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package markdown
import (
"html/template"
"git.anhgelus.world/anhgelus/small-web/dom"
)
type astQuote struct {
quote []*astParagraph
source []*astParagraph
}
func (a *astQuote) Eval(opt *Option) (template.HTML, *ParseError) {
quoteContent, err := evalBlock(a.quote, opt)
if err != nil {
return "", err
}
blockquote := dom.NewLiteralContentElement(
"blockquote",
template.HTML(quoteContent),
)
source, err := evalBlock(a.source, opt)
if err != nil {
return "", err
}
quote := dom.NewContentElement("div", make([]dom.Element, 0))
quote.ClassList().Add("quote")
quote.Contents = append(quote.Contents, blockquote)
if len(source) > 0 {
quote.Contents = append(quote.Contents, dom.NewParagraph(source))
}
return quote.Render(), nil
}
func quote(lxs *lexers) (block, *ParseError) {
tree := new(astQuote)
n := 0
quoteContinue := true
source := false
for lxs.Next() && n < 2 {
current := lxs.Current()
n = 0
switch current.Type {
case lexerBreak:
n = len(current.Value)
quoteContinue = false
case lexerQuote:
if source {
// because the code did not use it
lxs.Before()
return tree, nil
}
quoteContinue = true
case lexerCallout:
if len(tree.quote) == 0 {
return callout(lxs)
}
fallthrough
case lexerLiteral, lexerModifier, lexerCode, lexerExternal:
if !quoteContinue {
source = true
}
p, err := paragraph(lxs, true)
if err != nil {
return nil, err
}
lxs.Before() // because we must parse the line break
if !source {
tree.quote = append(tree.quote, p)
} else {
tree.source = append(tree.source, p)
}
n++
quoteContinue = false
default:
// because the code did not use it
lxs.Before()
return tree, nil
}
}
lxs.Before() // because the code did not use it
return tree, nil
}
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