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package list
import (
"html"
"strconv"
"strings"
)
// RenderHTML renders the List in the HTML format. Example:
// <ul class="go-pretty-table">
// <li>Game Of Thrones</li>
// <ul class="go-pretty-table-1">
// <li>Winter</li>
// <li>Is</li>
// <li>Coming</li>
// <ul class="go-pretty-table-2">
// <li>This</li>
// <li>Is</li>
// <li>Known</li>
// </ul>
// </ul>
// <li>The Dark Tower</li>
// <ul class="go-pretty-table-1">
// <li>The Gunslinger</li>
// </ul>
// </ul>
func (l *List) RenderHTML() string {
l.initForRender()
var out strings.Builder
if len(l.items) > 0 {
l.htmlRenderRecursively(&out, 0, l.items[0])
}
return l.render(&out)
}
func (l *List) htmlRenderRecursively(out *strings.Builder, idx int, item *listItem) int {
linePrefix := strings.Repeat(" ", item.Level)
out.WriteString(linePrefix)
out.WriteString("<ul class=\"")
out.WriteString(l.htmlCSSClass)
if item.Level > 0 {
out.WriteRune('-')
out.WriteString(strconv.Itoa(item.Level))
}
out.WriteString("\">\n")
var numItemsRendered int
for itemIdx := idx; itemIdx < len(l.items); itemIdx++ {
if l.items[itemIdx].Level == item.Level {
out.WriteString(linePrefix)
out.WriteString(" <li>")
out.WriteString(strings.Replace(html.EscapeString(l.items[itemIdx].Text), "\n", "<br/>", -1))
out.WriteString("</li>\n")
numItemsRendered++
} else if l.items[itemIdx].Level > item.Level { // indent
numItemsRenderedRecursively := l.htmlRenderRecursively(out, itemIdx, l.items[itemIdx])
numItemsRendered += numItemsRenderedRecursively
itemIdx += numItemsRenderedRecursively - 1
if numItemsRendered > 0 {
out.WriteRune('\n')
}
} else { // un-indent
break
}
}
out.WriteString(linePrefix)
out.WriteString("</ul>")
return numItemsRendered
}
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