()
| 714 | } |
| 715 | |
| 716 | isEmpty() { |
| 717 | let chunk = this.firstChunk; |
| 718 | do { |
| 719 | if ( |
| 720 | (chunk.intro.length && chunk.intro.trim()) || |
| 721 | (chunk.content.length && chunk.content.trim()) || |
| 722 | (chunk.outro.length && chunk.outro.trim()) |
| 723 | ) |
| 724 | return false; |
| 725 | } while ((chunk = chunk.next)); |
| 726 | return true; |
| 727 | } |
| 728 | |
| 729 | length() { |
| 730 | let chunk = this.firstChunk; |