Mark assert
attributes with extra.deprecatedAssertSyntax
#15667
Merged
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This PR marks import attributes parsed by the new parser plugin (thus with the new AST) with
extra.deprecatedAssertSyntax = true
when using theassert
keyword, so that tools that care about which keyword is uses (e.g. prettier, or linters maybe) can get that info.Needed for prettier/prettier#14863 (comment).