doc/langref.md              | 14 ++---
 example/maybe_type/main.zig | 19 +++++++
 src/analyze.cpp             | 34 +++++++++++
 src/analyze.hpp             |  1 +
 src/parser.cpp              | 47 +++++++++------
 src/parser.hpp              |  1 +
 test/run_tests.cpp          | 98 ++++++++++++++++----------------
 7 files changed, 141 insertions(+), 73 deletions(-)