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package markdown
import (
"html/template"
"strings"
"git.anhgelus.world/anhgelus/small-web/dom"
)
type astQuote struct {
quote []*astParagraph
source []*astParagraph
}
func (a *astQuote) Eval(opt *Option) (template.HTML, *ParseError) {
var quoteContent template.HTML
for _, c := range a.quote {
ct, err := c.Eval(opt)
if err != nil {
return "", err
}
quoteContent += ct
}
blockquote := dom.NewLiteralContentElement(
"blockquote",
template.HTML(strings.TrimSpace(string(quoteContent))),
)
var source template.HTML
for _, c := range a.source {
ct, err := c.Eval(opt)
if err != nil {
return "", err
}
source += ct
}
source = template.HTML(strings.TrimSpace(string(source)))
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) (*astQuote, *ParseError) {
tree := new(astQuote)
n := 0
quoteContinue := true
source := false
for lxs.Next() && n < 2 {
switch lxs.Current().Type {
case lexerBreak:
n = len(lxs.Current().Value)
quoteContinue = false
case lexerQuote:
n = 0
if source {
// because the code did not use it
lxs.Before()
return tree, nil
}
quoteContinue = true
case lexerLiteral, lexerModifier, lexerCode, lexerExternal:
n = 0
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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