<commit_before>## Rails 4.0.0 (unreleased) ##

*   `format: true` does not override existing format constraints.
    Fixes #9466.

    Example:

        # this will force the .json extension
        get '/json_only', to: ok, format: true, constraints: { format: /json/ }

    *<NAME>*

*   Skip valid encoding checks for non-String parameters that come
    from the matched route's defaults.
    Fixes #9435.

    Example:
<commit_msg>Minor changelog improvement [ci skip]<commit_after>## Rails 4.0.0 (unreleased) ##

*   `format: true` does not override existing format constraints.
    Fixes #9466.

    Example:

        # This will force the .json extension.
        get '/json_only', to: ok, format: true, constraints: { format: /json/ }

    *<NAME>*

*   Skip valid encoding checks for non-String parameters that come
    from the matched route's defaults.
    Fixes #9435.

    Example:

{'fraction_non_alphanumeric': 0.10614525139664804, 'fraction_numerical': 0.024581005586592177, 'mean_word_length': 2.7966101694915255, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 5, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '624982', 'n_tokens_mistral': 288, 'n_tokens_neox': 263, 'n_words': 100}