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Function: getSingleParameterExpressionArrowFilterCallback()

function getSingleParameterExpressionArrowFilterCallback(
    expression: Readonly<TSESTree.CallExpression>
): Readonly<{
    callback: ArrowFunctionExpression & {
        body: Expression;
        params: [Identifier];
    };
    parameter: Identifier;
}> | null;

Defined in: _internal/filter-callback.ts:110

Extract a strict callback shape from direct .filter(...) calls.

Parametersโ€‹

expressionโ€‹

Readonly<TSESTree.CallExpression>

Candidate call expression to inspect.

Returnsโ€‹

| Readonly<{ callback: ArrowFunctionExpression & { body: Expression; params: [Identifier]; }; parameter: Identifier; }> | null

Structured callback match when supported; otherwise null.