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forgejo/vendor/github.com/yuin/goldmark/ast/block.go
6543 d1353e1f7c
Vendor Update ()
* update code.gitea.io/sdk/gitea v0.13.1 -> v0.13.2

* update github.com/go-swagger/go-swagger v0.25.0 -> v0.26.0

* update github.com/google/uuid v1.1.2 -> v1.2.0

* update github.com/klauspost/compress v1.11.3 -> v1.11.7

* update github.com/lib/pq 083382b7e6fc -> v1.9.0

* update github.com/markbates/goth v1.65.0 -> v1.66.1

* update github.com/mattn/go-sqlite3 v1.14.4 -> v1.14.6

* update github.com/mgechev/revive 246eac737dc7 -> v1.0.3

* update github.com/minio/minio-go/v7 v7.0.6 -> v7.0.7

* update github.com/niklasfasching/go-org v1.3.2 -> v1.4.0

* update github.com/olivere/elastic/v7 v7.0.21 -> v7.0.22

* update github.com/pquerna/otp v1.2.0 -> v1.3.0

* update github.com/xanzy/go-gitlab v0.39.0 -> v0.42.0

* update github.com/yuin/goldmark v1.2.1 -> v1.3.1
2021-01-28 17:56:38 +01:00

496 lines
11 KiB
Go
Vendored

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