API Reference | fast-check | Property based testing framework
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    Interface MixedCaseConstraints

    Constraints to be applied on mixedCase

    Since 1.17.0

    interface MixedCaseConstraints {
        toggleCase?: (rawChar: string) => string;
        untoggleAll?: (toggledString: string) => string;
    }
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    Properties

    toggleCase? untoggleAll?

    Properties

    toggleCase?: (rawChar: string) => string

    Transform a character to its upper and/or lower case version

    try toUpperCase on the received code-point, if no effect try toLowerCase

    Since 1.17.0

    untoggleAll?: (toggledString: string) => string

    In order to be fully reversable (only in case you want to shrink user definable values) you should provide a function taking a string containing possibly toggled items and returning its untoggled version.

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