return nil, 0, false
			}
			_, k, ok := parseAttr(p, s, j)
			if !ok {
				break
			}
			j = k
		}
		k := skipSpace(s, j)
		if k != j {
			// Goldmark mishandles spaces before >.
			p.corner = true
		}
		j = k
		if j < len(s) && s[j] == '/' {
			j++
		}
		if j < len(s) && s[j] == '>' {
			return &HTMLTag{s[i : j+1]}, j + 1, true
		}
	}

		c := s[i+1]
		if isPunct(c) {
			return &Escaped{Plain{s[i+1 : i+2]}}, i, i + 2, true
		}
		if c == '\n' { // TODO what about eof
			if i > 0 && s[i-1] == '\\' {
				p.corner = true // goldmark mishandles \\\ newline
			}
			end := i + 2
			for end < len(s) && (s[end] == ' ' || s[end] == '\t') {
				end++
			}
			return &HardBreak{}, i, end, true
		}
	}
	return nil, 0, 0, false
}

// west of UTC, since it is year 0. It doesn't seem tenable to say that
// printing the zero time correctly isn't supported in half the time
// zones. By comparison, it's reasonable to mishandle some times in
// the year -292277022399.
//
// All this is opaque to clients of the API and can be changed if a
// better implementation presents itself.

const (