How to use Text Diff List

1. Add TextDiffList server action to your module's dependencies.
2. Prepare two text lists. You have to split text by line breaks to prepare these lists.
3. Pass two text lists to the TextDiffList's input.
4. Result list item contains a sign and a line text. The sign has following means.

• Sign 1: Added line
• Sign -1: Deleted line
• Sign 0: other

See the demo module.