fix(js): Avoid @babel/preset-env
warning in js/babel.ts
#14772
Merged
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Current Behavior
When setting
useBuiltIns
tofalse
while leavingcorejs
set to3
,@babel/preset-env
will give the warning in its output:Expected Behavior
There should not be that warning since
useBuiltIns
was explicitly set to false. By settingcorejs
tonull
whenuseBuiltIns
is set tofalse
, the warning gets suppressed.See also: https://github.com/babel/babel/blob/main/packages/babel-preset-env/src/normalize-options.ts