Jet - A Structural JSON editor

• Features
• Keymaps
• Installation
• Usage
• Roadmap/Known bugs

Jet is a structural editor for JSON.

I.e. an editor which is aware of the structure of JSON and allows you to manipulate it directly. The document is always in a valid state.

https://user-images.githubusercontent.com/6439644/143655548-3c556ea8-7673-4439-8624-15b4b503001f.mov

Features

• [x] Structurally sound editing, never outputs invalid JSON.
• [x] Copy/Cut/Paste JSON subtrees
• [x] Subtree folding so you can focus on what's important.
• [x] Transpose values around each other in lists.
• [x] Undo/redo system, everyone makes mistakes
• [x] Save functionality

Keymaps

Press ? to see the key map, which should feel familiar to vim users.

Installation

cabal update && cabal install jet

Usage

# Open a file for editing. Use ctrl-s to save back to the file.
# The edited file is output to stdout even if unsaved.
jet myfile.json 

# Using jet in a pipeline for quick in-line edits.
cat myfile.json | jet > result.json

Roadmap/Known bugs

• [ ] Figure out why vty needs two keystrokes to quit for some reason.
• [ ] Allow cut/paste of keys of objects.
• [ ] Allow inserting when empty key already exists
• [ ] Add search
• [ ] Improved visibility around copy/paste with highlighting
• [ ] Increment/decrement commands for integers.