go-org-orgwiki/org/footnote.go
Niklas Fasching 9a0a9c11eb Export WriteNodesAsString on writer interface
WriteNodesAsString is simple enough to implement but exposing it is helpful in
the implementation of extending writers and we don't aim to keep writer a small
interface so let's expose it.
2019-11-02 23:44:16 +01:00

35 lines
999 B
Go

package org
import (
"regexp"
)
type FootnoteDefinition struct {
Name string
Children []Node
Inline bool
}
var footnoteDefinitionRegexp = regexp.MustCompile(`^\[fn:([\w-]+)\](\s+(.+)|\s*$)`)
func lexFootnoteDefinition(line string) (token, bool) {
if m := footnoteDefinitionRegexp.FindStringSubmatch(line); m != nil {
return token{"footnoteDefinition", 0, m[1], m}, true
}
return nilToken, false
}
func (d *Document) parseFootnoteDefinition(i int, parentStop stopFn) (int, Node) {
start, name := i, d.tokens[i].content
d.tokens[i] = tokenize(d.tokens[i].matches[2])
stop := func(d *Document, i int) bool {
return parentStop(d, i) ||
(isSecondBlankLine(d, i) && i > start+1) ||
d.tokens[i].kind == "headline" || d.tokens[i].kind == "footnoteDefinition"
}
consumed, nodes := d.parseMany(i, stop)
definition := FootnoteDefinition{name, nodes, false}
return consumed, definition
}
func (n FootnoteDefinition) String() string { return orgWriter.WriteNodesAsString(n) }