function completeAttributeValueQuoted(code) {
    if (code === markerB) {
      effects.consume(code)
      markerB = null
      return completeAttributeValueQuotedAfter
    }

    if (code === codes.eof || markdownLineEnding(code)) {
      return nok(code)
    }

    effects.consume(code)
    return completeAttributeValueQuoted
  }
In double or single quoted attribute value.

```markdown
> | <a b="c">
          ^
> | <a b='c'>
          ^
```

@type {State}