monkey-extended

monkey website

Usage

go install github.com/cmp5au/monkey-extended@latest
$(go env GOPATH)/bin/monkey-extended <options>

Options

• monkey-extended [(-e | --engine) ]
  • start REPL using the desired engine ("vm" or "evaluator")
• monkey-extended [(-e | --engine) ] [(-o | --out) ]
  • evaluate the input monkeyfile using the engine of choice
  • if -o,--out option is provided, engine must be "vm"
  • if file extension is not .koko, this option is the default unless additional flags are provided
• monkey-extended [-k | --koko]
  • interpret the koko bytecode and run the program within
  • if file extension is .koko, this option is the default unless additional flags are provided

Added Behavior

• for loops
  • break and continue control flow statements
• variable declaration without assignment (ex: let x;)
• variable assignment without let for declared variables (ex: x = 1;)
• deque methods for Array type: push, pop, pushleft, popleft
• delete builtin for removal from Array or Hash types
• String operators: concatenation with +, comparators (==, !=, <, >, <=, >=), indexing
• null literal
• bytecode (de)serialization
• support for running Monkey scripts
• support for "less/greater than or equal to" operators <=, >=
• compiler bugfixes in cases where last statement is not an ExpressionStatement

Simplified overview diagram