Add typing of codes used by components
dtinth
| Files | Coverage |
|---|---|
| audio | 100.00% |
| display | 85.51% |
| input | 80.25% |
| loaders | 98.73% |
| state | 94.82% |
| judgments.spec.js | 100.00% |
| judgments.ts | 96.23% |
| player.ts | 100.00% |
| test-helpers/index.js | 100.00% |
| Folder Totals (9 files) | 91.80% |
| Project Totals (178 files) | 86.40% |