bd33e8885e
Being able to very easily get the original [1] Org mode content seems like something that will come up quite often and is very little code. [1] it's not really the original content, but rather the pretty printed version of that - as the semantics don't change it shouldn't matter.
58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
package org
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import (
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"regexp"
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)
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type Footnotes struct {
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Title string
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Definitions map[string]*FootnoteDefinition
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addOrder []string
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}
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type FootnoteDefinition struct {
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Name string
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Children []Node
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Inline bool
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}
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var footnoteDefinitionRegexp = regexp.MustCompile(`^\[fn:([\w-]+)\](\s+(.+)|\s*$)`)
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func lexFootnoteDefinition(line string) (token, bool) {
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if m := footnoteDefinitionRegexp.FindStringSubmatch(line); m != nil {
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return token{"footnoteDefinition", 0, m[1], m}, true
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}
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return nilToken, false
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}
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func (d *Document) parseFootnoteDefinition(i int, parentStop stopFn) (int, Node) {
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start, name := i, d.tokens[i].content
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d.tokens[i] = tokenize(d.tokens[i].matches[2])
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stop := func(d *Document, i int) bool {
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return parentStop(d, i) ||
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(isSecondBlankLine(d, i) && i > start+1) ||
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d.tokens[i].kind == "headline" || d.tokens[i].kind == "footnoteDefinition"
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}
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consumed, nodes := d.parseMany(i, stop)
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definition := FootnoteDefinition{name, nodes, false}
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d.addFootnote(name, &definition)
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return consumed, definition
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}
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func (fs *Footnotes) Ordered() []FootnoteDefinition {
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m := map[string]bool{}
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definitions, inlineDefinitions := []FootnoteDefinition{}, []FootnoteDefinition{}
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for _, name := range fs.addOrder {
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if isDuplicate := m[name]; !isDuplicate {
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m[name] = true
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if definition := *fs.Definitions[name]; definition.Inline {
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inlineDefinitions = append(inlineDefinitions, definition)
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} else {
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definitions = append(definitions, definition)
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}
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}
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}
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return append(definitions, inlineDefinitions...)
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}
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func (n FootnoteDefinition) String() string { return orgWriter.nodesAsString(n) }
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