The top image shows the structural editor, and shell, for the eyg programming language running on a phone. Later on I’ll show it running on a TV. On both devices the structural editor is a better coding experience than a text editor would be. This post outlines the evolution of the editor over several years, and highlights the major changes over time along with some design thoughts and implementation notes. The web editor is built in Gleam and Lustre; originally it was Gleam and Svelte. There al...