refactor: use object spread instead of Object.assign for new objects #12213
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Codecov Report
@@ Coverage Diff @@
## master #12213 +/- ##
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- Coverage 96.34% 96.33% -0.01%
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Files 95 95
Lines 9183 9169 -14
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- Hits 8847 8833 -14
Misses 336 336
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eseliger
approved these changes
May 2, 2020
| options = Object.assign({}, options, { | ||
| scope: false | ||
| }); | ||
| options = { ...options, scope: false }; |
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ideally parameters should be read-only, but that's another problem
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Correct, I've seen numerous fixes creeping in over time that end up cloning/deep cloning inputs, but this almost impossible to fix on a greater scale without static analysis.
sushantdhiman
approved these changes
May 3, 2020
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Pull Request check-list
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npm run testornpm run test-DIALECTpass with this change (including linting)?Description of change
This replaces most
Object.assignusage with the more performant (about 40%) (1) object spread.Object.assign({}, ...)have been auto refactored by eslint.|| {}pattern is not needed as{ ...undefined }yields{}.val = Object.assign(val, ...)has been replaced withObject.assign(val, ...)to avoid confusion and redundant assigns.Notes: