Throw expressions and module exports
ES6-like import statements
Test example parsing
Cleanup
Add basic test for compiler
Add link executable for local development
Rename parser builder
Better test error output
Change tuple default param syntax to match es6
Add boolean operators; detect unknown operator errors
Support es6 default export (in a es5-compatible manner)
Allow exporting of references
Sync up reserved words
Refactor traverse lib
Fix pipe operator optimization
Custom-defined operators