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Add slice! method to ActiveModel::Errors - #34489

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rafaelfranca merged 1 commit into
rails:masterfrom
6temes:add_slice_method_to_errors
Nov 21, 2018
Merged

Add slice! method to ActiveModel::Errors#34489
rafaelfranca merged 1 commit into
rails:masterfrom
6temes:add_slice_method_to_errors

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@6temes

@6temes 6temes commented Nov 20, 2018

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Summary

ActiveModel::Errors implements several methods from Hash but not all of them.

The method slice! is provided to Hash via ActiveSuport and it could be really convenient to have it as well in ActiveModel::Errors for situations when the developer needs to delete several errors from a model.

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Thanks for the pull request, and welcome! The Rails team is excited to review your changes, and you should hear from @georgeclaghorn (or someone else) soon.

If any changes to this PR are deemed necessary, please add them as extra commits. This ensures that the reviewer can see what has changed since they last reviewed the code. Due to the way GitHub handles out-of-date commits, this should also make it reasonably obvious what issues have or haven't been addressed. Large or tricky changes may require several passes of review and changes.

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Comment thread activemodel/lib/active_model/errors.rb Outdated

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The messages and details are both hashes. I think it makes more sense for us to just use slice! on those like we do with merge!, right?

Comment thread activemodel/test/cases/errors_test.rb Outdated

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We need a test with string keys, since all other methods support both strings and symbols.

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Sure!

Should I mix strings and symbols in this test or is it better to create another test just for that?

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You can mix them if you want.

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Oh, I understand! This method should allow strings or symbols to be passed indifferently. I have a failing test now.

@rafaelfranca rafaelfranca left a comment

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This looks good. Can you add a CHANGELOG entry and also squash all commits in one?

@6temes

6temes commented Nov 21, 2018

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Done!

Tests are passing now.

@rafaelfranca
rafaelfranca merged commit 3269506 into rails:master Nov 21, 2018
@rafaelfranca

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Thank you so much! Nice work

@6temes
6temes deleted the add_slice_method_to_errors branch November 21, 2018 22:46
suketa added a commit to suketa/rails_sandbox that referenced this pull request Aug 3, 2019
Add slice! method to ActiveModel::Errors
rails/rails#34489
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5 participants