(b byte)
| 100 | } |
| 101 | |
| 102 | func utf8RuneStart(b byte) bool { return b&0xC0 != 0x80 } |
| 103 | |
| 104 | // extractText walks the MIME tree and returns the best text representation — |
| 105 | // the first text/plain part, or (failing that) the first text/html rendered to |