A demo of a new connection checker plugin for Blockly based on nominal type
checking, which is used in languages like C++, Java, and Rust. Eventually it will
support subtyping, generics, parameterized types, and bounded generics.
Currently the connection checker supports subtyping, generics, and explicit
A collection of demo blocks showing what you can do with the new
custom fields API implemented in release 2.2019. Shown at the 2019
L-System editor built with