pub const USAGE: &str = "$fy - Convert shell scripts and competitor source to command-stream modules\n\nUsage: $fy [options] [input.sh|input.mjs|input.cjs|-] [output.mjs]\nRead stdin when no input is given or input is -; print unless output is given.\n\n --from shell|javascript|zx|execa|shelljs|cross-spawn|bun\n --shell sh|bash|dash|zsh Interpreter (default: shebang or sh)\n --module NAME Target package (default: command-stream)\n --no-use-m Import the installed package directly\n --no-shebang Omit the generated interpreter line\n --commonjs Wrap CommonJS source as an ES module\n --structural Compile the supported shell subset to JS statements\n -h, --help Show this help\n\nShell programs use command-stream + use-m and retain shell semantics.\nJavaScript imports migrate to command-stream compatibility APIs.\nOutput files must not already exist.\n";