Options

CLI	API (compile(src, plugin, opts))	default	meaning
--mode auto|opt-in	mode	auto	decide everything, or only annotated collections
--bounds check|assume	bounds	check	keep the original out-of-range errors, or trust the indexes
--min-size n	minSize	64	leave smaller collections as objects
--profile file	profile	none	measured sizes from viscosity profile
--python-auto	pythonAuto	off	Python: transform without annotations
--parser acorn|mini	jsPlugin({ parser })	acorn	JavaScript parser (the “mini” parser is the book’s)