The text editor Vis (https://github.com/martanne/vis https://github.com/martanne/vis, previous discussion: https://news.ycombinator.com/item?id=15710533 https:/

The text editor Vis (https://github.com/martanne/vis https://github.com/martanne/vis, previous discussion: https://news.ycombinator.com/item?id=15710533 https://news.ycombinator.com/item?id=15710533, https://news.ycombinator.com/item?id=11445389 https://news.ycombinator.com/item?id=11445389) is explicitly inspired by sam's structural regular expressions.