glossary

block

A group of adjacent lines that are indented the same amount, further than the previous, controlling line.

dedent

To close a block by indenting fewer on the following line.

implicit block

An inline block generated when an expression immediately follows ->, try etc.

implicit call

The syntax that allows you to write f x instead of f(x).

outdent

→ dedent

splat

The name of ... operator, originating from Ruby/Perl6's *.

then

A mysteriously undocumented keyword that explicitly creates an implicit block.