Reproduction for TypeScript memory usage issue.
node run.js
This repository:
| Property | v5.3.3 | v5.4.5 |
|---|---|---|
| Files | 1608 | 1687 |
| Lines of Library | 37748 | 38041 |
| Lines of Definitions | 179721 | 210173 |
| Lines of TypeScript | 82545 | 82545 |
| Lines of JavaScript | 48 | 95 |
| Lines of JSON | 0 | 0 |
| Lines of Other | 0 | 0 |
| Identifiers | 338245 | 365499 |
| Symbols | 368926 | 695367 |
| Types | 163227 | 290657 |
| Instantiations | 242137 | 835175 |
| Memory used | 568787K | 827934K |
| Assignability cache size | 233595 | 251268 |
| Identity cache size | 555 | 2555 |
| Subtype cache size | 1597 | 1614 |
| Strict subtype cache size | 16531 | 17068 |
| I/O Read time | 0.27s | 0.32s |
| Parse time | 2.23s | 2.63s |
| ResolveModule time | 0.74s | 0.89s |
| ResolveLibrary time | 0.05s | 0.06s |
| ResolveTypeReference time | 0.09s | 0.09s |
| Program time | 4.92s | 5.76s |
| Bind time | 0.90s | 1.17s |
| Check time | 12.56s | 17.90s |
| printTime time | 0.00s | 0.00s |
| Emit time | 0.00s | 0.00s |
| Total time | 18.38s | 24.83s |
Large Project:
| Property | v5.3.3 | v5.4.5 | Diff | Diff % |
|---|---|---|---|---|
| Files | 8823 | 9330 | +507 | 5.7% |
| Lines of Library | 37748 | 38041 | +293 | 0.7% |
| Lines of Definitions | 204088 | 329819 | +125731 | 61.6% |
| Lines of TypeScript | 1126416 | 1126416 | 0 | 0% |
| Lines of JavaScript | 276 | 1761 | +1485 | 538.0% |
| Lines of JSON | 0 | 0 | 0 | 0% |
| Lines of Other | 0 | 0 | 0 | 0% |
| Identifiers | 1640769 | 1771163 | +130394 | 7.9% |
| Symbols | 2081369 | 2140374 | +59005 | 2.8% |
| Types | 567044 | 574305 | +7261 | 1.2% |
| Instantiations | 2186559 | 2229199 | +42640 | 1.9% |
| Memory used | 2338983K | 8332631K | +5993648 | 256.2% |
| Assignability cache size | 268459 | 271481 | +3022 | 1.1% |
| Identity cache size | 16564 | 16580 | +16 | 0.09% |
| Subtype cache size | 45773 | 45812 | +39 | 0.08% |
| Strict subtype cache size | 87667 | 87687 | +20 | 0.02% |
| I/O Read time | 7.63s | 6.19s | -1.44 | -18.8% |
| Parse time | 5.68s | 6.08s | +0.4 | 7.0% |
| ResolveModule time | 3.00s | 3.37s | +0.37 | 12.3% |
| ResolveLibrary time | 0.03s | 0.04s | +0.01 | 33.3% |
| ResolveTypeReference time | 0.03s | 0.04s | +0.01 | 33.3% |
| Program time | 25.59s | 140.48s | +114.89 | 448.9% |
| Bind time | 2.49s | 3.23s | +0.74 | 29.7% |
| Check time | 47.07s | 55.12s | +8.05 | 17.1% |
| printTime time | 0.00s | 0.00s | 0 | 0% |
| Emit time | 0.00s | 0.00s | 0 | 0% |
| Total time | 75.15s | 198.84s | 123.69 | 164.4% |