Fleet & C++: compile_commands.json

1. CompileDB

https://github.com/nickdiego/compiledb

2. GNU Make

make --always-make --dry-run \
 | grep -wE 'gcc|g\+\+' \
 | grep -w '\-c' \
 | jq -nR '[inputs|{directory:".", command:., file: match(" [^ ]+$").string[1:]}]' \
 > compile_commands.json

3. Bear

https://github.com/rizsotto/Bear