50 lines
827 B
Go
50 lines
827 B
Go
package gemtext
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import (
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"bufio"
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"io"
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)
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// Parse parses the full contents of an io.Reader into a gemtext.Document.
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func Parse(input io.Reader) (Document, error) {
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rdr := bufio.NewReader(input)
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var lines []Line
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inPFT := false
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for {
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raw, err := rdr.ReadBytes('\n')
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if err != io.EOF && err != nil {
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return nil, err
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}
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var line Line
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if inPFT && (len(raw) < 3 || raw[0] != '`' || raw[1] != '`' || raw[2] != '`') {
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line = PreformattedTextLine{raw: raw}
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} else {
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line = ParseLine(raw)
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}
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if line != nil && line.Type() == LineTypePreformatToggle {
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if inPFT {
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toggle := line.(PreformatToggleLine)
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(&toggle).clearAlt()
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line = toggle
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}
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inPFT = !inPFT
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}
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if line != nil {
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lines = append(lines, line)
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}
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if err == io.EOF {
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break
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}
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}
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return Document(lines), nil
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}
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