All these ideas have been implemented in JetBrains MPS. Terms to look up are structural/projectional editing and language workbenches. Here's a concise demo (a

All these ideas have been implemented in JetBrains MPS. Terms to look up are structural/projectional editing and language workbenches. Here's a concise demo (although you should read the original paper and the documentation to really grasp this concept): https://youtu.be/pVIywLXDuRo https://youtu.be/pVIywLXDuRo Papers: https://confluence.jetbrains.com/display/MPS/MPS+publications+page https://confluence.jetbrains.com/display/MPS/MPS+publication...