This is the command line interface for a Karel compiler.

• Install
• Commands
  • Run
  • Compile

Install

npm install -g @rekarel/cli

Commands

rekarel [-v]

Run

rekarel run <filename> [-w world.in]

Runs a filename (if it has extension .kx it runs it directly, otherwise it compiles it first) and outputs the world.out to stdout

If a world.in is not supplied, it reads the world from stdin, but if specified, then it reads the file.

Exit codes

• 0: OK
• 1 INSTRUCTION Karel tried to execute more instructions than allowed.
• 2 WALL Karel tried to execute more instructions than allowed.
• 3 WORLDUNDERFLOW Karel tried to take a beeper on an empty cell.
• 4 BAGUNDERFLOW Karel tried to leave a beeper with an empty bag.
• 5 STACK Karel suffered a stack overflow.

Compile

rekarel compile <filename>

Compiles a source code into a .kx file, Karel's bytecode