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50 lines
958 B
Go
50 lines
958 B
Go
package httpsfv
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import (
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"errors"
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"io"
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)
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// ErrInvalidBooleanFormat is returned when a boolean format is invalid.
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var ErrInvalidBooleanFormat = errors.New("invalid boolean format")
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// marshalBoolean serializes as defined in
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// https://httpwg.org/specs/rfc9651.html#ser-boolean.
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func marshalBoolean(bd io.StringWriter, b bool) error {
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if b {
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_, err := bd.WriteString("?1")
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return err
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}
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_, err := bd.WriteString("?0")
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return err
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}
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// parseBoolean parses as defined in
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// https://httpwg.org/specs/rfc9651.html#parse-boolean.
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func parseBoolean(s *scanner) (bool, error) {
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if s.eof() || s.data[s.off] != '?' {
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return false, &UnmarshalError{s.off, ErrInvalidBooleanFormat}
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}
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s.off++
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if s.eof() {
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return false, &UnmarshalError{s.off, ErrInvalidBooleanFormat}
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}
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switch s.data[s.off] {
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case '0':
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s.off++
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return false, nil
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case '1':
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s.off++
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return true, nil
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}
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return false, &UnmarshalError{s.off, ErrInvalidBooleanFormat}
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}
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