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feat(eslint-plugin): [no-unnec-cond] support nullish coalescing #1148
feat(eslint-plugin): [no-unnec-cond] support nullish coalescing #1148
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Thanks for the PR, @Retsam! typescript-eslint is a 100% community driven project, and we are incredibly grateful that you are contributing to that community. The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately. Thanks again! 🙏 Please, if you or your company is finding typescript-eslint valuable, help us sustain the project by sponsoring it transparently on https://opencollective.com/typescript-eslint. As a thank you, your profile/company logo will be added to our main README which receives thousands of unique visitors per day. |
The rule will now check that the left-hand side of the ?? operator is potentialy nullish, not potentially falsy.
Adds an error for the case where the left-hand side of `??` is always null or undefined
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LGTM - thanks for doing this
Codecov Report
@@ Coverage Diff @@
## master #1148 +/- ##
==========================================
+ Coverage 93.99% 94.01% +0.01%
==========================================
Files 131 131
Lines 5778 5797 +19
Branches 1631 1638 +7
==========================================
+ Hits 5431 5450 +19
Misses 186 186
Partials 161 161
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Adds support for the
??
operator to theno-unnecessary-condition
rule - it will check that the left-hand side of that operator is potentially nullish (as well as potentially non-nullish).(Related, #1052)