kind implements Node.Kind.
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func (n *Paragraph) Kind() NodeKind {
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return KindParagraph
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}
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// NewParagraph returns a new Paragraph node.
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func NewParagraph() *Paragraph {
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return &Paragraph{
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BaseBlock: BaseBlock{},
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}
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}
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// IsParagraph returns true if the given node implements the Paragraph interface,
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// otherwise false.
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func IsParagraph(node Node) bool {
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_, ok := node.(*Paragraph)
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return ok
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}
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// A Heading struct represents headings like SetextHeading and ATXHeading.
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type Heading struct {
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BaseBlock
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// Level returns a level of this heading.
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// This value is between 1 and 6.
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Level int
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}
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// Dump implements Node.Dump .
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func (n *Heading) Dump(source []byte, level int) {
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m := map[string]string{
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"Level": fmt.Sprintf("%d", n.Level),
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}
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DumpHelper(n, source, level, m, nil)
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}
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// KindHeading is a NodeKind of the Heading node.
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var KindHeading = NewNodeKind("Heading")
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// Kind implements Node.Kind.
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func (n *Heading) Kind() NodeKind {
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return KindHeading
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}
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// NewHeading returns a new Heading node.
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func NewHeading(level int) *Heading {
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return &Heading{
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BaseBlock: BaseBlock{},
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Level: level,
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}
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}
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// A ThematicBreak struct represents a thematic break of Markdown text.
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type ThematicBreak struct {
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BaseBlock
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}
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// Dump implements Node.Dump .
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func (n *ThematicBreak) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// KindThematicBreak is a NodeKind of the ThematicBreak node.
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var KindThematicBreak = NewNodeKind("ThematicBreak")
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// Kind implements Node.Kind.
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func (n *ThematicBreak) Kind() NodeKind {
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return KindThematicBreak
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}
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// NewThematicBreak returns a new ThematicBreak node.
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func NewThematicBreak() *ThematicBreak {
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return &ThematicBreak{
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BaseBlock: BaseBlock{},
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}
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}
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// A CodeBlock interface represents an indented code block of Markdown text.
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type CodeBlock struct {
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BaseBlock
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}
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// IsRaw implements Node.IsRaw.
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func (n *CodeBlock) IsRaw() bool {
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return true
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}
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// Dump implements Node.Dump .
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func (n *CodeBlock) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// KindCodeBlock is a NodeKind of the CodeBlock node.
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var KindCodeBlock = NewNodeKind("CodeBlock")
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// Kind implements Node.Kind.
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func (n *CodeBlock) Kind() NodeKind {
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return KindCodeBlock
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}
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// NewCodeBlock returns a new CodeBlock node.
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func NewCodeBlock() *CodeBlock {
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return &CodeBlock{
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BaseBlock: BaseBlock{},
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}
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}
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// A FencedCodeBlock struct represents a fenced code block of Markdown text.
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type FencedCodeBlock struct {
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BaseBlock
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// Info returns a info text of this fenced code block.
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Info *Text
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language []byte
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}
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// Language returns an language in an info string.
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// Language returns nil if this node does not have an info string.
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func (n *FencedCodeBlock) Language(source []byte) []byte {
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if n.language == nil && n.Info != nil {
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segment := n.Info.Segment
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info := segment.Value(source)
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i := 0
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for ; i < len(info); i++ {
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if info[i] == ' ' {
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break
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}
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}
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n.language = info[:i]
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}
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return n.language
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}
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// IsRaw implements Node.IsRaw.
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func (n *FencedCodeBlock) IsRaw() bool {
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return true
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}
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// Dump implements Node.Dump .
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func (n *FencedCodeBlock) Dump(source []byte, level int) {
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m := map[string]string{}
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if n.Info != nil {
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m["Info"] = fmt.Sprintf("\"%s\"", n.Info.Text(source))
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}
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DumpHelper(n, source, level, m, nil)
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}
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// KindFencedCodeBlock is a NodeKind of the FencedCodeBlock node.
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var KindFencedCodeBlock = NewNodeKind("FencedCodeBlock")
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// Kind implements Node.Kind.
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func (n *FencedCodeBlock) Kind() NodeKind {
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return KindFencedCodeBlock
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}
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// NewFencedCodeBlock return a new FencedCodeBlock node.
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func NewFencedCodeBlock(info *Text) *FencedCodeBlock {
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return &FencedCodeBlock{
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BaseBlock: BaseBlock{},
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Info: info,
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}
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}
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// A Blockquote struct represents an blockquote block of Markdown text.
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type Blockquote struct {
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BaseBlock
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}
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// Dump implements Node.Dump .
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func (n *Blockquote) Dump(source []byte, level int) {
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DumpHelper(n, source, level, nil, nil)
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}
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// KindBlockquote is a NodeKind of the Blockquote node.
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var KindBlockquote = NewNodeKind("Blockquote")
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// Kind implements Node.Kind.
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func (n *Blockquote) Kind() NodeKind {
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return KindBlockquote
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}
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// NewBlockquote returns a new Blockquote node.
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func NewBlockquote() *Blockquote {
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return &Blockquote{
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BaseBlock: BaseBlock{},
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}
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}
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// A List struct represents a list of Markdown text.
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type List struct {
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BaseBlock
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// Marker is a marker character like '-', '+', ')' and '.'.
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Marker byte
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// IsTight is a true if this list is a 'tight' list.
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// See https://spec.commonmark.org/0.29/#loose for details.
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IsTight bool
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// Start is an initial number of this ordered list.
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// If this list is not an ordered list, Start is 0.
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Start int
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}
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// IsOrdered returns true if this list is an ordered list, otherwise false.
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func (l *List) IsOrdered() bool {
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return l.Marker == '.' || l.Marker == ')'
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}
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// CanContinue returns true if this list can continue with
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// the given mark and a list type, otherwise false.
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func (l *List) CanContinue(marker byte, isOrdered bool) bool {
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return marker == l.Marker && isOrdered == l.IsOrdered()
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}
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// Dump implements Node.Dump.
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func (l *List) Dump(source []byte, level int) {
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m := map[string]string{
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"Ordered": fmt.Sprintf("%v", l.IsOrdered()),
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"Marker": fmt.Sprintf("%c", l.Marker),
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"Tight": fmt.Sprintf("%v", l.IsTight),
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}
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if l.IsOrdered() {
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m["Start"] = fmt.Sprintf("%d", l.Start)
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}
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DumpHelper(l, source, level, m, nil)
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}
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// KindList is a NodeKind of the List node.
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var KindList = NewNodeKind("List")
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// Kind implements Node.Kind.
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func (l *List) Kind() NodeKind {
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return KindList
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}
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// NewList returns a new List node.
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func NewList(marker byte) *List {
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return &List{
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BaseBlock: BaseBlock{},
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Marker: marker,
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IsTight: true,
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}
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}
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// A ListItem struct represents a list item of Markdown text.
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type ListItem struct {
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BaseBlock
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// Offset is an offset position of this item.
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Offset int
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}
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// Dump implements Node.Dump.
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func (n *ListItem) Dump(source []byte, level int) {
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m := map[string]string{
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"Offset": fmt.Sprintf("%d", n.Offset),
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}
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DumpHelper(n, source, level, m, nil)
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}
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// KindListItem is a NodeKind of the ListItem node.
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var KindListItem = NewNodeKind("ListItem")
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// Kind implements Node.Kind.
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func (n *ListItem) Kind() NodeKind {
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return KindListItem
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}
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// NewListItem returns a new ListItem node.
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func NewListItem(offset int) *ListItem {
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return &ListItem{
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BaseBlock: BaseBlock{},
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Offset: offset,
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}
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}
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// HTMLBlockType represents kinds of an html blocks.
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// See https://spec.commonmark.org/0.29/#html-blocks
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type HTMLBlockType int
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const (
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// HTMLBlockType1 represents type 1 html blocks
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HTMLBlockType1 HTMLBlockType = iota + 1
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// HTMLBlockType2 represents type 2 html blocks
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HTMLBlockType2
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// HTMLBlockType3 represents type 3 html blocks
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HTMLBlockType3
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// HTMLBlockType4 represents type 4 html blocks
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HTMLBlockType4
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// HTMLBlockType5 represents type 5 html blocks
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HTMLBlockType5
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// HTMLBlockType6 represents type 6 html blocks
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HTMLBlockType6
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// HTMLBlockType7 represents type 7 html blocks
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HTMLBlockType7
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)
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// An HTMLBlock struct represents an html block of Markdown text.
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type HTMLBlock struct {
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BaseBlock
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// Type is a type of this html block.
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HTMLBlockType HTMLBlockType
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// ClosureLine is a line that closes this html block.
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ClosureLine textm.Segment
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}
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// IsRaw implements Node.IsRaw.
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func (n *HTMLBlock) IsRaw() bool {
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return true
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}
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// HasClosure returns true if this html block has a closure line,
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// otherwise false.
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func (n *HTMLBlock) HasClosure() bool {
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return n.ClosureLine.Start >= 0
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}
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// Dump implements Node.Dump.
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func (n *HTMLBlock) Dump(source []byte, level int) {
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indent := strings.Repeat(" ", level)
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fmt.Printf("%s%s {\n", indent, "HTMLBlock")
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indent2 := strings.Repeat(" ", level+1)
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fmt.Printf("%sRawText: \"", indent2)
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for i := 0; i < n.Lines().Len(); i++ {
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s := n.Lines().At(i)
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fmt.Print(string(source[s.Start:s.Stop]))
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}
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fmt.Printf("\"\n")
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for c := n.FirstChild(); c != nil; c = c.NextSibling() {
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c.Dump(source, level+1)
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}
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if n.HasClosure() {
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cl := n.ClosureLine
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fmt.Printf("%sClosure: \"%s\"\n", indent2, string(cl.Value(source)))
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}
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fmt.Printf("%s}\n", indent)
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}
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// KindHTMLBlock is a NodeKind of the HTMLBlock node.
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var KindHTMLBlock = NewNodeKind("HTMLBlock")
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// Kind implements Node.Kind.
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func (n *HTMLBlock) Kind() NodeKind {
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return KindHTMLBlock
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}
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// NewHTMLBlock returns a new HTMLBlock node.
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func NewHTMLBlock(typ HTMLBlockType) *HTMLBlock {
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return &HTMLBlock{
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BaseBlock: BaseBlock{},
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HTMLBlockType: typ,
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ClosureLine: textm.NewSegment(-1, -1),
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}
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}
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