Fix additional let/var init bugs #4177
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including blockless if statement `var` declarations and let/var use before declaration within same function
Codecov Report
@@ Coverage Diff @@
## master #4177 +/- ##
==========================================
+ Coverage 91.27% 98.33% +7.06%
==========================================
Files 170 202 +32
Lines 5923 7227 +1304
Branches 1794 2114 +320
==========================================
+ Hits 5406 7107 +1701
+ Misses 311 58 -253
+ Partials 206 62 -144
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Thank you for your contribution! ❤️You can try out this pull request locally by installing Rollup via npm install kzc/rollup#additional-variable-init-fixesor load it into the REPL: |
lukastaegert
approved these changes
Jul 14, 2021
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Works for me. |
kzc
commented
Jul 14, 2021
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Fix additional variable state change bugs including blockless
ifstatementvardeclarations andlet/varuse before declaration within same function that do not cross function scopes.This PR contains:
Are tests included?
Breaking Changes?
List any relevant issue numbers:
Description
Fixes several outstanding var/let init issues mentioned in #4148 without any code pessimization other than for previously incorrect rollup output, and with minimal overhead.