adoc/format/asciidoc.go

72 lines
1.7 KiB
Go

package format
import (
"fmt"
"ewintr.nl/adoc"
"ewintr.nl/adoc/element"
)
func AsciiDoc(doc *adoc.ADoc) string {
return fmt.Sprintf("%s\n%s", AsciiDocHeader(doc), AsciiDocFragment(doc.Content...))
}
func AsciiDocHeader(doc *adoc.ADoc) string {
header := fmt.Sprintf("= %s\n", doc.Title)
if doc.Author != "" {
header += fmt.Sprintf("%s\n", doc.Author)
}
if !doc.Date.IsZero() {
header += fmt.Sprintf("%s\n", doc.Date.Format("2006-01-02"))
}
for k, v := range doc.Attributes {
header += fmt.Sprintf(":%s: %s\n", k, v)
}
return header
}
func AsciiDocFragment(els ...element.Element) string {
var asciiDoc string
for _, el := range els {
asciiDoc += asciiDocElement(el)
}
return asciiDoc
}
func asciiDocElement(el element.Element) string {
switch v := el.(type) {
case element.SubTitle:
return fmt.Sprintf("== %s\n\n", v.Text())
case element.SubSubTitle:
return fmt.Sprintf("=== %s\n\n", v.Text())
case element.List:
var items []element.Element
for _, i := range v {
items = append(items, i)
}
return fmt.Sprintf("%s\n", AsciiDocFragment(items...))
case element.ListItem:
return fmt.Sprintf("* %s\n", AsciiDocFragment(v...))
case element.CodeBlock:
return fmt.Sprintf("----\n%s\n----\n\n", v.Text())
case element.Paragraph:
return fmt.Sprintf("%s\n\n", AsciiDocFragment(v.Elements...))
case element.Strong:
return fmt.Sprintf("*%s*", AsciiDocFragment(v...))
case element.Emphasis:
return fmt.Sprintf("_%s_", AsciiDocFragment(v...))
case element.Code:
return fmt.Sprintf("`%s`", AsciiDocFragment(v...))
case element.Link:
return fmt.Sprintf("%s[%s]", v.URL, v.Title)
case element.Word:
return v.Text()
case element.WhiteSpace:
return " "
default:
return ""
}
}