Enable Rails 8 to_time_preserves_timezone default#12901
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albertchae wants to merge 3 commits intomainfrom
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Enable Rails 8 to_time_preserves_timezone default#12901albertchae wants to merge 3 commits intomainfrom
albertchae wants to merge 3 commits intomainfrom
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This should be pretty safe as it's more standards compliant behavior. The first of 3 PRs to flip rails 8 framework defaults one by one
Changes to_time methods to preserve the timezone of their receivers instead of converting to UTC offset.
albertchae
commented
Feb 5, 2026
| # If `false`, `to_time` methods will convert to the local system UTC offset instead. | ||
| #++ | ||
| # Rails.application.config.active_support.to_time_preserves_timezone = :zone | ||
| Rails.application.config.active_support.to_time_preserves_timezone = :zone |
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previous discussion about this setting https://github.com/hackclub/hcb/pull/10836/changes#r2188766274
garyhtou
approved these changes
Feb 5, 2026
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Summary of the problem
Changes to_time methods to preserve the timezone of their receivers instead of converting to UTC offset.