@launchdarkly/js-server-sdk-common - v2.26.1
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    Class TestDataRuleBuilder<BuilderType>

    A builder for feature flag rules to be used with TestDataFlagBuilder.

    In the LaunchDarkly model, a flag can have any number of rules, and a rule can have any number of clauses. A clause is an individual test such as "name is 'X'". A rule matches a user if all of the rule's clauses match the user.

    To start defining a rule, use one of the flag builder's matching methods such as ifMatch. This defines the first clause for the rule. Optionally, you may add more clauses with the rule builder's methods such as andMatch. Finally, call thenReturn to finish defining the rule.

    Type Parameters

    • BuilderType
    Index
    • Finishes defining the rule, specifying the result value as either a boolean or an index

      If the variation is a boolean value and the flag was not already a boolean flag, this also changes it to be a boolean flag.

      If the variation is an integer, it specifies a variation out of whatever variation values have already been defined.

      Parameters

      • variation: number | boolean

        either true or false or the index of the desired variation: 0 for the first, 1 for the second, etc.

      Returns BuilderType

      the flag rule builder