ref: e81c54ba2ecc673a4d5f8aed0e9b52841fe07b0d
dir: /tests/casec.b/
implement Sample; include "sys.m"; sys: Sys; Sample: module { init: fn(); }; init() { sys = load Sys Sys->PATH; a : string = "Jane"; case a { "jane" or "JANE" => sys->print("is jane or JANE\n"); "Jane" => sys->print("is Jane\n"); * => sys->print("is default\n"); } }