Sapphire Lisp

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Add some very basic typechecking for SL_I_Execute

Add basic protocol parsing

Add stdin, stdout, and stderr files

Add pointer and protocol support to SL_S_Compare and SL_S_Match

Add file builtins

Fix a silly mistake with type hints

Move builtins to a separate file

Fix type-hint validation for record hints in defun

Add partial type-hint checking for args in calls

Add type-hint checking for args in defun

Add builtin type hints to the shared list of static atoms

Add pointers and protocols to the S-expression library

Fix doing a defun over a native bind

Add an option for not stripping tag bits when decoding tagged pointers.

make tag bits configurable

Add a unit test for struct layout.

Not that it was a problem, but now we know it's not a problem.

Add compile-time optional line number tracking to the parser

Fixes for compiling with clang

Complete type comparison tests in the unit tests

Slight cleanup of SL_S_Compare to use tags for type-level comparison.

Add some new unit tests for comparisons.

Also slightly extend YYY_Test to allow more integer comparison modes.

Add defrec

Add a def test

Use shared def parser for the interpreter.
Add type hint field to defs.

Fix def/2

Initial commit