1.
Why Gren?
2.
Hello World
The Language
3.
Getting started
4.
Constants
5.
Functions
6.
Numbers
7.
Arrays
8.
Strings
9.
Records
10.
Types
11.
If expressions
12.
Custom types
13.
Pattern matching
14.
Modules
15.
Comments
Appendix
16.
gren.json
17.
FAQ
Light
Rust
Coal
Navy
Ayu
The Gren Programming Language
If expressions
TODO