040000 tree 5ddcca84faff08d5afdc28b245681f60286b31ec	assigned_variables
100644 blob 8676f239e5d4369ce7d4509274e53f2b3a50d427	assigned_variables_test.dart
040000 tree 57277cdee83a76a663a633ad818e7990d58c1431	definite_assignment
040000 tree 0b5cc897d47e9c4828da44c6aa4015b9842b0e41	definite_unassignment
100644 blob a3700cdeceafac9d0a466ac9744ed2f785468223	flow_analysis_test.dart
040000 tree 46552642838700febdd0386ccce146943bf3f380	nullability
040000 tree 1c48f8933994dab0316cc24415790bda917d738d	reachability
040000 tree a28a6a841c1584a2c3e779fc4b52bb8820a8f8e9	type_promotion
040000 tree 544935fd6c6fbad2f21e492176270027957fea96	why_not_promoted