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call

Functional wrapper on top of d3.selection.call which allows for easier composition.

const someComplexComponent = _.compose(
        call(subcomponentE)
      , call(subcomponentD)
      , call(subcomponentC)
      , call(subcomponentB)
      , call(subcomponentA)
      )

d3.select('.something').datum(rows).call(someComplexComponent)

Is equivalent to

function someComplexComponent(s) {
  s.call(subcomponentA)
      .call(subcomponentB)
      .call(subcomponentC)
      .call(subcomponentD)
      .call(subcomponentE)
}

d3.select('.something').datum(rows).call(someComplexComponent)